The bar chart below shows the average monthly peak daytime temperatures at Watertown
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | -6.3 | -3.2 | 3.7 | 13.1 | 20.4 | 25.7 | 29 | 27.8 | 21.8 | 14.8 | 4.2 | -3.9 |
°F | 20.6 | 26.2 | 38.7 | 55.6 | 68.8 | 78.2 | 84.2 | 82.1 | 71.2 | 58.6 | 39.6 | 25.1 |
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 | 13 | 15 | 35 | 56 | 77 | 94 | 78 | 71 | 51 | 46 | 22 | 13 |
inches | 0.5 | 0.6 | 1.4 | 2.2 | 3 | 3.7 | 3.1 | 2.8 | 2 | 1.8 | 0.9 | 0.5 |
Rainy days | 7 | 7 | 9 | 10 | 11 | 11 | 10 | 9 | 8 | 6 | 7 | 7 |
Average annual rainfall in Watertown: 517.234mm (203.6 inches)
The bar chart below shows the average daily sunshine hours in Watertown
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 6 | 6.7 | 7.7 | 8.7 | 10.1 | 11.4 | 12.2 | 10.9 | 8.8 | 7.1 | 5.1 | 4.8 |
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 | -17.8 | -14.3 | -7.2 | 0.4 | 7.1 | 12.6 | 15.5 | 14.1 | 8.3 | 1.9 | -6.1 | -14.2 |
Max °C | -6.1 | -3 | 4 | 13.5 | 20.8 | 26 | 29.4 | 28.2 | 22.1 | 15.1 | 4.5 | -3.6 |
Min °F | 0.1 | 6.4 | 19 | 32.6 | 44.7 | 54.7 | 59.8 | 57.3 | 46.9 | 35.4 | 21.1 | 6.4 |
Max °F | 10.6 | 16.5 | 29.1 | 44.4 | 57 | 66.7 | 72.3 | 70 | 59.4 | 47.3 | 30.6 | 16 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 7.5 | 7.3 | 7.7 | 8.6 | 10.1 | 12.2 | 14.7 | 17.5 | 16.4 | 13.2 | 10.3 | 8.4 |
°F | 45.6 | 45.2 | 45.9 | 47.5 | 50.2 | 53.9 | 58.5 | 63.5 | 61.6 | 55.7 | 50.5 | 47.2 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 20 | 19 | 22 | 23 | 21 | 19 | 17 | 18 | 18 | 19 | 19 | 19 |
mph | 12 | 12 | 14 | 14 | 13 | 12 | 11 | 11 | 11 | 12 | 12 | 12 |
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% | 73% | 73% | 66% | 63% | 67% | 66% | 68% | 70% | 68% | 74% | 76% |
Hottest month: | July | 29°C 84.2°F |
---|---|---|
Driest month: | December | 13mm 0.5ins |
Sunniest month: | July | 12.2hrs |
Coldest month: | January | -6.3°C 20.7°F |
Wettest month: | June | 94mm 3.7ins |
Warmest sea: | August | 17.5°C 63.5°F |