Skip to main content
CheckWeather UKSouthampton

Southampton weather

Loading live data…
Met OfficeUKMO model
23°
Overcast
Feels 24° · Wind 3 mph · Humidity 55%
EuropeanECMWF
24°
Light drizzle
Feels 24° · Wind 5 mph · Humidity 48%
AmericanNOAA GFS
23°
Overcast
Feels 22° · Wind 8 mph · Humidity 53%

Latest for Southampton: Met Office (UKMO model): 23° Overcast · European (ECMWF): 24° Light drizzle · American (NOAA GFS): 23° Overcast.

The weather map: all three models at once

Met Office, European, American side by side around Southampton and nearby towns.Live rain radar →
Loading the three model maps…

Next 14 hours

consensus of the three models

7-day forecast

where the models agree, and where they split

Southampton, ENG is at its warmest in Jun (average highs near 21°C) and coldest in Jan (lows around 2°C), with roughly 1058 mm of precipitation across the year. Below, compare what Met Office, European, American forecast for Southampton right now, and see exactly where they disagree.

Southampton climate by month

average daytime high and overnight low across a typical year
Jan
Feb
11°
Mar
11°
Apr
13°
May
17°
Jun
21°
12°
Jul
21°
13°
Aug
21°
13°
Sep
20°
12°
Oct
16°
10°
Nov
11°
Dec
10°

Which forecast is most accurate in Southampton?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
E
European ★ Best
Behind Apple Weather, Windy
93
/100rank #1
93±0.4°C98±0.7 mph8994% hitECMWF — European Centre for Medium-Range Weather ForecastsReading, United Kingdom
MO
Met Office
Behind BBC Weather
88
/100rank #2
84±0.9°C95±1.5 mph8994% hitMet Office (United Kingdom)Exeter, United Kingdom
A
American
Behind Windy & many free apps
88
/100rank #3
77±1.3°C94±1.9 mph9597% 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 40 cities. Lower error means a higher score. The apps you know (AccuWeather, Apple Weather, The Weather Channel) are built on these models — app-store ratings coming soon.

Common questions

What's the weather in Southampton today?
On this page we show what Met Office, European, American each forecast for Southampton 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 Southampton today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Met Office, European, American for Southampton 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 Southampton?
No single model is always right. Met Office, European, American each run their own physics, so we line all three up: when they agree the Southampton forecast is reliable, and when they split you should expect surprises. See our tested UK accuracy scoreboard for how the models compare.
What is the warmest month in Southampton?
Jun is typically the warmest month in Southampton, with average highs around 21°C.
How cold does Southampton get?
The coldest month in Southampton is Jan, when overnight lows average about 2°C.
How much rain does Southampton get?
Southampton sees roughly 1058 mm of precipitation a year, with Mar usually the wettest month.

The forecasts Britons check

The Met Office runs Britain's own open model, so its data sits right in the comparison above. BBC Weather and AccuWeather keep theirs closed, so we link you to them. Good news: BBC is moving back to the Met Office model, so it'll join the comparison too.

Nearby

More UK weather