AI-generatedGuernica at a glance
- Best time
- Aug
- Warmest month
- Aug · 22°
- Warmest sea
- Aug · 22.3°
- Sunshine a year
- 1,540 h
- Rain a year
- 1,166 mm
- Climate
- Maritime
- Time zone
- UTC+1 / UTC+2
- Elevation
- 97 m
Climate in Guernica
Guernica has a maritime climate with moderate summers and cool, often grey winters. August is the warmest month with average highs of 22 °C, while January is the coolest at 12 °C. With around 1,540 hours of sunshine a year, Guernica is rather dull; July is the sunniest month with 5.7 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Poor
Best time to visit: August
Keep in mindFrequent rain
A typical day in October
- Morning, 08:00: about 15°
- Midday, 13:00: about 18°
- Afternoon, 16:00: about 19°
- Evening, 20:00: about 17°
- Night, 23:00: about 16°
08:2319:30
Cool evenings: pack a jumper or a jacket.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 08:05–09:02 · evening 18:51–19:47
- Blue hour
- Morning 07:54–08:05 · evening 19:47–19:58
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.
What is the weather like in Guernica in October?
In October, Guernica is mild: daytime highs average 19 °C, and nights cool down to about 15 °C. The sea averages 18.6 °C – bracing, so a wetsuit helps for longer swims. The sun is scarce, with only about 4 hours a day. Rain is frequent, with about 13 rainy days and 98 mm in total. All in all, October is not an ideal month for a holiday in Guernica.
More details for October
- Daylight
- 11 h 7 min08:23 – 19:30
- UV index
- 3 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 17 km/haverage daily peakAll months
- Cloud cover
- 62 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+2Europe/Madrid
How the score comes together
- Temperatureweight 35 %0 %
- Seaweight 25 %23 %
- Sunshineweight 20 %15 %
- Few rainy daysweight 20 %34 %
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
Sea temperature in Guernica
Monthly sea surface temperature with the range of cooler and warmer years.
8 in 10 years: 17.7 – 19.7 °C
Swimming season: Jul – Sep
- cold
- fresh
- refreshing
- pleasant
- warm
- very warm
The sea temperature in Guernica ranges from 12.5 °C in February to 22.3 °C in August. It is warm enough for a comfortable swim (20 °C and more) from July to September.
From July to September and from November to February the sea is even warmer than the afternoon air. The sea temperature varies from year to year: in August, eight out of ten years were between 21.3 and 23.3 °C.
| Month | Average | Cool year | Warm year | Feels |
|---|---|---|---|---|
| JanuaryJan | 13.0° | 12.4° | 13.9° | cold |
| FebruaryFeb | 12.5° | 12.0° | 13.3° | cold |
| MarchMar | 12.7° | 12.1° | 13.3° | cold |
| AprilApr | 13.8° | 13.1° | 14.6° | cold |
| MayMay | 15.9° | 15.1° | 16.8° | cold |
| JuneJun | 19.2° | 17.9° | 20.4° | fresh |
| JulyJul | 21.3° | 20.2° | 22.8° | refreshing |
| AugustAug | 22.3° | 21.3° | 23.3° | refreshing |
| SeptemberSep | 21.1° | 19.9° | 21.9° | refreshing |
| OctoberOct | 18.6° | 17.7° | 19.7° | fresh |
| NovemberNov | 16.1° | 15.1° | 17.1° | cold |
| DecemberDec | 14.2° | 13.4° | 15.2° | cold |
Sunshine hours in Guernica
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 3.9 of 11.1 hours of daylight in Guernica, 35 % of the day.
Sunshine hours: measured at the weather station 18 km away, averages 1991–2020 (WMO climate normals). Daylight is the time from sunrise to sunset on the 15th of the month.
UV index in Guernica
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 it, 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.
Rain in Guernica: 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.
In October, Guernica has about 13 rainy days with 98 mm of rain in total.
Wind and clouds in Guernica
How breezy and how cloudy Guernica 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.
