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Sperlonga weather & best time to visit

Sun, sea & sand

Sperlonga at a glance

Best time
Jun – Sep
Warmest month
Aug · 31°
Warmest sea
Aug · 26.0°
Sunshine a year
2,680 h
Rain a year
1,127 mm
Climate
Mediterranean
Time zone
UTC+1 / UTC+2
Elevation
55 m

Climate in Sperlonga

Sperlonga has a Mediterranean climate with warm to hot, dry summers and mild, wetter winters. August is the warmest month with average highs of 31 °C, while January is the coolest at 13 °C. With around 2,680 hours of sunshine a year, Sperlonga is sunny; July is the sunniest month with 10.8 hours a day.

Holiday weather through the year

Best time to visit

Best time to visit Sperlonga

The best time to visit Sperlonga is from June to September. For a beach holiday – sea from 21 °C, warm and mostly dry – go from June to September. For sightseeing, day trips and hiking, conditions are most comfortable in March, from May to June and from September to October. Rain is frequent in April and in November; the wettest month is November with 173 mm.

Sperlonga through the seasons

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

Sperlonga in spring

Mar – May

34

Poor

  • 16–23 °C by day
  • Sea 16 °C
  • 7.5 h of sun a day
  • 35 rainy days in all

Sperlonga in summer

Jun – Aug

96

Excellent

  • 27–31 °C by day
  • Sea 25 °C
  • 10.3 h of sun a day
  • 18 rainy days in all

Sperlonga in autumn

Sep – Nov

55

Fair

  • 18–27 °C by day
  • Sea 22 °C
  • 6.3 h of sun a day
  • 35 rainy days in all

Sperlonga in winter

Dec – Feb

18

Poor

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

Which month for what?

Beach & swimming

Jun – Sep

Sea from 21 °C, warm and mostly dry

Sightseeing & hiking

Mar, May – Jun, Sep – Oct

15–28 °C and not too much rain

Rainy months

Apr, Nov

Rainy season or more than 12 rainy days

Find your perfect month

Tell us what you like and we rate every month in Sperlonga for you.

Swimming in the sea
Sunshine
Little rain

Your best months: June – 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

58

Holiday weather in October

Fair

Best time to visit: June – September

Good forSightseeing & walks

A typical day in October

  1. Morning, 08:00: about 16°
  2. Midday, 13:00: about 22°
  3. Afternoon, 16:00: about 22°
  4. Evening, 20:00: about 19°
  5. Night, 23:00: about 17°

07:1618:27

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 06:59–07:54 · evening 17:50–18:44
Blue hour
Morning 06:49–06:59 · evening 18:44–18:55

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 Sperlonga compared with home

Home:

Loading the climate at home …

Early or late October?

In October, daytime highs fall from about 24° at the start of the month to 20° at the end. The sea cools from 23° to 21°. The days get 1.3 h shorter.

Early or late October?
October1 Oct31 Oct
Daytime high24°20°
Night-time low16°12°
Sea23°21°
Daylight11.8 h10.5 h

What is the weather like in Sperlonga in October?

In October, Sperlonga is warm: daytime highs average 22 °C, and nights cool down to about 14 °C. The sea averages 21.8 °C – refreshing for a swim. Expect around 6.3 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 129 mm in total. All in all, October is a so-so month for a holiday in Sperlonga.

More details for October

Daylight
11 h 11 min07:16 – 18:27
UV index
4 · moderateclear sky, noon (estimate)All months
Muggy days
2 daysdew point 18 °C or moreAll months
Wind
9 km/haverage daily peakAll months
Cloud cover
52 %on averageAll months
Hot days
0 days30 °C or moreAll months
Time zone
UTC+2offset from UTC

How the score comes together

  • Temperatureweight 35 %57 %
  • Seaweight 25 %69 %
  • Sunshineweight 20 %55 %
  • Few rainy daysweight 20 %50 %

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

What to pack in October

  • Swimwear
  • Sunscreen
  • A jumper for the evenings
  • Rain jacket or umbrella

Compare two months in Sperlonga

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

vs

July has the better holiday weather in Sperlonga: score 99 against 58. In July, days are 8 °C warmer than in October. The sea is 3 °C warmer in July. July has 6 fewer rainy days. The sun shines 5 hours longer a day in July.

October vs July, Sperlonga
MonthOctoberJuly
Holiday weather score5899better
Daytime high22°30°
Night-time low14°20°
Sea21.8°25.2°
Sunshine6.3 h10.8 hbetter
Rainy days115better
Rainfall129 mm28 mmbetter
Muggy days2better23

Based on the climate averages 1996–2025.

Sperlonga month by month

The typical weather for every month at a glance.

