Which is the hottest month in Roscommon?

The hottest time of year in Roscommon is normally July. Expect maximum daytime temperatures to reach 19°C.

Which month has the most rain in Roscommon?

In terms of rainfall, October is usually the wettest month in Roscommon with 103mm on average. There are normally 21 days in October with some rain.

When is it sunniest in Roscommon?

The sunniest time of year in Roscommon is normally May with bright sunshine on average for 33% of daylight hours; that's 5 hours of sunshine per day.

Best time to visit Roscommon

Q: When is the best time to visit Roscommon?

The best time to visit Roscommon is May and June based on the following average weather conditions. Daily hours of sunshine = 10 hours or more.

Find the best time to visit Roscommon and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Roscommon by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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When is the best time to visit Roscommon?

The best time to visit Roscommon is May and June based on the following average weather conditions.

Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

0
Jan
0
Feb
0
Mar
0.5
Apr
1.5
May
1.5
Jun
0.5
Jul
0.5
Aug
0
Sep
0
Oct
0
Nov
0
Dec

Change criteria

Hours of Sunshine (daily)

2
Jan
2
Feb
3
Mar
5
Apr
5
May
5
Jun
4
Jul
4
Aug
3
Sep
3
Oct
2
Nov
1
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Ireland (Roscommon) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)