In October, the wind in Guernica typically peaks at 17 km/h during the day: Beaufort 3, light 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 – Jan.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 62 % of the sky over Guernica: variable cloud, with about 3.9 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 and humidity in Guernica
How often the day gets hot in Guernica (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Guernica has about 0 hot days, with an average daytime high of 19 °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
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Guernica
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Cool 8–15°
- Pleasant 15–20°
PleasantOctober: nights around 15°. Ideal for sleeping, often with the window open.
The coolest nights are in February (8°), the warmest in August (18°). Nights are pleasant for sleeping (15 to 20 °C) from June to October.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sea | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|---|
| JanuaryJan | 3 | 12° | 8° | 13.0° | 2.4 h | 16 | 127 |
| FebruaryFeb | 6 | 12° | 8° | 12.5° | 3.2 h | 14 | 110 |
| MarchMar | 9 | 13° | 9° | 12.7° | 4.1 h | 15 | 103 |
| AprilApr | 9 | 14° | 10° | 13.8° | 4.6 h | 15 | 97 |
| MayMay | 13 | 16° | 13° | 15.9° | 5.4 h | 15 | 89 |
| JuneJun | 27 | 19° | 16° | 19.2° | 5.6 h | 12 | 75 |
| JulyJul | 46 | 21° | 18° | 21.3° | 5.7 h | 11 | 58 |
| AugustAug | 54 | 22° | 18° | 22.3° | 5.6 h | 11 | 61 |
| SeptemberSep | 40 | 21° | 17° | 21.1° | 5.2 h | 12 | 73 |
| OctoberOct | 15 | 19° | 15° | 18.6° | 3.9 h | 13 | 98 |
| NovemberNov | 2 | 15° | 11° | 16.1° | 2.6 h | 16 | 159 |
| DecemberDec | 4 | 13° | 9° | 14.2° | 2.4 h | 15 | 117 |
Climate averages 1996–2025, 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
43.32° N, 2.68° W · 97 m · Europe/Madrid
Best time to visit Guernica
The best time to visit Guernica is in August. The sea stays too cool for a classic beach holiday: even in August it only reaches 22.3 °C. For sightseeing, day trips and hiking, conditions are most comfortable from June to September. Rain is most frequent from October to May; the wettest month is November with 159 mm.
Guernica through the seasons
How the weather changes over the seasons, with averages for each.
Guernica in spring
Mar – May
Poor
- 13–16 °C by day
- Sea 14 °C
- 5 h of sun a day
- 44 rainy days in all
Guernica in summer
Jun – Aug
Fair
- 19–22 °C by day
- Sea 21 °C
- 6 h of sun a day
- 34 rainy days in all
Guernica in autumn
Sep – Nov
Poor
- 15–21 °C by day
- Sea 19 °C
- 4 h of sun a day
- 41 rainy days in all
Guernica in winter
Dec – Feb
Poor
- 12–13 °C by day
- Sea 13 °C
- 3 h of sun a day
- 45 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Guernica for you.
Your best months: July – August
Based on the climate averages; tap a month to see its details.
Compare two months in Guernica
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
August has the better holiday weather in Guernica: score 54 against 15. In August, days are 3 °C warmer than in October. The sea is 4 °C warmer in August. August has 2 fewer rainy days. The sun shines 2 hours longer a day in August.
| Month | October | August |
|---|---|---|
| Weather score | 15 | 54better |
| Day high | 19° | 22° |
| Night low | 15° | 18° |
| Sea | 18.6° | 22.3° |
| Sunshine | 3.9 h | 5.6 hbetter |
| Rainy days | 13 | 11better |
| Rainfall | 98 mm | 61 mmbetter |
| Muggy days | 0better | 7 |
Based on the climate averages 1996–2025.
Which month for what?
Beach & swimming
No month
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Jun – Sep
15–28 °C and not too much rain
Rainy months
Oct – May
12 or more rainy days
Guernica month by month
The typical weather for every month at a glance.
