Skip to main content
One weather site to rule them all
checkweather.io
CheckWeather UKLeiston

Leiston weather

Loading live data…

Leiston weather warnings

Met Office yellow, amber and red warnings for East of England

Checking the Met Office for warnings in force for East of England…

Leiston weather in numbers

measured normals and 10 years of recorded weather

Leiston swings 19°C across the year, from 22°C highs in August to 3°C lows in January, and July is usually the wettest month in a year that brings about 791 mm of precipitation. Over 10 years of recorded weather it averages 7 days a year at 25°C or above, 18 frost nights, and rain on 131 days.

Warmest month
August
22°C average high
Coldest month
January
3°C average low
Wettest month
July
791 mm a year
Comfortable
4 months
May, June, August and September
Residents
6,495
share this forecast
Most accurate here
European
96/100 CheckWeather Score
Warm days
7 days
a year at 25°C or above
Frost nights
18 nights
a year below 0°C
Rain days
131 days
a year with 1 mm or more

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

Leiston 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…

Leiston 10-day forecast, out to 14 days

where the models agree, and where they split

Leiston, England is at its warmest in Aug (average highs near 22°C) and coldest in Jan (lows around 3°C), with roughly 791 mm of precipitation across the year. Below, compare what Met Office, European, American forecast for Leiston 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.

Leiston climate by month

average daytime high and overnight low across a typical year
Jan
Feb
10°
Mar
10°
Apr
12°
May
16°
Jun
19°
12°
Jul
20°
13°
Aug
22°
14°
Sep
20°
13°
Oct
16°
10°
Nov
10°
Dec
10°

Which forecast is most accurate in Leiston?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
96
/100rank #1
96±0.2°C98±0.7 mph9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
Met Office logo
Met Office
92
/100rank #2
91±0.5°C96±1.2 mph8994% hitMet Office (United Kingdom)Exeter, United Kingdom
American logo
American
82
/100rank #3
80±1.1°C93±2.0 mph7687% 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.

Common questions

What's the weather in Leiston today?
On this page we show what Met Office, European, American each forecast for Leiston 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 Leiston today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Met Office, European, American for Leiston 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 Leiston?
Over the last 30 days, the European model has been the most accurate for Leiston (CheckWeather Score 96/100), ahead of the Met Office at 92. We grade every model against the recorded weather. See the UK accuracy scoreboard for the full method.
What is the warmest month in Leiston?
August is typically the warmest month in Leiston, with average highs around 22°C.
How cold does Leiston get?
The coldest month in Leiston is January, when overnight lows average about 3°C.
How much rain does Leiston get?
Leiston sees roughly 791 mm of precipitation a year, with July usually the wettest month.

Nearby

More UK weather