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Santillana del Mar weather & best time to visit

Sun, sea & sand

Santillana del Mar at a glance

Best time
Jul – Aug
Warmest month
Aug · 24°
Warmest sea
Aug · 21.7°
Sunshine a year
1,730 h
Rain a year
1,155 mm
Climate
Temperate
Time zone
UTC+1 / UTC+2
Elevation
84 m

Climate in Santillana del Mar

Santillana del Mar has a temperate climate with warm summers and cool winters. August is the warmest month with average highs of 24 °C, while January is the coolest at 14 °C. With around 1,730 hours of sunshine a year, Santillana del Mar is moderately sunny; July is the sunniest month with 6.3 hours a day.

Holiday weather through the year

Best time to visit

Best time to visit Santillana del Mar

The best time to visit Santillana del Mar is from July to August. For a beach holiday – sea from 21 °C, warm and mostly dry – go in August. For sightseeing, day trips and hiking, conditions are most comfortable from June to September. Rain is frequent from October to May; the wettest month is November with 162 mm.

Santillana del Mar through the seasons

How the weather changes over the seasons, with averages for each.

Santillana del Mar in spring

Mar – May

14

Poor

  • 16–19 °C by day
  • Sea 14 °C
  • 5.4 h of sun a day
  • 43 rainy days in all

Santillana del Mar in summer

Jun – Aug

57

Fair

  • 22–24 °C by day
  • Sea 20 °C
  • 6.2 h of sun a day
  • 32 rainy days in all

Santillana del Mar in autumn

Sep – Nov

27

Poor

  • 17–23 °C by day
  • Sea 19 °C
  • 4.4 h of sun a day
  • 41 rainy days in all

Santillana del Mar in winter

Dec – Feb

6

Poor

  • 14–15 °C by day
  • Sea 13 °C
  • 3.0 h of sun a day
  • 43 rainy days in all

Which month for what?

Beach & swimming

Aug

Sea from 21 °C, warm and mostly dry

Sightseeing & hiking

Jun – Sep

15–28 °C and not too much rain

Rainy months

Oct – May

Rainy season or more than 12 rainy days

Find your perfect month

Tell us what you like and we rate every month in Santillana del Mar for you.

Swimming in the sea
Sunshine
Little rain

Your best months: July – August

Based on the climate averages; tap a month to see its details.

Your holiday weather, at a glance

Weather in October

Weather in October

27

Holiday weather in October

Poor

Best time to visit: July – August

Keep in mindFrequent rain

A typical day in October

  1. Morning, 08:00: about 13°
  2. Midday, 13:00: about 19°
  3. Afternoon, 16:00: about 20°
  4. Evening, 20:00: about 18°
  5. Night, 23:00: about 16°

08:2919:35

Pleasant evenings; a light layer can help.

Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.

Light for photos in October

Golden hour
Morning 08:11–09:08 · evening 18:57–19:53
Blue hour
Morning 08:00–08:11 · evening 19:53–20:04

Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.

October in Santillana del Mar compared with home

Home:

Loading the climate at home …

Early or late October?

In October, daytime highs fall from about 22° at the start of the month to 18° at the end. The sea cools from 20° to 17°. The days get 1.4 h shorter.

Early or late October?
October1 Oct31 Oct
Daytime high22°18°
Night-time low13°11°
Sea20°17°
Daylight11.8 h10.4 h

What is the weather like in Santillana del Mar in October?

In October, Santillana del Mar is mild: daytime highs average 21 °C, and nights cool down to about 12 °C. The sea averages 18.6 °C – bracing, so a wetsuit helps for longer swims. Expect around 4.5 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 101 mm in total. All in all, October is not an ideal month for a holiday in Santillana del Mar.

More details for October

Daylight
11 h 7 min08:29 – 19:35
UV index
3 · moderateclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
19 km/haverage daily peakAll months
Cloud cover
62 %on averageAll months
Hot days
0 days30 °C or moreAll months
Time zone
UTC+2offset from UTC

How the score comes together

  • Temperatureweight 35 %25 %
  • Seaweight 25 %23 %
  • Sunshineweight 20 %25 %
  • Few rainy daysweight 20 %39 %

Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.