3January12° · Sea 13° · 2 h
In January, Guernica is cool: daytime highs average 12 °C, and nights cool down to about 8 °C. The sea averages 13.0 °C – swimming is only for the hardy. The sun is scarce, with only about 2 hours a day. It rains often – on about 16 days, adding up to 127 mm. All in all, January is not an ideal month for a holiday in Guernica.
Guernica in January6February12° · Sea 13° · 3 h
In February, Guernica is cool: daytime highs average 12 °C, and nights cool down to about 8 °C. The sea averages 12.5 °C – swimming is only for the hardy. The sun is scarce, with only about 3 hours a day. It rains often – on about 14 days, adding up to 110 mm. All in all, February is not an ideal month for a holiday in Guernica.
Guernica in February9March13° · Sea 13° · 4 h
In March, Guernica is cool: daytime highs average 13 °C, and nights cool down to about 9 °C. The sea averages 12.7 °C – swimming is only for the hardy. Expect around 4 hours of sunshine a day. It rains often – on about 15 days, adding up to 103 mm. All in all, March is not an ideal month for a holiday in Guernica.
Guernica in March9April14° · Sea 14° · 5 h
In April, Guernica is cool: daytime highs average 14 °C, and nights cool down to about 10 °C. The sea averages 13.8 °C – swimming is only for the hardy. Expect around 5 hours of sunshine a day. It rains often – on about 15 days, adding up to 97 mm. All in all, April is not an ideal month for a holiday in Guernica.
Guernica in April13May16° · Sea 16° · 5 h
In May, Guernica is mild: daytime highs average 16 °C, and nights cool down to about 13 °C. The sea averages 15.9 °C – swimming is only for the hardy. Expect around 5 hours of sunshine a day. It rains often – on about 15 days, adding up to 89 mm. All in all, May is not an ideal month for a holiday in Guernica.
Guernica in May27June19° · Sea 19° · 6 h
In June, Guernica is mild: daytime highs average 19 °C, and nights cool down to about 16 °C. The sea averages 19.2 °C – bracing, so a wetsuit helps for longer swims. Expect around 6 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 75 mm in total. All in all, June is not an ideal month for a holiday in Guernica.
Guernica in June46July21° · Sea 21° · 6 h
In July, Guernica is warm: daytime highs average 21 °C, and nights cool down to about 18 °C. The sea averages 21.3 °C – refreshing for a swim. Expect around 6 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 58 mm in total. All in all, July is a so-so month for a holiday in Guernica.
Guernica in July54August22° · Sea 22° · 6 h
In August, Guernica is warm: daytime highs average 22 °C, and nights cool down to about 18 °C. The sea averages 22.3 °C – refreshing for a swim. Expect around 6 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 61 mm in total. All in all, August is a so-so month for a holiday in Guernica.
Guernica in August40September21° · Sea 21° · 5 h
In September, Guernica is mild: daytime highs average 21 °C, and nights cool down to about 17 °C. The sea averages 21.1 °C – refreshing for a swim. Expect around 5 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 73 mm in total. All in all, September is a so-so month for a holiday in Guernica.
Guernica in September15October19° · Sea 19° · 4 h
In October, Guernica is mild: daytime highs average 19 °C, and nights cool down to about 15 °C. The sea averages 18.6 °C – bracing, so a wetsuit helps for longer swims. The sun is scarce, with only about 4 hours a day. Rain is frequent, with about 13 rainy days and 98 mm in total. All in all, October is not an ideal month for a holiday in Guernica.
Guernica in October2November15° · Sea 16° · 3 h
In November, Guernica is cool: daytime highs average 15 °C, and nights cool down to about 11 °C. The sea averages 16.1 °C – swimming is only for the hardy. The sun is scarce, with only about 3 hours a day. It rains often – on about 16 days, adding up to 159 mm. All in all, November is not an ideal month for a holiday in Guernica.