17January13° · Sea 15° · 5.0 h

In January, Sperlonga is cool: daytime highs average 13 °C, and nights cool down to about 6 °C. The sea averages 15.2 °C – swimming is only for the hardy. Expect around 5.0 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 100 mm in total. All in all, January is not an ideal month for a holiday in Sperlonga.

Sperlonga in January
21February14° · Sea 14° · 6.0 h

In February, Sperlonga is cool: daytime highs average 14 °C, and nights cool down to about 6 °C. The sea averages 14.3 °C – swimming is only for the hardy. Expect around 6.0 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 100 mm in total. All in all, February is not an ideal month for a holiday in Sperlonga.

Sperlonga in February
21March16° · Sea 14° · 6.5 h

In March, Sperlonga is mild: daytime highs average 16 °C, and nights cool down to about 8 °C. The sea averages 14.3 °C – swimming is only for the hardy. The sun shines for around 6.5 hours a day. Rain is frequent, with about 12 rainy days and 105 mm in total. All in all, March is not an ideal month for a holiday in Sperlonga.

Sperlonga in March
22April19° · Sea 16° · 7.3 h

In April, Sperlonga is mild: daytime highs average 19 °C, and nights cool down to about 10 °C. The sea averages 15.6 °C – swimming is only for the hardy. The sun shines for around 7.3 hours a day. Rain is frequent, with about 13 rainy days and 100 mm in total. All in all, April is not an ideal month for a holiday in Sperlonga.

Sperlonga in April
59May23° · Sea 19° · 8.7 h

In May, Sperlonga is warm: daytime highs average 23 °C, and nights cool down to about 14 °C. The sea averages 18.7 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 8.7 hours a day. Rain is frequent, with about 11 rainy days and 85 mm in total. All in all, May is a so-so month for a holiday in Sperlonga.

Sperlonga in May
91June27° · Sea 23° · 9.8 h

In June, Sperlonga is hot: daytime highs average 27 °C, and nights cool down to about 18 °C. The sea averages 22.5 °C – refreshing for a swim. With around 9.8 hours of sunshine a day, there is plenty of sun. Rain falls on about 7 days, adding up to 47 mm. On about 5 days the thermometer climbs to 30 °C or more. All in all, June is an excellent month for a holiday in Sperlonga.

Sperlonga in June
99July30° · Sea 25° · 10.8 h

In July, Sperlonga is hot: daytime highs average 30 °C, and even at night it stays warm at around 20 °C. The sea averages 25.2 °C – pleasant for swimming. With around 10.8 hours of sunshine a day, there is plenty of sun. Rain is rare: about 5 days bring 28 mm in total. On about 16 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, July is an excellent month for a holiday in Sperlonga.

Sperlonga in July
97August31° · Sea 26° · 10.2 h

In August, Sperlonga is hot: daytime highs average 31 °C, and even at night it stays warm at around 21 °C. The sea averages 26.0 °C – lovely and warm for swimming. With around 10.2 hours of sunshine a day, there is plenty of sun. Rain falls on about 6 days, adding up to 30 mm. On about 20 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, August is an excellent month for a holiday in Sperlonga.

Sperlonga in August
87September27° · Sea 24° · 7.8 h

In September, Sperlonga is warm: daytime highs average 27 °C, and nights cool down to about 18 °C. The sea averages 24.3 °C – pleasant for swimming. The sun shines for around 7.8 hours a day. Rain is frequent, with about 10 rainy days and 106 mm in total. All in all, September is an excellent month for a holiday in Sperlonga.

Sperlonga in September
58October22° · Sea 22° · 6.3 h

In October, Sperlonga is warm: daytime highs average 22 °C, and nights cool down to about 14 °C. The sea averages 21.8 °C – refreshing for a swim. Expect around 6.3 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 129 mm in total. All in all, October is a so-so month for a holiday in Sperlonga.

Sperlonga in October
20November18° · Sea 19° · 4.8 h

In November, Sperlonga is mild: daytime highs average 18 °C, and nights cool down to about 11 °C. The sea averages 19.3 °C – bracing, so a wetsuit helps for longer swims. Expect around 4.8 hours of sunshine a day. Rain is frequent, with about 14 rainy days and 173 mm in total. All in all, November is not an ideal month for a holiday in Sperlonga.

Sperlonga in November
15December14° · Sea 17° · 4.7 h

In December, Sperlonga is cool: daytime highs average 14 °C, and nights cool down to about 7 °C. The sea averages 16.8 °C – swimming is only for the hardy. Expect around 4.7 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 127 mm in total. All in all, December is not an ideal month for a holiday in Sperlonga.

Sperlonga in December

Climate in detail

Climate through the year

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

Best time to visit

Nights and sleep in Sperlonga

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°
  • Warm 20–24°
  • muggy month (15+ muggy days)

CoolOctober: nights around 14°. A duvet at night and a jumper for the evening. Muggy on about 2 days (dew point 18 °C or more).