What to pack in October

  • Wetsuit for longer swims
  • Sunscreen
  • A jumper for the evenings
  • Rain jacket or umbrella

Compare two months in Santillana del Mar

Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.

vs

August has the better holiday weather in Santillana del Mar: score 70 against 27. In August, days are 3 °C warmer than in October. The sea is 3 °C warmer in August. August has 2 fewer rainy days. The sun shines 2 hours longer a day in August.

October vs August, Santillana del Mar
MonthOctoberAugust
Holiday weather score2770better
Daytime high21°24°
Night-time low12°17°
Sea18.6°21.7°
Sunshine4.5 h6.2 hbetter
Rainy days1311better
Rainfall101 mm59 mmbetter
Muggy days0better5

Based on the climate averages 1996–2025.

Santillana del Mar month by month

The typical weather for every month at a glance.

4January14° · Sea 13° · 2.7 h

In January, Santillana del Mar is cool: daytime highs average 14 °C, and nights cool down to about 7 °C. The sea averages 13.3 °C – swimming is only for the hardy. The sun is scarce, with only about 2.7 hours a day. It rains often – on about 15 days, adding up to 124 mm. All in all, January is not an ideal month for a holiday in Santillana del Mar.

Santillana del Mar in January
9February14° · Sea 13° · 3.8 h

In February, Santillana del Mar is cool: daytime highs average 14 °C, and nights cool down to about 6 °C. The sea averages 12.7 °C – swimming is only for the hardy. The sun is scarce, with only about 3.8 hours a day. Rain is frequent, with about 13 rainy days and 106 mm in total. All in all, February is not an ideal month for a holiday in Santillana del Mar.

Santillana del Mar in February
11March16° · Sea 13° · 4.6 h

In March, Santillana del Mar is cool: daytime highs average 16 °C, and nights cool down to about 8 °C. The sea averages 12.8 °C – swimming is only for the hardy. Expect around 4.6 hours of sunshine a day. Rain is frequent, with about 14 rainy days and 104 mm in total. All in all, March is not an ideal month for a holiday in Santillana del Mar.

Santillana del Mar in March
13April17° · Sea 14° · 5.4 h

In April, Santillana del Mar is mild: daytime highs average 17 °C, and nights cool down to about 9 °C. The sea averages 13.5 °C – swimming is only for the hardy. Expect around 5.4 hours of sunshine a day. It rains often – on about 14 days, adding up to 95 mm. All in all, April is not an ideal month for a holiday in Santillana del Mar.

Santillana del Mar in April
18May19° · Sea 15° · 6.1 h

In May, Santillana del Mar is mild: daytime highs average 19 °C, and nights cool down to about 12 °C. The sea averages 15.2 °C – swimming is only for the hardy. Expect around 6.1 hours of sunshine a day. It rains often – on about 14 days, adding up to 85 mm. All in all, May is not an ideal month for a holiday in Santillana del Mar.

Santillana del Mar in May
40June22° · Sea 18° · 6.1 h

In June, Santillana del Mar is warm: daytime highs average 22 °C, and nights cool down to about 14 °C. The sea averages 18.1 °C – bracing, so a wetsuit helps for longer swims. Expect around 6.1 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 70 mm in total. All in all, June is a so-so month for a holiday in Santillana del Mar.

Santillana del Mar in June
61July24° · Sea 21° · 6.3 h

In July, Santillana del Mar is warm: daytime highs average 24 °C, and nights cool down to about 16 °C. The sea averages 20.5 °C – refreshing for a swim. Expect around 6.3 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 51 mm in total. All in all, July is a good month for a holiday in Santillana del Mar.

Santillana del Mar in July
70August24° · Sea 22° · 6.2 h

In August, Santillana del Mar is warm: daytime highs average 24 °C, and nights cool down to about 17 °C. The sea averages 21.7 °C – refreshing for a swim. Expect around 6.2 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 59 mm in total. All in all, August is a good month for a holiday in Santillana del Mar.

Santillana del Mar in August
53September23° · Sea 21° · 5.6 h

In September, Santillana del Mar is warm: daytime highs average 23 °C, and nights cool down to about 15 °C. The sea averages 20.7 °C – refreshing for a swim. Expect around 5.6 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 81 mm in total. All in all, September is a so-so month for a holiday in Santillana del Mar.

