The bar chart below shows the average monthly peak daytime temperatures at Williamstown
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 27.7 | 28 | 24.6 | 21 | 16.6 | 13.8 | 12.8 | 13.9 | 16 | 19.5 | 22.7 | 25.3 |
°F | 81.8 | 82.4 | 76.3 | 69.8 | 61.9 | 56.8 | 55.1 | 57 | 60.8 | 67.1 | 72.8 | 77.6 |
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 | 20 | 21 | 25 | 53 | 84 | 84 | 99 | 94 | 75 | 59 | 35 | 29 |
inches | 0.8 | 0.8 | 1 | 2.1 | 3.3 | 3.3 | 3.9 | 3.7 | 3 | 2.3 | 1.4 | 1.1 |
Rainy days | 7 | 7 | 6 | 6 | 8 | 8 | 10 | 9 | 9 | 10 | 7 | 7 |
Average annual rainfall in Williamstown: 780.367mm (307.2 inches)
The bar chart below shows the average daily sunshine hours in Williamstown
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 10.6 | 10 | 8.8 | 7.3 | 5.5 | 4.9 | 4.9 | 5.8 | 6.8 | 8.2 | 9.2 | 9.7 |
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 | 12.4 | 12.7 | 10.9 | 8.3 | 6 | 4.2 | 4 | 4.3 | 5.4 | 6.8 | 8.8 | 10.7 |
Max °C | 28.1 | 28.4 | 25 | 21.3 | 16.9 | 14 | 13.1 | 14.2 | 16.3 | 19.8 | 23 | 25.7 |
Min °F | 54.2 | 54.8 | 51.5 | 46.9 | 42.7 | 39.6 | 39.1 | 39.7 | 41.6 | 44.2 | 47.8 | 51.3 |
Max °F | 68.4 | 68.9 | 64.2 | 58.6 | 52.5 | 48.4 | 47.3 | 48.6 | 51.4 | 55.9 | 60.6 | 64.8 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 20.2 | 20.7 | 20.1 | 18.9 | 17.6 | 16.2 | 14.8 | 14.1 | 14.4 | 15.5 | 17 | 18.7 |
°F | 68.3 | 69.2 | 68.2 | 66.1 | 63.8 | 61.1 | 58.7 | 57.3 | 57.9 | 59.8 | 62.7 | 65.7 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 13 | 12 | 12 | 11 | 10 | 10 | 12 | 13 | 14 | 14 | 13 | 13 |
mph | 8 | 7 | 7 | 7 | 7 | 6 | 7 | 8 | 9 | 9 | 8 | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|
41% | 43% | 47% | 54% | 67% | 74% | 74% | 69% | 61% | 52% | 45% | 43% |
Hottest month: | February | 28°C 82.4°F |
---|---|---|
Driest month: | January | 20mm 0.8ins |
Sunniest month: | February | 10hrs |
Coldest month: | July | 12.8°C 55°F |
Wettest month: | July | 99mm 3.9ins |
Warmest sea: | February | 20.7°C 69.3°F |