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Forecast confidence: High · models disagree by 1°C

Armagh weather

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Drizzle,rain likely tomorrow

Met Office, the European and the American model agree on a high near 16° in Armagh today. Tomorrow looks light drizzle around 16°, with a 87% chance of rain.

16°11°
16°11°
15°
21°13°
19°13°
16°
Todaymodels agreeTomorrowmodels agreeSundaymodels agreeMondaymodels agreeTuesdaysplit ±3°Wednesdaymodels agree
Met OfficeUKMO model
16°
Drizzle
Today 16°·Low 12°·Rain -
EuropeanECMWF
16°
Drizzle
Today 16°·Low 11°·Rain 100%
AmericanNOAA GFS
16°
Drizzle
Today 16°·Low 11°·Rain 100%
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Armagh weather warnings

Met Office yellow, amber and red warnings for Northern Ireland

Checking the Met Office for warnings in force for Northern Ireland…

Armagh weather in numbers

measured normals and 10 years of recorded weather

Armagh swings 16°C across the year, from 19°C highs in June to 3°C lows in January, and July is usually the wettest month in a year that brings about 1057 mm of precipitation. Over 10 years of recorded weather it averages 3 days a year at 25°C or above, 26 frost nights, and rain on 177 days.

Warmest month
June
19°C average high
Coldest month
January
3°C average low
Wettest month
July
1057 mm a year
Comfortable
4 months
May, June, August and September
Residents
15,000
share this forecast
Most accurate here
European
90/100 CheckWeather Score
Warm days
3 days
a year at 25°C or above
Frost nights
26 nights
a year below 0°C
Rain days
177 days
a year with 1 mm or more

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

where the models agree, and where they split
Today
Drizzle
16° 11°
models agree
Tomorrow
Light drizzle
16° 11°
models agree
Sun
Light rain
15°
models agree
Mon
Light rain
21° 13°
models agree
Tue
Light drizzle
19° 13°
±3°
Wed
Cloudy
16°
models agree
Thu
Light drizzle
18°
±7°
Fri
Light drizzle
16° 11°
models agree
Sat
Light drizzle
15° 10°
models agree
Sun
Light drizzle
15°
±2°
Mon
Light drizzle
15°
models agree
Tue
Heavy drizzle
16° 11°
±4°
Wed
Light drizzle
15°
models agree
Thu
Light drizzle
14°
models agree

Armagh, Northern Ireland is at its warmest in Jun (average highs near 19°C) and coldest in Jan (lows around 3°C), with roughly 1057 mm of precipitation across the year. Below, compare what Met Office, European, American forecast for Armagh 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.

Armagh climate by month

average daytime high and overnight low across a typical year
Jan
Feb
10°
Mar
10°
Apr
12°
May
17°
Jun
19°
10°
Jul
18°
11°
Aug
18°
11°
Sep
17°
10°
Oct
14°
Nov
10°
Dec

Which forecast is most accurate in Armagh?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
90
/100rank #1
97±0.2°C98±0.7 mph7687% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
Met Office logo
Met Office
82
/100rank #2
86±0.8°C91±2.9 mph7184% hitMet Office (United Kingdom)Exeter, United Kingdom
American logo
American
80
/100rank #3
88±0.7°C96±1.4 mph5877% 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
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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°16° to 16°models agree100% to 100% chance
Tomorrow±1°16° to 17°±20%67% to 87% chance
Sunmodels agree15° to 15°±2%13% to 15% chance
Mon±2°20° to 23°±12%12% to 24% chance
Tue±3°17° to 20°±12%20% to 32% 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 Armagh

today, local time
Sunrise
07:04
Sunset
19:35
Daylight
12h 31m

Common questions

What's the weather in Armagh today?
On this page we show what Met Office, European, American each forecast for Armagh 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 Armagh today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Met Office, European, American for Armagh 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 Armagh?
Over the last 30 days, the European model has been the most accurate for Armagh (CheckWeather Score 90/100), ahead of the Met Office at 82. We grade every model against the recorded weather. See the UK accuracy scoreboard for the full method.
What is the warmest month in Armagh?
June is typically the warmest month in Armagh, with average highs around 19°C.
How cold does Armagh get?
The coldest month in Armagh is January, when overnight lows average about 3°C.
How much rain does Armagh get?
Armagh sees roughly 1057 mm of precipitation a year, with July usually the wettest month.

Nearby

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