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 | 3.3 | 5.7 | 12 | 18 | 23.2 | 27.6 | 29.5 | 28.8 | 25.5 | 19.3 | 12.6 | 6.2 |
°F | 38 | 42.3 | 53.6 | 64.3 | 73.7 | 81.6 | 85.1 | 83.8 | 77.9 | 66.7 | 54.7 | 43.2 |
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 | 78 | 75 | 111 | 102 | 110 | 99 | 110 | 91 | 82 | 70 | 91 | 85 |
inches | 3.1 | 3 | 4.4 | 4 | 4.3 | 3.9 | 4.3 | 3.6 | 3.2 | 2.8 | 3.6 | 3.4 |
Rainy days | 11 | 11 | 13 | 12 | 12 | 10 | 11 | 9 | 8 | 8 | 11 | 12 |
Average annual rainfall in Williamstown: 1060.2mm (417.4 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 | 4.3 | 4.9 | 5.8 | 7.3 | 8.4 | 9.3 | 9.2 | 8.8 | 7.9 | 6.6 | 4.3 | 3.6 |
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 | -6.6 | -5 | 0.7 | 6 | 11.2 | 16 | 18.3 | 17.4 | 13.8 | 7.2 | 2.2 | -3.5 |
Max °C | 3.6 | 6 | 12.3 | 18.3 | 23.5 | 27.9 | 29.8 | 29.1 | 25.8 | 19.6 | 12.9 | 6.5 |
Min °F | 20.2 | 23 | 33.3 | 42.7 | 52.1 | 60.7 | 64.9 | 63.2 | 56.8 | 45 | 35.9 | 25.8 |
Max °F | 29.3 | 32.9 | 43.7 | 53.8 | 63.1 | 71.4 | 75.2 | 73.8 | 67.6 | 56.1 | 45.5 | 34.7 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 8.2 | 7.3 | 7.5 | 9.3 | 13.1 | 18.5 | 23.3 | 24.7 | 22.7 | 18.1 | 13.6 | 10.1 |
°F | 46.7 | 45.2 | 45.5 | 48.7 | 55.5 | 65.3 | 74 | 76.4 | 72.9 | 64.6 | 56.4 | 50.2 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 17 | 17 | 18 | 17 | 14 | 13 | 12 | 11 | 12 | 13 | 16 | 17 |
mph | 11 | 11 | 11 | 11 | 9 | 8 | 7 | 7 | 7 | 8 | 10 | 11 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
72% | 70% | 66% | 63% | 67% | 69% | 72% | 73% | 73% | 69% | 71% | 74% |
Hottest month: | July | 29.5°C 85.1°F |
---|---|---|
Driest month: | October | 70mm 2.8ins |
Sunniest month: | August | 8.8hrs |
Coldest month: | January | 3.3°C 37.9°F |
Wettest month: | March | 111mm 4.4ins |
Warmest sea: | August | 24.7°C 76.5°F |