The coolest nights are in February (6°), the warmest in August (21°). Tropical nights of 20 °C and more are the rule from July to August; then air conditioning or a fan helps you sleep. Nights are pleasant for sleeping (15 to 20 °C) in June and in September. Nights fall below 8 °C on average from December to February, so the room should be heated. It is muggy (dew point 18 °C or more) on about 75 days a year, mostly from July to August.

Temperatures through the year

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

OctoberDay 22°Night 14°Sea 22°
DayNightSea
MonthScoreDayNightSeaSunRain daysRain mm
JanuaryJan1713°6°15.2°5.0 h11100
FebruaryFeb2114°6°14.3°6.0 h10100
MarchMar2116°8°14.3°6.5 h12105
AprilApr2219°10°15.6°7.3 h13100
MayMay5923°14°18.7°8.7 h1185
JuneJun9127°18°22.5°9.8 h747
JulyJul9930°20°25.2°10.8 h528
AugustAug9731°21°26.0°10.2 h630
SeptemberSep8727°18°24.3°7.8 h10106
OctoberOct5822°14°21.8°6.3 h11129
NovemberNov2018°11°19.3°4.8 h14173
DecemberDec1514°7°16.8°4.7 h11127

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

41.26° N, 13.43° E · 55 m · Europe/Rome

Swimming calendar

Sea temperature in Sperlonga

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

Sea in October21.8°Crefreshing

8 in 10 years: 20.8 – 22.9 °C

Swimming season: Jun – Oct

  • cold
  • fresh
  • refreshing
  • pleasant
  • warm
  • very warm
OctoberMean sea temperature 21.8°8 in 10 years 20.8° – 22.9°
20°
Mean sea temperature8 in 10 years20 °C – comfortable for swimming

The sea temperature in Sperlonga ranges from 14.3 °C in February to 26.0 °C in August. It is warm enough for a comfortable swim (20 °C and more) from June to October.

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 25.0 and 27.3 °C.

Sea temperature by month
MonthAverageCool yearWarm yearFeels
JanuaryJan15.2°14.5°15.9°cold
FebruaryFeb14.3°13.6°15.0°cold
MarchMar14.3°13.5°15.0°cold
AprilApr15.6°14.8°16.3°cold
MayMay18.7°18.0°19.5°fresh
JuneJun22.5°21.6°24.0°refreshing
JulyJul25.2°23.8°26.4°pleasant
AugustAug26.0°25.0°27.3°warm
SeptemberSep24.3°23.1°25.5°pleasant
OctoberOct21.8°20.8°22.9°refreshing
NovemberNov19.3°18.3°20.4°fresh
DecemberDec16.8°16.0°17.7°cold
Sunshine

Sunshine hours in Sperlonga

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

Per year
2,680 hours
Sunniest month
Jul · 10.8 h a day
Least sunshine
Dec · 4.7 h a day
OctoberSunshine 6.3 hDaylight 11.2 hShare of daylight 56 %
SunshineDaylight

In October, the sun shines for about 6.3 of 11.2 hours of daylight in Sperlonga, 56 % of the daylight hours.

Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.

Rain

Rain in Sperlonga: 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
1,127 mm on 120 days
Wettest month
Nov · 173 mm
Driest month
Jul · 28 mm
OctoberRainy days 11Rainfall 129 mm

In October, Sperlonga has about 11 rainy days with 129 mm of rain in total.

Sun protection

UV index in Sperlonga

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

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

The sun is strongest in June (UV 10).

Minutes until sunburn in October

Very fair skin
about 35 min
Fair skin
about 45 min
Light brown skin
about 60 min
Olive skin
about 80 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 and clouds in Sperlonga

How breezy and how cloudy Sperlonga 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
10 km/h · light breeze or less
Windiest month
Jul · 11 km/h
Calmest month
Jan · 9 km/h
OctoberWind 9 km/hBeaufort 2
20
WindBeaufort 4

In October, the wind in Sperlonga typically peaks at 9 km/h during the day: Beaufort 2, light breeze or less.

Breezy months for windsurfing and kiting

The daily breeze rarely reaches Beaufort 4 (20 km/h), so wind sports depend on single windy days.

Clouds

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

Year average
47 % · variable cloud
Clearest month
Jul · 20 %
Cloudiest month
Nov · 60 %
OctoberCloud cover 52 %Sunshine 6.3 h

In October, cloud covers on average 52 % of the sky over Sperlonga: variable cloud, with about 6.3 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 and humidity in Sperlonga

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

Hot days a year
44 days
Hottest month
Aug · 31 °C
Hot months
Jul – Aug

Heat calendar

  • pleasant
  • some hot or muggy days
  • often muggy
  • often hot
  • hot and muggy
OctoberHot days (30 °C+) 0Daytime high 22 °C

In October, Sperlonga has about 0 hot days, with an average daytime high of 22 °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 Sperlonga

Weather for your travel dates

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

Sperlonga 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.

