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

Annan weather

Loading live data…

Annan weather warnings

Met Office yellow, amber and red warnings for Dumfries, Galloway, Lothian & Borders

Checking the Met Office for warnings in force for Dumfries, Galloway, Lothian & Borders…

Annan weather in numbers

measured normals and 10 years of recorded weather

Annan swings 16°C across the year, from 18°C highs in June to 2°C lows in January, and October is usually the wettest month in a year that brings about 1200 mm of precipitation. Over 10 years of recorded weather it averages 3 days a year at 25°C or above, 41 frost nights, and rain on 190 days.

Warmest month
June
18°C average high
Coldest month
January
2°C average low
Wettest month
October
1200 mm a year
Comfortable
4 months
June, July, August and September
Residents
8,760
share this forecast
Most accurate here
European
97/100 CheckWeather Score
Warm days
3 days
a year at 25°C or above
Frost nights
41 nights
a year below 0°C
Rain days
190 days
a year with 1 mm or more

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

Annan 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…

Annan 10-day forecast, out to 14 days

where the models agree, and where they split

Annan, Scotland is at its warmest in Jun (average highs near 18°C) and coldest in Jan (lows around 2°C), with roughly 1200 mm of precipitation across the year. Below, compare what Met Office, European, American forecast for Annan 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.

Annan climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
7°
2°
Feb
7°
2°
Mar
8°
2°
Apr
12°
4°
May
15°
7°
Jun
18°
10°
Jul
18°
12°
Aug
18°
12°
Sep
16°
9°
Oct
12°
7°
Nov
9°
4°
Dec
6°
2°

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

How the weather around Annan has changed since 1995

Annan sits in the same roughly 50 km square of NASA's reanalysis as Carlisle. That square shows no clear change in temperature between 1995-2004 and 2015-2024. See the full 30-year picture on the Carlisle page.

Which forecast is most accurate in Annan?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
97
/100rank #1
97±0.2°C98±0.5 mph9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
Met Office logo
Met Office
84
/100rank #2
94±0.4°C96±1.1 mph6581% hitMet Office (United Kingdom)Exeter, United Kingdom
American logo
American
84
/100rank #3
91±0.5°C92±2.6 mph7184% 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 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
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 Annan today?
On this page we show what Met Office, European, American each forecast for Annan 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 Annan today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Met Office, European, American for Annan 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 Annan?
Over the last 30 days, the European model has been the most accurate for Annan (CheckWeather Score 97/100), ahead of the Met Office 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 Annan?
June is typically the warmest month in Annan, with average highs around 18°C.
How cold does Annan get?
The coldest month in Annan is January, when overnight lows average about 2°C.
How much rain does Annan get?
Annan sees roughly 1200 mm of precipitation a year, with October usually the wettest month.

Nearby

More UK weather