Santillana del Mar in September
27October21° · Sea 19° · 4.5 h

In October, Santillana del Mar is mild: daytime highs average 21 °C, and nights cool down to about 12 °C. The sea averages 18.6 °C – bracing, so a wetsuit helps for longer swims. Expect around 4.5 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 101 mm in total. All in all, October is not an ideal month for a holiday in Santillana del Mar.

Santillana del Mar in October
2November17° · Sea 16° · 3.1 h

In November, Santillana del Mar is mild: daytime highs average 17 °C, and nights cool down to about 9 °C. The sea averages 16.1 °C – swimming is only for the hardy. The sun is scarce, with only about 3.1 hours a day. It rains often – on about 17 days, adding up to 162 mm. All in all, November is not an ideal month for a holiday in Santillana del Mar.

Santillana del Mar in November
5December15° · Sea 14° · 2.5 h

In December, Santillana del Mar is cool: daytime highs average 15 °C, and nights cool down to about 7 °C. The sea averages 14.3 °C – swimming is only for the hardy. The sun is scarce, with only about 2.5 hours a day. It rains often – on about 14 days, adding up to 117 mm. All in all, December is not an ideal month for a holiday in Santillana del Mar.

Santillana del Mar in December

Climate in detail

Year & climate table

Climate through the year

Long-term monthly averages. Tap a month to see its details.

Best time to visit

Nights and sleep in Santillana del Mar

How warm the nights get in each month, from the mean night-time low. Tap a month for details.

  • Cold 0–8°
  • Cool 8–15°
  • Pleasant 15–20°

CoolOctober: nights around 12°. A duvet at night and a jumper for the evening.

The coolest nights are in February (6°), the warmest in August (17°). Nights are pleasant for sleeping (15 to 20 °C) from July to September. Nights fall below 8 °C on average from December to February, so the room should be heated.

Temperatures through the year

Average daytime high, night-time low and sea temperature per month.

OctoberDay 21°Night 12°Sea 19°
DayNightSea
MonthScoreDayNightSeaSunRain daysRain mm
JanuaryJan414°7°13.3°2.7 h15124
FebruaryFeb914°6°12.7°3.8 h13106
MarchMar1116°8°12.8°4.6 h14104
AprilApr1317°9°13.5°5.4 h1495
MayMay1819°12°15.2°6.1 h1485
JuneJun4022°14°18.1°6.1 h1170
JulyJul6124°16°20.5°6.3 h1051
AugustAug7024°17°21.7°6.2 h1159
SeptemberSep5323°15°20.7°5.6 h1181
OctoberOct2721°12°18.6°4.5 h13101
NovemberNov217°9°16.1°3.1 h17162
DecemberDec515°7°14.3°2.5 h14117

Climate averages 1996–2025 (sunshine partly WMO station normals 1991–2020), not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences

43.39° N, 4.11° W · 84 m · Europe/Madrid

Sea temperature
Swimming calendar

Sea temperature in Santillana del Mar

Monthly sea surface temperature with the range of cooler and warmer years.

Sea in October18.6°Cfresh

8 in 10 years: 17.5 – 19.4 °C

Swimming season: Jul – Sep

  • cold
  • fresh
  • refreshing
  • pleasant
  • warm
  • very warm
OctoberMean sea temperature 18.6°8 in 10 years 17.5° – 19.4°
20°
Mean sea temperature8 in 10 years20 °C – comfortable for swimming

The sea temperature in Santillana del Mar ranges from 12.7 °C in February to 21.7 °C in August. It is warm enough for a comfortable swim (20 °C and more) from July to September.

The sea temperature varies from year to year: in August, eight out of ten years were between 20.6 and 22.4 °C.

Sea temperature by month
MonthAverageCool yearWarm yearFeels
JanuaryJan13.3°12.8°14.0°cold
FebruaryFeb12.7°12.3°13.4°cold
MarchMar12.8°12.3°13.3°cold
AprilApr13.5°13.0°14.3°cold
MayMay15.2°14.3°16.2°cold
JuneJun18.1°17.1°19.1°fresh
JulyJul20.5°19.6°21.7°refreshing
AugustAug21.7°20.6°22.4°refreshing
SeptemberSep20.7°19.7°21.5°refreshing
OctoberOct18.6°17.5°19.4°fresh
NovemberNov16.1°15.3°17.0°cold
DecemberDec14.3°13.6°15.1°cold
Sunshine
Sunshine

Sunshine hours in Santillana del Mar

Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.

