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Forecast confidence: High · models disagree by 1°C

Devon weather

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Partly cloudy,much the same tomorrow

Met Office, the European and the American model agree on a high near 12° in Devon today. Tomorrow: cloudy, around 10°, with a 33% chance of rain.

12°6°
10°7°
10°7°
11°5°
11°4°
10°4°
Todaymodels agreeTomorrowmodels agreeThursdaymodels agreeFridaymodels agreeSaturdaymodels agreeSundaymodels agree
Met OfficeUKMO model
9°
Overcast
Feels 7° · Wind 5 mph · Humidity 83%
EuropeanECMWF
8°
Overcast
Feels 5° · Wind 10 mph · Humidity 91%
AmericanNOAA GFS
8°
Overcast
Feels 4° · Wind 12 mph · Humidity 87%

Latest for Devon: Met Office (UKMO model): 9° Overcast · European (ECMWF): 8° Overcast · American (NOAA GFS): 8° Overcast.

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Devon weather warnings

Met Office yellow, amber and red warnings for South West England

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Devon weather in numbers

measured normals and 10 years of recorded weather

Devon swings 19°C across the year, from 21°C highs in August to 2°C lows in January, and December is usually the wettest month in a year that brings about 912 mm of precipitation. Over 10 years of recorded weather it averages 9 days a year at 25°C or above, 23 frost nights, and rain on 148 days.

Warmest month
August
21°C average high
Coldest month
January
2°C average low
Wettest month
December
912 mm a year
Comfortable
4 months
May, June, July and August
Most accurate here
European
99/100 CheckWeather Score
Warm days
9 days
a year at 25°C or above
Frost nights
23 nights
a year below 0°C
Rain days
148 days
a year with 1 mm or more

Day counts are from the ERA5 reanalysis for Devon’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 Devon and nearby towns.Live rain radar →
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Devon 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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Devon 10-day forecast, out to 14 days

where the models agree, and where they split
Today
Partly cloudy
12° 6°
models agree
Tomorrow
Cloudy
10° 7°
models agree
Thu
Cloudy
10° 7°
models agree
Fri
Light drizzle
11° 5°
models agree
Sat
Cloudy
11° 4°
models agree
Sun
Cloudy
10° 4°
models agree
Mon
Cloudy
12° 8°
models agree
Tue
Light drizzle
12° 9°
models agree
Wed
Light drizzle
9° 6°
models agree
Thu
Cloudy
8° 5°
models agree
Fri
Cloudy
8° 5°
models agree
Sat
Cloudy
9° 6°
models agree
Sun
Cloudy
10° 6°
models agree
Mon
Cloudy
11° 4°
models agree

Devon, England is at its warmest in Aug (average highs near 21°C) and coldest in Jan (lows around 2°C), with roughly 912 mm of precipitation across the year. Below, compare what Met Office, European, American forecast for Devon 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.

Devon climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
8°
2°
Feb
9°
2°
Mar
10°
4°
Apr
12°
5°
May
16°
8°
Jun
19°
10°
Jul
20°
12°
Aug
21°
13°
Sep
18°
11°
Oct
15°
9°
Nov
10°
5°
Dec
8°
4°

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

How the weather around Devon has changed since 1995

Devon sits in the same roughly 50 km square of NASA's reanalysis as Exeter. That square ran 0.5°C warmer in 2015-2024 than in 1995-2004. See the full 30-year picture on the Exeter page.

Which forecast is most accurate in Devon?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
99
/100rank #1
98±0.1°C99±0.4 mph100100% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
84
/100rank #2
89±0.6°C88±3.8 mph7687% hitNOAA / NCEP (United States)College Park, Maryland, USA
Met Office logo
Met Office
82
/100rank #3
88±0.7°C97±0.9 mph6581% hitMet Office (United Kingdom)Exeter, 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°11° to 12°models agree0% to 0% chance
Tomorrow±1°9° to 10°±33%0% to 33% chance
Thu±1°9° to 10°±3%0% to 3% chance
Fri±1°11° to 11°±4%29% to 33% chance
Sat±2°10° to 12°±20%0% to 20% 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 Devon

today, local time
Sunrise
07:08
Sunset
16:45
Daylight
9h 37m

Common questions

What's the weather in Devon today?
Tuesday 3 November: Met Office, the European and the American model agree on a high near 12° in Devon today. Tomorrow: cloudy, around 10°, with a 33% chance of rain. The forecast on this page refreshes live.
Will it rain in Devon today or tomorrow?
The models split on rain in Devon on Wednesday 4 November: Met Office 33%, European 0%, American 0%. When they disagree like this, treat any single app's answer with caution. On Tuesday 3 November the highest chance of rain from any model is 0%. The hourly strip and the model-by-model rain panel above update live.
Which forecast is most accurate for Devon?
Over the last 30 days, the European model has been the most accurate for Devon (CheckWeather Score 99/100), ahead of the American at 84. We grade every model against the recorded weather. See the UK accuracy scoreboard for the full method.
What is the warmest month in Devon?
August is typically the warmest month in Devon, with average highs around 21°C.
How cold does Devon get?
The coldest month in Devon is January, when overnight lows average about 2°C.
How much rain does Devon get?
Devon sees roughly 912 mm of precipitation a year, with December usually the wettest month.

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