The bar chart below shows the average monthly peak daytime temperatures at Summerville
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 9 | 11.8 | 17.1 | 22.2 | 25.9 | 29.5 | 31.1 | 30.9 | 27.8 | 22.3 | 16.8 | 11.3 |
°F | 48.1 | 53.3 | 62.7 | 71.9 | 78.6 | 85.2 | 87.9 | 87.6 | 82 | 72.2 | 62.2 | 52.3 |
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 | 138 | 130 | 172 | 129 | 115 | 103 | 129 | 96 | 109 | 78 | 109 | 133 |
inches | 5.4 | 5.1 | 6.8 | 5.1 | 4.5 | 4 | 5.1 | 3.8 | 4.3 | 3.1 | 4.3 | 5.3 |
Rainy days | 11 | 10 | 11 | 9 | 10 | 10 | 12 | 10 | 8 | 7 | 10 | 11 |
Average annual rainfall in Summerville: 1390mm (547.2 inches)
The bar chart below shows the average daily sunshine hours in Summerville
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 5.3 | 6.1 | 7.1 | 8.7 | 9.5 | 9.8 | 9.2 | 8.9 | 8.1 | 7.8 | 6 | 5.2 |
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 | -2.7 | -1.2 | 3.4 | 7.5 | 12.2 | 16.6 | 19.1 | 18.6 | 15.3 | 7.7 | 3.1 | -1 |
Max °C | 9.3 | 12.2 | 17.4 | 22.6 | 26.3 | 29.9 | 31.4 | 31.2 | 28.1 | 22.7 | 17.1 | 11.6 |
Min °F | 27.2 | 29.9 | 38.1 | 45.4 | 53.9 | 61.8 | 66.3 | 65.5 | 59.5 | 45.9 | 37.6 | 30.3 |
Max °F | 37.9 | 41.9 | 50.7 | 59 | 66.6 | 73.8 | 77.4 | 76.8 | 71.1 | 59.4 | 50.2 | 41.5 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 13.4 | 12.6 | 13 | 14.9 | 18.4 | 22.8 | 26.1 | 26.9 | 25.5 | 21.7 | 17.9 | 15.2 |
°F | 56.1 | 54.7 | 55.4 | 58.9 | 65.2 | 73.1 | 79 | 80.5 | 77.8 | 71 | 64.2 | 59.4 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 14 | 14 | 14 | 14 | 12 | 10 | 10 | 9 | 10 | 10 | 12 | 13 |
mph | 9 | 9 | 9 | 9 | 7 | 7 | 6 | 6 | 6 | 7 | 7 | 8 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
70% | 67% | 65% | 63% | 70% | 72% | 75% | 75% | 75% | 72% | 72% | 71% |
Hottest month: | July | 31.1°C 88°F |
---|---|---|
Driest month: | October | 78mm 3.1ins |
Sunniest month: | May | 9.5hrs |
Coldest month: | January | 9°C 48.2°F |
Wettest month: | March | 172mm 6.8ins |
Warmest sea: | August | 26.9°C 80.4°F |