Sperlonga has its best school-holiday weather during the summer holidays (score 98) and its weakest during the Christmas holidays (score 16).

  • Easter holidays

    Mar – Apr

    22

    Poor

    • 18 °C by day
    • Sea 15 °C
    • 7.1 h of sun a day
    • 12 rainy days a month

    Keep in mind: Frequent rain

  • May half-term

    May – Jun

    65

    Good

    • 24 °C by day
    • Sea 19 °C
    • 8.9 h of sun a day
    • 10 rainy days a month

    Good for: Sightseeing & walks

  • Summer holidays

    Jul – Aug

    98

    ExcellentBest holidays

    • 30 °C by day
    • Sea 26 °C
    • 10.4 h of sun a day
    • 6 rainy days a month

    Good for: Beach & swimming

  • October half-term

    Oct

    58

    Fair

    • 22 °C by day
    • Sea 22 °C
    • 6.3 h of sun a day
    • 11 rainy days a month

    Good for: Sightseeing & walks

  • Christmas holidays

    Dec – Jan

    16

    Poor

    • 14 °C by day
    • Sea 16 °C
    • 4.9 h of sun a day
    • 11 rainy days a month

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight
about 2 h 20 min
Distance
1,550 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.

Compare & alternatives

Compare

Sperlonga compared

Put Sperlonga side by side with another destination.

Nearby:
Compare with home:

Sperlonga vs Gaeta

In October the holiday weather in Sperlonga and Gaeta is about equally good (score 58 vs 58). During the day it is about as warm in Gaeta as in Sperlonga. The sea is about equally warm.

Sperlonga vs Gaeta, in October
in OctoberSperlongaGaeta
Holiday weather score5858
Daytime high22°22°
Sea22°22°
Sunshine6 h6 h
Rainy days1111
Best timeJun – SepJun – Sep

Through the year

OctoberSperlonga 22°Gaeta 22°
SperlongaGaeta
Go to Gaeta
Ranking

Italy in October: the best places

In October, Sperlonga ranks 25 among the 31 nearest destinations in this country.

  1. Foggia23°83
  2. 2Ponza22°81
  3. 3Naples24°22°78
  4. 4Ascoli Piceno20°78
  5. 5Castel Gandolfo20°77
  6. 6Rome23°77
  7. 7Viterbo21°77
  8. 8Frosinone21°76
  9. 25SperlongaThis page22°22°58
All destinations: Italy

Near Sperlonga

Other destinations close by.

Places with a climate like Sperlonga

Destinations whose weather through the year is closest to Sperlonga's – good alternatives.

  1. 87 % similar63DurrësAlbania23°22°Best time: Jun – Sep
  2. 87 % similar54Herceg NoviMontenegro22°21°Best time: Jun – Sep
  3. 87 % similar57BudvaMontenegro23°21°Best time: Jun – Sep
  4. 86 % similar61Petrovac na MoruMontenegro23°21°Best time: Jun – Sep

Frequently asked questions about Sperlonga

When is the best time to visit Sperlonga?

The best time to visit Sperlonga is from June to September. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.

How warm is the sea in Sperlonga?

The sea temperature in Sperlonga ranges from 14.3 °C in February to 26.0 °C in August. It is warm enough for a comfortable swim (20 °C and more) from June to October.

Can you swim in Sperlonga in October?

Yes. In October the sea averages 21.8 °C – refreshing for a swim.

What is the warmest month in Sperlonga?

August is the warmest month, with average highs of 31 °C and nights around 21 °C. January is the coolest month at 13 °C.

When does it rain most in Sperlonga?

Rain is frequent in April and in November; the wettest month is November with 173 mm. The driest month is July with 28 mm.

How many hours of sunshine does Sperlonga get?

Sperlonga gets around 2,680 hours of sunshine a year. The sunniest month is July with 10.8 hours a day; in December there are 4.7 hours a day.

What time zone is Sperlonga in?

Sperlonga is on UTC+1 in January and UTC+2 in July.

How long is the flight from London to Sperlonga?

A nonstop flight from London to Sperlonga takes about 2 h 20 min, for a straight-line distance of about 1,550 km.

Which school holidays are best for Sperlonga?

Sperlonga has its best school-holiday weather during the summer holidays (score 98) and its weakest during the Christmas holidays (score 16). Holiday ratings (0–100): Easter holidays 22, May half-term 65, summer holidays 98, October half-term 58, Christmas holidays 16.