Per year
1,730 hours
Sunniest month
Jul · 6.3 h a day
Least sunshine
Dec · 2.5 h a day
OctoberSunshine 4.5 hDaylight 11.1 hShare of daylight 41 %
SunshineDaylight

In October, the sun shines for about 4.5 of 11.1 hours of daylight in Santillana del Mar, 41 % of the daylight hours.

Sunshine hours: measured at the weather station 23 km away, averages 1991–2020 (WMO climate normals). Daylight is the time from sunrise to sunset on the 15th of the month.

Rain
Rain

Rain in Santillana del Mar: rainy days and rainfall

A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.

Per year
1,155 mm on 159 days
Wettest month
Nov · 162 mm
Driest month
Jul · 51 mm
OctoberRainy days 13Rainfall 101 mm

In October, Santillana del Mar has about 13 rainy days with 101 mm of rain in total.

UV index
Sun protection

UV index in Santillana del Mar

How strong the sun is at noon, month by month, and how quickly unprotected skin burns.

Clear-sky UV in October
3 · moderateAround midday seek shade; use sunscreen, a hat and sunglasses.

The sun is strongest in June (UV 9).

Minutes until sunburn in October

Very fair skin
about 40 min
Fair skin
about 50 min
Light brown skin
about 70 min
Olive skin
about 90 min

Rough guide for unprotected skin at noon under a clear sky; clouds lengthen the time, water, sand and snow shorten it. Sunscreen extends the time only partly.

Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.

Wind & clouds
Wind & clouds

Wind and clouds in Santillana del Mar

How breezy and how cloudy Santillana del Mar is through the year. Tap a month to select it on the whole page.

Wind

Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.

Year average
19 km/h · gentle breeze
Windiest month
Nov · 22 km/h
Calmest month
Aug · 17 km/h
OctoberWind 19 km/hBeaufort 3
20
WindBeaufort 4

In October, the wind in Santillana del Mar typically peaks at 19 km/h during the day: Beaufort 3, gentle breeze.

Breezy months for windsurfing and kiting

From Beaufort 4 (20 km/h) the daily breeze is usually enough for windsurfing and often for kiting: Nov – Apr.

Clouds

Average share of the sky covered by cloud, day and night.

Year average
64 % · variable cloud
Clearest month
Aug · 56 %
Cloudiest month
Jan · 70 %
OctoberCloud cover 62 %Sunshine 4.5 h

In October, cloud covers on average 62 % of the sky over Santillana del Mar: variable cloud, with about 4.5 hours of sunshine a day.

Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.

Heat & humidity
Heat & humidity

Heat and humidity in Santillana del Mar

How often the day gets hot in Santillana del Mar (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.

Hot days a year
5 days
Hottest month
Aug · 24 °C
Hot months
none

Heat calendar

  • pleasant
  • some hot or muggy days
  • often muggy
  • often hot
  • hot and muggy
OctoberHot days (30 °C+) 0Daytime high 21 °C

In October, Santillana del Mar has about 0 hot days, with an average daytime high of 21 °C: pleasant. Heat plays no part this month.

Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year

Planning a trip to Santillana del Mar

Weather for your travel dates

Pick your arrival and length of stay, and we sum up the weather to expect.

Santillana del Mar in the school holidays

How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.

Santillana del Mar has its best school-holiday weather during the summer holidays (score 67) and its weakest during the Christmas holidays (score 5).

  • Easter holidays

    Mar – Apr

    12

    Poor

    • 17 °C by day
    • Sea 13 °C
    • 5.2 h of sun a day
    • 14 rainy days a month

    Keep in mind: Frequent rain

  • May half-term

    May – Jun

    22

    Poor

    • 20 °C by day
    • Sea 16 °C
    • 6.1 h of sun a day
    • 14 rainy days a month

    Keep in mind: Frequent rain

  • Summer holidays

    Jul – Aug

    67

    GoodBest holidays

    • 24 °C by day
    • Sea 21 °C
    • 6.2 h of sun a day
    • 11 rainy days a month

    Good for: Sightseeing & walks

  • October half-term

    Oct

    27

    Poor

    • 21 °C by day
    • Sea 19 °C
    • 4.5 h of sun a day
    • 13 rainy days a month

    Keep in mind: Frequent rain

  • Christmas holidays

    Dec – Jan

    5

    Poor

    • 14 °C by day
    • Sea 14 °C
    • 2.6 h of sun a day
    • 15 rainy days a month

    Keep in mind: Frequent rain

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight
about 1 h 40 min
Distance
940 km
Time zone
UTC+2
Jet lag
Hardly any (under 3 h)

Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.

