The bar chart below shows the average monthly peak daytime temperatures at Ottawa
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | -1.7 | 1.1 | 8.2 | 16.1 | 22.3 | 27.7 | 29.3 | 28.2 | 24.5 | 18 | 9.3 | 1.2 |
°F | 28.9 | 33.9 | 46.8 | 61 | 72.2 | 81.9 | 84.7 | 82.8 | 76.2 | 64.5 | 48.7 | 34.2 |
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 | 35 | 29 | 67 | 88 | 90 | 100 | 92 | 90 | 92 | 58 | 66 | 54 |
inches | 1.4 | 1.2 | 2.6 | 3.5 | 3.5 | 3.9 | 3.6 | 3.5 | 3.6 | 2.3 | 2.6 | 2.1 |
Rainy days | 10 | 8 | 11 | 12 | 11 | 10 | 10 | 9 | 9 | 9 | 10 | 11 |
Average annual rainfall in Ottawa: 812.6mm (319.9 inches)
The bar chart below shows the average daily sunshine hours in Ottawa
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 5.2 | 5.8 | 6.5 | 7.8 | 9.5 | 10.9 | 10.8 | 9.8 | 8.3 | 7 | 4.5 | 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 | -11.1 | -8.9 | -1.9 | 4.2 | 10 | 15.4 | 17.7 | 16.5 | 12.2 | 5.7 | -0.5 | -7.5 |
Max °C | -1.5 | 1.3 | 8.5 | 16.4 | 22.7 | 28 | 29.6 | 28.5 | 24.9 | 18.4 | 9.5 | 1.5 |
Min °F | 12 | 16 | 28.7 | 39.6 | 49.9 | 59.7 | 63.8 | 61.7 | 53.9 | 42.2 | 31.1 | 18.6 |
Max °F | 20.7 | 25.2 | 37.9 | 50.5 | 61.3 | 71.1 | 74.5 | 72.5 | 65.3 | 53.6 | 40.1 | 26.6 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 5.7 | 5 | 5.1 | 6 | 8.1 | 12.5 | 18.1 | 21.2 | 19.4 | 14.3 | 10 | 7.2 |
°F | 42.2 | 41.1 | 41.1 | 42.8 | 46.6 | 54.5 | 64.6 | 70.2 | 66.8 | 57.7 | 50.1 | 45 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 19 | 19 | 21 | 21 | 18 | 16 | 14 | 13 | 14 | 17 | 18 | 19 |
mph | 12 | 12 | 13 | 13 | 11 | 10 | 9 | 8 | 9 | 10 | 11 | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|
74% | 73% | 71% | 65% | 65% | 66% | 71% | 73% | 73% | 70% | 74% | 77% |
Hottest month: | July | 29.3°C 84.7°F |
---|---|---|
Driest month: | February | 29mm 1.1ins |
Sunniest month: | July | 10.8hrs |
Coldest month: | January | -1.7°C 28.9°F |
Wettest month: | June | 100mm 3.9ins |
Warmest sea: | August | 21.2°C 70.2°F |