The bar chart below shows the average monthly peak daytime temperatures at Charles Town
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 4.4 | 6.5 | 12.6 | 18.4 | 23.7 | 28.4 | 30.4 | 29.7 | 26 | 19.7 | 13.3 | 6.9 |
°F | 40 | 43.8 | 54.7 | 65.2 | 74.7 | 83.1 | 86.7 | 85.4 | 78.8 | 67.4 | 55.9 | 44.4 |
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 | 65 | 64 | 85 | 84 | 105 | 93 | 91 | 92 | 80 | 84 | 80 | 73 |
inches | 2.5 | 2.5 | 3.4 | 3.3 | 4.1 | 3.7 | 3.6 | 3.6 | 3.1 | 3.3 | 3.2 | 2.9 |
Rainy days | 12 | 11 | 11 | 11 | 13 | 11 | 11 | 10 | 9 | 9 | 10 | 11 |
Average annual rainfall in Charles Town: 955.733mm (376.3 inches)
The bar chart below shows the average daily sunshine hours in Charles Town
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 4.8 | 5.6 | 6.8 | 7.8 | 8.7 | 9.7 | 9.5 | 8.8 | 7.7 | 6.7 | 5 | 4.3 |
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 | -5.9 | -4.6 | 0.1 | 5.1 | 10.4 | 15.1 | 17.7 | 16.8 | 12.9 | 6.2 | 1.7 | -3.2 |
Max °C | 4.7 | 6.8 | 12.9 | 18.8 | 24.1 | 28.7 | 30.7 | 30 | 26.3 | 20 | 13.6 | 7.2 |
Min °F | 21.4 | 23.7 | 32.2 | 41.1 | 50.6 | 59.2 | 63.9 | 62.2 | 55.2 | 43.2 | 35 | 26.3 |
Max °F | 30.9 | 34 | 43.7 | 53.4 | 63 | 71.4 | 75.6 | 74.1 | 67.3 | 55.6 | 45.7 | 35.6 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 2.7 | 1 | 1.6 | 5 | 10.3 | 17 | 22.3 | 23.6 | 21.4 | 16.6 | 11.2 | 6.3 |
°F | 36.8 | 33.8 | 35 | 41 | 50.5 | 62.6 | 72.2 | 74.6 | 70.6 | 61.8 | 52.2 | 43.4 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 15 | 15 | 16 | 16 | 13 | 12 | 11 | 10 | 11 | 12 | 14 | 14 |
mph | 9 | 9 | 10 | 10 | 8 | 7 | 7 | 7 | 7 | 8 | 9 | 9 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
68% | 66% | 64% | 62% | 69% | 71% | 73% | 75% | 75% | 72% | 70% | 70% |
Hottest month: | July | 30.4°C 86.7°F |
---|---|---|
Driest month: | February | 64mm 2.5ins |
Sunniest month: | June | 9.7hrs |
Coldest month: | January | 4.4°C 39.9°F |
Wettest month: | May | 105mm 4.1ins |
Warmest sea: | August | 23.6°C 74.5°F |