The bar chart below shows the average monthly peak daytime temperatures at Roscommon
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | -3.9 | -2.5 | 3 | 11.1 | 18.4 | 23.4 | 26.1 | 24.3 | 19.6 | 13 | 5.5 | -1.5 |
°F | 25 | 27.5 | 37.5 | 51.9 | 65.2 | 74.2 | 79 | 75.8 | 67.2 | 55.4 | 41.8 | 29.2 |
Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.
The graph below shows the average rainfall and number of rainy days per month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
mm | 38 | 29 | 51 | 58 | 66 | 77 | 67 | 86 | 88 | 57 | 59 | 50 |
inches | 1.5 | 1.2 | 2 | 2.3 | 2.6 | 3 | 2.6 | 3.4 | 3.5 | 2.2 | 2.3 | 2 |
Rainy days | 15 | 12 | 12 | 12 | 10 | 11 | 9 | 10 | 12 | 12 | 13 | 16 |
Average annual rainfall in Roscommon: 685.334mm (269.8 inches)
The bar chart below shows the average daily sunshine hours in Roscommon
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 3.7 | 5 | 6.3 | 7.6 | 9.3 | 10.3 | 10.7 | 9 | 7 | 5.1 | 3 | 2.6 |
The graph below shows the daily range of temperatures for each month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Min °C | -13 | -13.2 | -7.7 | -0.4 | 5.5 | 10.3 | 13 | 12 | 8.2 | 3 | -2.1 | -9.1 |
Max °C | -3.7 | -2.3 | 3.3 | 11.4 | 18.8 | 23.8 | 26.5 | 24.7 | 19.9 | 13.3 | 5.7 | -1.4 |
Min °F | 8.7 | 8.3 | 18.1 | 31.4 | 41.8 | 50.5 | 55.3 | 53.5 | 46.7 | 37.3 | 28.3 | 15.7 |
Max °F | 17.1 | 18.1 | 28 | 41.9 | 53.8 | 62.6 | 67.5 | 64.9 | 57.2 | 46.6 | 35.2 | 22.6 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 2.9 | 2.1 | 1.9 | 2.5 | 4.4 | 8.8 | 15.1 | 18.8 | 17.1 | 12 | 7.7 | 4.7 |
°F | 37.2 | 35.9 | 35.4 | 36.5 | 40 | 47.8 | 59.2 | 65.9 | 62.8 | 53.6 | 45.9 | 40.5 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 16 | 15 | 16 | 16 | 14 | 13 | 12 | 12 | 13 | 15 | 16 | 16 |
mph | 10 | 9 | 10 | 10 | 9 | 8 | 8 | 7 | 8 | 9 | 10 | 10 |
A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.
The graph below shows the average relative humidity.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
---|---|---|---|---|---|---|---|---|---|---|---|
79% | 76% | 74% | 68% | 65% | 70% | 71% | 76% | 79% | 77% | 81% | 82% |
Hottest month: | July | 26.1°C 79°F |
---|---|---|
Driest month: | February | 29mm 1.1ins |
Sunniest month: | July | 10.7hrs |
Coldest month: | January | -3.9°C 25°F |
Wettest month: | September | 88mm 3.5ins |
Warmest sea: | August | 18.8°C 65.8°F |