Good to know: Spain

Currency
Euro (EUR)
Language
Spanish
Sockets
Type C, F · 230 V
Traffic
Drives on the right
Dialling code
+34
Emergency number
112

UK plugs need a travel adapter

Sources: GeoNames (CC BY 4.0) and Wikidata (CC0). Please check details before you travel.

Compare & alternatives

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Santillana del Mar compared

Put Santillana del Mar side by side with another destination.

Nearby:
Compare with home:

Santillana del Mar vs Comillas

In October the holiday weather in Santillana del Mar and Comillas is about equally good (score 27 vs 30). During the day it is about as warm in Comillas as in Santillana del Mar. The sea is about equally warm.

Santillana del Mar vs Comillas, in October
in OctoberSantillana del MarComillas
Holiday weather score2730
Daytime high21°21°
Sea19°19°
Sunshine5 h5 h
Rainy days1313
Best timeJul – AugJul – Aug

Through the year

OctoberSantillana del Mar 21°Comillas 21°
Santillana del MarComillas
Go to Comillas
Best places in the country
Ranking

Spain in October: the best places

In October, Santillana del Mar ranks 28 among the 31 nearest destinations in this country.

  1. Salamanca20°83
  2. 2Valladolid20°82
  3. 3Tordesillas20°81
  4. 4Soria18°81
  5. 5Pamplona20°79
  6. 6Zamora20°79
  7. 7Palencia20°78
  8. 8Logroño21°78
  9. 28Santillana del MarThis page21°19°27
All destinations: Spain
Places nearby

Near Santillana del Mar

Other destinations close by.

Places with a similar climate

Places with a climate like Santillana del Mar

Destinations whose weather through the year is closest to Santillana del Mar's – good alternatives.

  1. 88 % similar31Saint-Jean-de-LuzFrance21°19°Best time: Jul – Sep
  2. 87 % similar29HondarribiaSpain21°19°Best time: Jul – Aug
  3. 87 % similar26ZarautzSpain20°19°Best time: Jul – Aug
  4. 86 % similar65San SebastiánSpain20°19°Best time: May – Oct

Frequently asked questions about Santillana del Mar

When is the best time to visit Santillana del Mar?

The best time to visit Santillana del Mar is from July to August. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.

How warm is the sea in Santillana del Mar?

The sea temperature in Santillana del Mar ranges from 12.7 °C in February to 21.7 °C in August. It is warm enough for a comfortable swim (20 °C and more) from July to September.

Can you swim in Santillana del Mar in October?

Only if you don't mind cold water: in October the sea averages just 18.6 °C. Comfortable swimming is possible from July to September.

What is the warmest month in Santillana del Mar?

August is the warmest month, with average highs of 24 °C and nights around 17 °C. January is the coolest month at 14 °C.

When does it rain most in Santillana del Mar?

Rain is frequent from October to May; the wettest month is November with 162 mm. The driest month is July with 51 mm.

How many hours of sunshine does Santillana del Mar get?

Santillana del Mar gets around 1,730 hours of sunshine a year. The sunniest month is July with 6.3 hours a day; in December there are 2.5 hours a day.

What time zone is Santillana del Mar in?

Santillana del Mar is on UTC+1 in January and UTC+2 in July.

How long is the flight from London to Santillana del Mar?

A nonstop flight from London to Santillana del Mar takes about 1 h 40 min, for a straight-line distance of about 940 km.

Which school holidays are best for Santillana del Mar?

Santillana del Mar has its best school-holiday weather during the summer holidays (score 67) and its weakest during the Christmas holidays (score 5). Holiday ratings (0–100): Easter holidays 12, May half-term 22, summer holidays 67, October half-term 27, Christmas holidays 5.