Roscommon weather
Loading live data…Light drizzle,rain likely tomorrow
Met Office, the European and the American model agree on a high near 17° in Roscommon today. Tomorrow: drizzle, around 16°, with a 100% chance of rain.
CheckWeather.io on iPhoneFree. No ads, no account.Roscommon weather in numbers
from 30 years of measured normalsRoscommon swings 15°C across the year, from 18°C highs in June to 3°C lows in January, and October is usually the wettest month in a year that brings about 1130 mm of precipitation.
The weather map: all three models at once
Met Office, European, American side by side around Roscommon and nearby towns.Live rain radar →Roscommon hourly forecast: next 14 hours
consensus of the three modelsRain in the next 24 hours, model by model
each model's own hourly precipitation, side by sideLoading the three models…
Roscommon 10-day forecast, out to 14 days
where the models agree, and where they splitRoscommon, Co. Roscommon is at its warmest in Jun (average highs near 18°C) and coldest in Jan (lows around 3°C), with roughly 1130 mm of precipitation across the year. Below, compare what Met Office, European, American forecast for Roscommon 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 Ireland before you trust any single number.
Roscommon climate by month
average daytime high and overnight low across a typical year (1991-2020)Source: 1991-2020 averages, ERA5 for this place adjusted with NASA POWER.
How the weather around Roscommon has changed since 1995
Roscommon sits in the same roughly 50 km square of NASA's reanalysis as Athlone. That square shows no clear change in temperature between 1995-2004 and 2015-2024. See the full 30-year picture on the Athlone page.
Which forecast is most accurate in Ireland?
CheckWeather Score, graded against the weather that actually happened
The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 60 cities. Lower error means a higher score. See which forecast model is most accurate in Ireland, how we measure forecast accuracy, or which model each weather app uses.
What do you think of the forecasts?
your vote countsThe accuracy above is the measured record. This is your opinion: which forecast service do you trust most in Ireland? Give each 1 to 5 stars.
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 separatelyThe 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.