Skip to main content
One weather site to rule them all
checkweather.io
CheckWeather UKStanwell
Forecast confidence: High · models disagree by 1°C

Stanwell weather

Loading live data…

Heavy drizzle,rain likely tomorrow

Met Office, the European and the American model agree on a high near 21° in Stanwell today. Tomorrow looks light drizzle around 19°, with a 25% chance of rain.

21°16°
19°14°
22°11°
24°14°
22°14°
21°12°
Todaymodels agreeTomorrowmodels agreeMondaymodels agreeTuesdaymodels agreeWednesdaysplit ±5°Thursdaysplit ±6°
Met OfficeUKMO model
21°
Heavy drizzle
Today 21°·Low 17°·Rain -
EuropeanECMWF
21°
Light drizzle
Today 21°·Low 17°·Rain 41%
AmericanNOAA GFS
21°
Cloudy
Today 21°·Low 16°·Rain 21%
CheckWeather.io on iPhoneFree. No ads, no account.

Stanwell 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…

Stanwell weather in numbers

measured normals and 10 years of recorded weather

Stanwell swings 20°C across the year, from 22°C highs in June to 2°C lows in January, and September is usually the wettest month in a year that brings about 843 mm of precipitation. Over 10 years of recorded weather it averages 20 days a year at 25°C or above, 3 of them at 30°C or above, 24 frost nights, and rain on 133 days.

Warmest month
June
22°C average high
Coldest month
January
2°C average low
Wettest month
September
843 mm a year
Comfortable
4 months
May, June, July and August
Residents
11,000
share this forecast
Most accurate here
European
93/100 CheckWeather Score
Warm days
20 days
a year at 25°C or above
Frost nights
24 nights
a year below 0°C
Rain days
133 days
a year with 1 mm or more

Day counts are from the ERA5 reanalysis for Stanwell’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 Stanwell and nearby towns.Live rain radar →
Loading the three model maps…

Stanwell 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

Loading the three models…

Stanwell 10-day forecast, out to 14 days

where the models agree, and where they split
Today
Heavy drizzle
21° 16°
models agree
Tomorrow
Light drizzle
19° 14°
models agree
Mon
Cloudy
22° 11°
models agree
Tue
Clear
24° 14°
models agree
Wed
Cloudy
22° 14°
±5°
Thu
Cloudy
21° 12°
±6°
Fri
Cloudy
22° 14°
±3°
Sat
Drizzle
20° 14°
±7°
Sun
Partly cloudy
21° 14°
models agree
Mon
Cloudy
26° 14°
±3°
Tue
Heavy drizzle
22° 14°
±5°
Wed
Drizzle
24° 13°
±8°
Thu
Cloudy
21° 15°
models agree
Fri
Light drizzle
20° 16°
±3°

Stanwell, England is at its warmest in Jun (average highs near 22°C) and coldest in Jan (lows around 2°C), with roughly 843 mm of precipitation across the year. Below, compare what Met Office, European, American forecast for Stanwell 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.

Stanwell climate by month

average daytime high and overnight low across a typical year
Jan
Feb
11°
Mar
11°
Apr
13°
May
18°
Jun
22°
12°
Jul
21°
13°
Aug
22°
14°
Sep
21°
13°
Oct
16°
10°
Nov
11°
Dec
10°

Which forecast is most accurate in Stanwell?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
93
/100rank #1
93±0.4°C98±0.8 mph8994% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
Met Office logo
Met Office
83
/100rank #2
91±0.5°C94±2.0 mph6581% hitMet Office (United Kingdom)Exeter, United Kingdom
American logo
American
82
/100rank #3
89±0.6°C94±2.0 mph6581% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 1887 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
Loading ratings…
EuropeanECMWF
Loading ratings…
AmericanNOAA GFS
Loading ratings…

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°21° to 21°±20%21% to 41% chance
Tomorrow±1°19° to 20°±6%19% to 25% chance
Mon±2°21° to 23°models agree0% to 0% chance
Tue±2°23° to 25°models agree0% to 0% chance
Wed±5°19° to 24°±3%3% to 6% 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 Stanwell

today, local time
Sunrise
06:43
Sunset
19:07
Daylight
12h 24m

Common questions

What's the weather in Stanwell today?
On this page we show what Met Office, European, American each forecast for Stanwell today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Stanwell today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Met Office, European, American for Stanwell and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Stanwell?
Over the last 30 days, the European model has been the most accurate for Stanwell (CheckWeather Score 93/100), ahead of the Met Office at 83. We grade every model against the recorded weather. See the UK accuracy scoreboard for the full method.
What is the warmest month in Stanwell?
June is typically the warmest month in Stanwell, with average highs around 22°C.
How cold does Stanwell get?
The coldest month in Stanwell is January, when overnight lows average about 2°C.
How much rain does Stanwell get?
Stanwell sees roughly 843 mm of precipitation a year, with September usually the wettest month.

Nearby

More UK weather