Roscommon in august: average Weather, Temperature and Climate
Weather in Roscommon in august 2025
The weather in Roscommon in august comes from statistical datas on the last years. You can view the weather statistics for the whole month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout august
bad weather
Weather at 6am
54°F
Fog
41% of time
23%
14%
12%
Weather at 12pm
63°F
Cloudy
34% of time
33%
22%
6%
Weather at 6pm
61°F
Moderate rain at times
30% of time
27%
23%
12%
Weather at 3am
54°F
39%
16%
16%
14%
Evolution of daily average temperature and precipitation in Roscommon in august
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Roscommon in august.
The climate of Roscommon in august is bad
The climate in august in Roscommon is wet (with 4.2in of rainfall over 6 days). The weather is better from the previous month since in july it receives an average of 3.9in of rainfall over 6 days.
The climate is rather cold in this city this month, but it is liveable by dressing hot. The thermometer averaged maximum of 65°F. In the morning the temperature drops to 54°F. Thus, the mean temperature average on this month of august in Roscommon is 59°F. Note that seasonal normals in contrast with those observed in Roscommon in august with a maximum record of 76°F in 2021 and a minimum record of 40°F in 2010. You can hope to have about 12 days with temperatures above 65°F, or 39% of time.
On average, in Roscommon, the days of august last 14:49. Sunrise is at 05:12 and sunset is at 20:01.
With a bad climate, the month of august is not the best time to go there in Ireland.
August: another location in Ireland?
If you want to go to Ireland in august, there are destinations with better weather than Roscommon:
In august, Dublin, Cork, Ardmore, Dalkey Island, Rosslare and Tramore have good weather.
Finally, Galway, Belmullet, Connemara National Park, Dingle, Dundalk and Kilkenny have a tolerable climate, but better than Roscommon.
Seasonal average climate and temperature of Roscommon in august
Check below seasonal norms These datas are compiled from the weather statements of the last years of the month of august.
| August | |||||
| Outside temperature | |||||
| Average temperature | 59°F | ||||
| Highest temperature | 65°F | ||||
| Lowest temperature | 54°F | ||||
| Highest record temperature | 76°F (2021) | ||||
| Lowest record temperature | 40°F (2010) | ||||
| Number of days at +65°F | 12 day(s) (39%) | ||||
| Wind | |||||
| Wind speed | 19km/h | ||||
| Wind temperature | 52°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 4.2in | ||||
| Number of days with rainfall | 6 day(s) (21%) | ||||
| Record daily rainfall | 1.3in (2019) | ||||
| Other climate data | |||||
| Humidity | 97% | ||||
| Visibility | 7.6km | ||||
| Cloud cover | 68% | ||||
| UV index | 4 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:12 | ||||
| Time of sunset | 20:01 | ||||
| Length of day | 14:49 | ||||
| Our opinion about the weather in august | |||||
| Our opinion at whereandwhen.net | bad | ||||
How was the weather last august?
Here is the day by day recorded weather in Roscommon in august 2024:
56°F to 68°F
59°F to 65°F
50°F to 63°F
54°F to 65°F
59°F to 65°F
50°F to 59°F
56°F to 63°F
56°F to 65°F
56°F to 67°F
58°F to 67°F
52°F to 72°F
52°F to 67°F
61°F to 63°F
49°F to 67°F
56°F to 63°F
49°F to 61°F
56°F to 65°F
50°F to 67°F
54°F to 61°F
49°F to 58°F
54°F to 61°F
56°F to 61°F
49°F to 59°F
45°F to 58°F
50°F to 61°F
56°F to 65°F
58°F to 65°F
54°F to 61°F
49°F to 63°F
47°F to 65°F
47°F to 68°F
Map: other cities in Ireland in august
Cities near Roscommon:
| Athlone in august | bad weather |
| Longford in august | bad weather |
| Ballaghaderreen in august | bad weather |
| Tuam in august | tolerable weather |
| Tullamore in august | bad weather |
| Birr in august | bad weather |
| Cavan in august | bad weather |
| Ballinrobe in august | bad weather |
| Galway in august | tolerable weather |
| Sligo in august | tolerable weather |
| Castlebar in august | bad weather |
| Oughterard in august | tolerable weather |
Click over cities on the map for information about the weather in august.
Roscommon
perfect weather
good
tolerable
bad
very bad
Weather data for Roscommon in august:
Weather data for Roscommon for august are derived from an average of the weather forecast since 2009 in Roscommon. There is a margin of error and these forecasts are to be considered as general information only. The weather in Roscommon can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Roscommon.