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CheckWeather UKLondonderry County Borough
Forecast confidence: High · models disagree by 1°C

Londonderry County Borough weather

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Light drizzle,rain likely tomorrow

Met Office, the European and the American model agree on a high near 20° in Londonderry County Borough today. Tomorrow looks light rain around 16°, with a 77% chance of rain.

20°14°
16°11°
14°11°
16°10°
17°11°
15°10°
Todaymodels agreeTomorrowmodels agreeTuesdaymodels agreeWednesdaymodels agreeThursdaymodels agreeFridaymodels agree
Met OfficeUKMO model
20°
Drizzle
Today 20°·Low 15°·Rain -
EuropeanECMWF
20°
Light drizzle
Today 20°·Low 15°·Rain 98%
AmericanNOAA GFS
20°
Light drizzle
Today 20°·Low 13°·Rain 97%

The weather map: all three models at once

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

Next 14 hours

consensus of the three models

14-day forecast

where the models agree, and where they split
Today
Light drizzle
20° 14°
models agree
Tomorrow
Light rain
16° 11°
models agree
Tue
Drizzle
14° 11°
models agree
Wed
Light drizzle
16° 10°
models agree
Thu
Light drizzle
17° 11°
models agree
Fri
Light drizzle
15° 10°
models agree
Sat
Heavy drizzle
17°
models agree
Sun
Light drizzle
16° 11°
models agree
Mon
Drizzle
18° 10°
models agree
Tue
Light drizzle
15°
models agree
Wed
Light drizzle
16°
±3°
Thu
Light drizzle
16°
±2°
Fri
Light drizzle
14°
±4°
Sat
Light drizzle
15°
±3°

Londonderry County Borough, Northern Ireland is at its warmest in Jun (average highs near 18°C) and coldest in Jan (lows around 3°C), with roughly 1200 mm of precipitation across the year. Below, compare what Met Office, European, American forecast for Londonderry County Borough 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.

Londonderry County Borough climate by month

average daytime high and overnight low across a typical year
Jan
Feb
Mar
Apr
12°
May
16°
Jun
18°
11°
Jul
17°
11°
Aug
17°
12°
Sep
17°
10°
Oct
13°
Nov
10°
Dec

Which forecast is most accurate in Londonderry County Borough?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
95
/100rank #1
93±0.4°C98±0.5 mph9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
Met Office logo
Met Office
87
/100rank #2
88±0.7°C94±2.0 mph8290% hitMet Office (United Kingdom)Exeter, United Kingdom
American logo
American
87
/100rank #3
80±1.1°C94±1.7 mph8994% 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 1880 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.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±1°20° to 20°±1%97% to 98% chance
Tomorrow±1°15° to 16°±1%76% to 77% chance
Tue±2°14° to 15°±9%87% to 96% chance
Wedmodels agree15° to 16°±23%22% to 45% chance
Thu±1°16° to 17°±1%47% to 48% 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 Londonderry County Borough

today, local time
Sunrise
06:45
Sunset
20:09
Daylight
13h 24m

Common questions

What's the weather in Londonderry County Borough today?
On this page we show what Met Office, European, American each forecast for Londonderry County Borough 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 Londonderry County Borough today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Met Office, European, American for Londonderry County Borough 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 Londonderry County Borough?
Over the last 30 days, the European model has been the most accurate for Londonderry County Borough (CheckWeather Score 95/100), ahead of the Met Office at 87. We grade every model against the recorded weather. See the UK accuracy scoreboard for the full method.
What is the warmest month in Londonderry County Borough?
June is typically the warmest month in Londonderry County Borough, with average highs around 18°C.
How cold does Londonderry County Borough get?
The coldest month in Londonderry County Borough is January, when overnight lows average about 3°C.
How much rain does Londonderry County Borough get?
Londonderry County Borough sees roughly 1200 mm of precipitation a year, with December usually the wettest month.

Nearby

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