7 to 18°C
temperature
1788 hours
sunshine per day
275 mm
rain
180 days
dry
178 days
rain
7 days
snow

Climate of Roscommon

Roscommon has a oceanic climate. There is rainfall during all months of the year. The average annual temperature for Roscommon is 12° degrees and there is about 275 mm of rain in a year. It is dry for 129 days a year with an average humidity of 89% and an UV-index of 3.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 7°C and 18°C
  • Night:the average nighttime temperature is between 2°C and 11°C
  • Rain: it rains 178 days and there is a total of approximately 275 mm rainfall
  • Snow: it snows an average of 7 days per year
  • Sun hours: throughout the year there are 1788 sun hours
Maximum temperature: between 7°C and 18°C
Warmest month: 18°C in July
Coldest month: 7°C in January
Night temperature: between 2°C and 11°C
Dry days: 180 days
Days with rain: 178 days
Days with snow: 7 days
Total rain sum: 275 mm
Hours of sunshine: 1788 hours

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Roscommon.

Precipitation graph

This graph shows the average amount of rainfall per month for Roscommon.

Climate table of Roscommon

In this climate table you can see at a glance what the average weather per month is for Roscommon. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Roscommon might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 7 8 9 12 14 17 18 17 15 13 9 7
Night temp. (°C) 2 2 3 4 6 9 11 10 9 7 4 3
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 22 20 24 22 18 19 26 23 15 23 31 32
Days with rain 17 12 14 13 14 13 18 17 13 16 14 17
Days with snow 2 2 2 - - - - - - - - 1
Dry days 12 14 15 17 17 17 13 14 17 15 16 13
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 4 4 5 6 6 7 6 5 5 4 4 4
Wind force (Bft) 3 3 3 3 3 3 3 3 3 3 3 3
UV-index 2 2 2 3 3 4 3 3 3 3 2 2

Best time to visit Roscommon

The best time to visit Roscommon in Ireland is July. In this period you have a pleasant temperature and almost no precipitation. The highest average temperature in Roscommon is 18°C in July and the lowest is 7°C in January.

Climate of Roscommon by month

What is the average climate in a given month for Roscommon? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

Roscommon weather experiences

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