Guernica in November4December13° · Sea 14° · 2 h
In December, Guernica is cool: daytime highs average 13 °C, and nights cool down to about 9 °C. The sea averages 14.2 °C – swimming is only for the hardy. The sun is scarce, with only about 2 hours a day. It rains often – on about 15 days, adding up to 117 mm. All in all, December is not an ideal month for a holiday in Guernica.
Guernica in DecemberGuernica compared
Put Guernica side by side with another destination.
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Guernica vs. Bilbao
In October Guernica has the better holiday weather (score 15 vs. 10). During the day it is about as warm in Bilbao as in Guernica.
| in October | Guernica | Bilbao |
|---|---|---|
| Holiday score | 15 | 10 |
| Daytime high | 19° | 19° |
| Sea | 19° | – |
| Sunshine | 4 h | 4 h |
| Rainy days | 13 | 13 |
| Best time | Aug | Jun – Oct |
Through the year
Spain in October: the best places
In October, Guernica ranks 30 among the 31 nearest destinations in this country.
- Castellón de la Plana23°22°90
- 2Zaragoza22°88
- 3Toledo21°87
- 4Madrid20°86
- 5Alcobendas20°84
- 6Salamanca19°83
- 7Valladolid19°82
- 8Pamplona18°79
- 30GuernicaThis page19°19°15
Planning a trip to Guernica
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Guernica 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.
Guernica has its best school-holiday weather during the summer holidays (score 51) and its weakest during the Christmas holidays (score 4).
- 9
Easter holidays
Mar – Apr
Poor
- 14 °C by day
- Sea 13 °C
- 4.4 h of sun a day
- 15 rainy days a month
Keep in mind: Frequent rain
- 16
May half-term
May – Jun
Poor
- 17 °C by day
- Sea 17 °C
- 5.4 h of sun a day
- 14 rainy days a month
Keep in mind: Frequent rain
- 51
Summer holidays
Jul – Aug
FairBest holidays
- 22 °C by day
- Sea 22 °C
- 5.6 h of sun a day
- 11 rainy days a month
Good for: Sightseeing & walks
- 15
October half-term
Oct
Poor
- 19 °C by day
- Sea 19 °C
- 3.9 h of sun a day
- 13 rainy days a month
Keep in mind: Frequent rain
- 4
Christmas holidays
Dec – Jan
Poor
- 12 °C by day
- Sea 14 °C
- 2.4 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 35 min
- Distance
- 920 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.
Frequently asked questions about Guernica
When is the best time to visit Guernica?
The best time to visit Guernica is in August. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
How warm is the sea in Guernica?
The sea temperature in Guernica ranges from 12.5 °C in February to 22.3 °C in August. It is warm enough for a comfortable swim (20 °C and more) from July to September.
Can you swim in Guernica 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 Guernica?
August is the warmest month, with average highs of 22 °C and nights around 18 °C. January is the coolest month at 12 °C.
When does it rain most in Guernica?
Rain is most frequent from October to May; the wettest month is November with 159 mm. The driest month is July with 58 mm.
How many hours of sunshine does Guernica get?
Guernica gets around 1,540 hours of sunshine a year. The sunniest month is July with 5.7 hours a day; in January there are 2.4 hours a day.
What time zone is Guernica in?
Guernica uses the time zone Europe/Madrid: UTC+1 in January and UTC+2 in July.
How long is the flight from London to Guernica?
A nonstop flight from London to Guernica takes about 1 h 35 min, for a straight-line distance of about 920 km.
Which school holidays are best for Guernica?
Guernica has its best school-holiday weather during the summer holidays (score 51) and its weakest during the Christmas holidays (score 4). Holiday ratings (0–100): Easter holidays 9, May half-term 16, Summer holidays 51, October half-term 15, Christmas holidays 4.
Near Guernica
Other destinations close by.
Places with a climate like Guernica
Destinations whose weather through the year is closest to Guernica's – good alternatives.