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CheckWeather UK›Littlehampton
Forecast confidence: High · models disagree by 1°C

Littlehampton weather

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Rain,rain likely tomorrow

Met Office, the European and the American model agree on a high near 16° in Littlehampton today. Tomorrow: heavy drizzle, around 15°, with a 100% chance of rain.

16°8°
15°10°
16°10°
16°11°
15°10°
15°9°
Todaymodels agreeTomorrowsplit ±4°Mondaymodels agreeTuesdaymodels agreeWednesdaymodels agreeThursdaymodels agree
Met OfficeUKMO model
16°
Rain
Today 16°·Low 8°·Rain 100%
EuropeanECMWF
16°
Rain
Today 16°·Low 7°·Rain 100%
AmericanNOAA GFS
17°
Showers
Today 17°·Low 9°·Rain 100%
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Littlehampton weather warnings

Met Office yellow, amber and red warnings for London & South East England

Checking the Met Office for warnings in force for London & South East England…

Littlehampton weather in numbers

measured normals and 10 years of recorded weather

Littlehampton swings 17°C across the year, from 20°C highs in July to 3°C lows in January, and October is usually the wettest month in a year that brings about 787 mm of precipitation. Over 10 years of recorded weather it averages 7 days a year at 25°C or above, 15 frost nights, and rain on 141 days.

Warmest month
July
20°C average high
Coldest month
January
3°C average low
Wettest month
October
787 mm a year
Comfortable
4 months
June, July, August and September
Residents
59,000
share this forecast
Most accurate here
Met Office
94/100 CheckWeather Score
Warm days
7 days
a year at 25°C or above
Frost nights
15 nights
a year below 0°C
Rain days
141 days
a year with 1 mm or more

Day counts are from the ERA5 reanalysis for Littlehampton’s grid square, 2016 to 2025, counted the same way for every city so the numbers compare. A reanalysis square is an area, not a weather station, so it is good for counting days and not for a single day’s record.

The weather map: all three models at once

Met Office, European, American side by side around Littlehampton and nearby towns.Live rain radar →
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Littlehampton hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Littlehampton 10-day forecast, out to 14 days

where the models agree, and where they split
Today
Rain
16° 8°
models agree
Tomorrow
Heavy drizzle
15° 10°
±4°
Mon
Light rain
16° 10°
models agree
Tue
Heavy drizzle
16° 11°
models agree
Wed
Cloudy
15° 10°
models agree
Thu
Cloudy
15° 9°
models agree
Fri
Cloudy
15° 9°
models agree
Sat
Heavy drizzle
13° 8°
models agree
Sun
Light drizzle
12° 8°
models agree
Mon
Partly cloudy
12° 7°
±4°
Tue
Mostly clear
13° 8°
±4°
Wed
Cloudy
12° 5°
±4°
Thu
Cloudy
9° 3°
models agree
Fri
Light drizzle
11° 4°
models agree

Littlehampton, England is at its warmest in Jul (average highs near 20°C) and coldest in Jan (lows around 3°C), with roughly 787 mm of precipitation across the year. Below, compare what Met Office, European, American forecast for Littlehampton right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United Kingdom before you trust any single number.

Littlehampton climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
8°
3°
Feb
8°
3°
Mar
9°
5°
Apr
12°
7°
May
15°
9°
Jun
19°
11°
Jul
20°
14°
Aug
19°
14°
Sep
18°
12°
Oct
14°
9°
Nov
11°
7°
Dec
8°
5°

Source: 1991-2020 averages, ERA5 for this place adjusted with NASA POWER.

How the weather around Littlehampton has changed since 1995

Littlehampton sits in the same roughly 50 km square of NASA's reanalysis as Worthing. That square ran 0.6°C warmer in 2015-2024 than in 1995-2004. See the full 30-year picture on the Worthing page.

Which forecast is most accurate in Littlehampton?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
Met Office logo
Met Office ★ Best
94
/100rank #1
93±0.4°C93±2.1 mph9597% hitMet Office (United Kingdom)Exeter, United Kingdom
American logo
American
86
/100rank #2
87±0.7°C88±3.8 mph8290% hitNOAA / NCEP (United States)College Park, Maryland, USA
European logo
European
84
/100rank #3
84±0.9°C94±1.8 mph7687% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom

The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 1950 cities. Lower error means a higher score. See which forecast model is most accurate in United Kingdom, how we measure forecast accuracy, or which model each weather app uses.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United Kingdom? Give each 1 to 5 stars.

Met OfficeUKMO model
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EuropeanECMWF
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AmericanNOAA GFS
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±1°16° to 17°models agree100% to 100% chance
Tomorrow±4°13° to 16°models agree100% to 100% chance
Mon±1°16° to 17°±28%72% to 100% chance
Tue±1°16° to 17°±53%47% to 100% chance
Wed±1°15° to 16°±30%3% to 33% chance

The models often agree on temperature and still split on rain, and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Sunrise and sunset in Littlehampton

today, local time
Sunrise
07:40
Sunset
17:51
Daylight
10h 11m

Common questions

What's the weather in Littlehampton today?
Saturday 24 October: Met Office, the European and the American model agree on a high near 16° in Littlehampton today. Tomorrow: heavy drizzle, around 15°, with a 100% chance of rain. The forecast on this page refreshes live.
Will it rain in Littlehampton today or tomorrow?
Rain is likely in Littlehampton on Sunday 25 October: every model gives at least 100% (Met Office 100%, European 100%, American 100%). On Saturday 24 October the highest chance of rain from any model is 100%. The hourly strip and the model-by-model rain panel above update live.
Which forecast is most accurate for Littlehampton?
Over the last 30 days, the Met Office model has been the most accurate for Littlehampton (CheckWeather Score 94/100), ahead of the American at 86. We grade every model against the recorded weather. See the UK accuracy scoreboard for the full method.
What is the warmest month in Littlehampton?
July is typically the warmest month in Littlehampton, with average highs around 20°C.
How cold does Littlehampton get?
The coldest month in Littlehampton is January, when overnight lows average about 3°C.
How much rain does Littlehampton get?
Littlehampton sees roughly 787 mm of precipitation a year, with October usually the wettest month.

Nearby

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