The bar chart below shows the average monthly peak daytime temperatures at Castleisland
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 7.7 | 7.8 | 9.4 | 11.3 | 13.7 | 16.2 | 17.8 | 17.7 | 15.9 | 13.1 | 9.8 | 8.5 |
°F | 45.8 | 46 | 48.8 | 52.4 | 56.7 | 61.1 | 64.1 | 63.9 | 60.7 | 55.6 | 49.6 | 47.3 |
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 | 149 | 109 | 104 | 75 | 82 | 73 | 78 | 95 | 117 | 133 | 145 | 160 |
inches | 5.9 | 4.3 | 4.1 | 3 | 3.2 | 2.9 | 3.1 | 3.7 | 4.6 | 5.2 | 5.7 | 6.3 |
Rainy days | 23 | 19 | 20 | 16 | 18 | 17 | 16 | 20 | 19 | 22 | 22 | 23 |
Average annual rainfall in Castleisland: 1364.233mm (537.1 inches)
The bar chart below shows the average daily sunshine hours in Castleisland
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 1.8 | 2.5 | 3.6 | 5.4 | 6.3 | 5.7 | 5.1 | 5 | 4.1 | 2.9 | 2.2 | 1.6 |
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 | 2.6 | 2.5 | 3.3 | 4.3 | 6.5 | 9.3 | 11 | 10.9 | 9.5 | 7.6 | 4.5 | 3.6 |
Max °C | 7.8 | 7.9 | 9.5 | 11.5 | 13.9 | 16.4 | 18 | 17.9 | 16.1 | 13.3 | 9.9 | 8.6 |
Min °F | 36.7 | 36.5 | 37.9 | 39.7 | 43.7 | 48.7 | 51.8 | 51.6 | 49.1 | 45.6 | 40.1 | 38.5 |
Max °F | 41.4 | 41.4 | 43.5 | 46.2 | 50.4 | 55 | 58.1 | 57.9 | 55 | 50.7 | 45 | 43 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 10.2 | 9.8 | 9.7 | 10.2 | 11.6 | 13.7 | 15.4 | 15.9 | 15 | 13.5 | 11.9 | 10.8 |
°F | 50.4 | 49.6 | 49.4 | 50.4 | 52.9 | 56.6 | 59.7 | 60.6 | 59 | 56.3 | 53.5 | 51.5 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 23 | 22 | 22 | 19 | 19 | 17 | 16 | 17 | 18 | 20 | 21 | 22 |
mph | 14 | 14 | 14 | 12 | 12 | 11 | 10 | 10 | 11 | 13 | 13 | 14 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
90% | 87% | 84% | 81% | 81% | 82% | 83% | 84% | 86% | 88% | 89% | 91% |
Hottest month: | July | 17.8°C 64°F |
---|---|---|
Driest month: | June | 73mm 2.9ins |
Sunniest month: | May | 6.3hrs |
Coldest month: | January | 7.7°C 45.9°F |
Wettest month: | December | 160mm 6.3ins |
Warmest sea: | August | 15.9°C 60.6°F |