The bar chart below shows the average monthly peak daytime temperatures at Janesville
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | -3.9 | -1.3 | 5.5 | 13.8 | 20.6 | 26 | 28.2 | 26.7 | 22.4 | 15.9 | 7.1 | -1 |
°F | 24.9 | 29.7 | 41.9 | 56.8 | 69.1 | 78.9 | 82.8 | 80.1 | 72.4 | 60.6 | 44.8 | 30.1 |
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 | 31 | 28 | 57 | 83 | 81 | 103 | 103 | 104 | 94 | 67 | 58 | 46 |
inches | 1.2 | 1.1 | 2.3 | 3.3 | 3.2 | 4.1 | 4 | 4.1 | 3.7 | 2.6 | 2.3 | 1.8 |
Rainy days | 10 | 8 | 11 | 12 | 11 | 10 | 10 | 10 | 10 | 9 | 10 | 11 |
Average annual rainfall in Janesville: 808.167mm (318.2 inches)
The bar chart below shows the average daily sunshine hours in Janesville
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 5.2 | 6 | 6.6 | 7.6 | 9.3 | 10.7 | 10.7 | 9.6 | 7.8 | 6.4 | 4.3 | 4.1 |
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 | -14.1 | -11.8 | -4.8 | 1.8 | 7.5 | 12.9 | 15.7 | 14.2 | 9.5 | 3.4 | -2.8 | -10.4 |
Max °C | -3.7 | -1.1 | 5.8 | 14.1 | 21 | 26.4 | 28.6 | 27.1 | 22.8 | 16.2 | 7.4 | -0.8 |
Min °F | 6.6 | 10.9 | 23.5 | 35.2 | 45.4 | 55.1 | 60.2 | 57.5 | 49 | 38.1 | 27.1 | 13.3 |
Max °F | 16 | 20.5 | 32.9 | 46.2 | 57.6 | 67.3 | 71.8 | 69.1 | 61 | 49.6 | 36.1 | 21.9 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 6 | 5.5 | 5.5 | 6.3 | 8.1 | 11.1 | 15.8 | 19.8 | 18.1 | 13.3 | 9.7 | 7.3 |
°F | 42.8 | 41.9 | 42 | 43.4 | 46.5 | 52 | 60.5 | 67.7 | 64.7 | 55.9 | 49.4 | 45.2 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 18 | 18 | 19 | 20 | 17 | 16 | 14 | 14 | 15 | 17 | 18 | 18 |
mph | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 9 | 9 | 11 | 11 | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|
74% | 73% | 71% | 66% | 66% | 67% | 71% | 74% | 76% | 72% | 76% | 78% |
Hottest month: | July | 28.2°C 82.8°F |
---|---|---|
Driest month: | February | 28mm 1.1ins |
Sunniest month: | July | 10.7hrs |
Coldest month: | January | -3.9°C 25°F |
Wettest month: | August | 104mm 4.1ins |
Warmest sea: | August | 19.8°C 67.6°F |