The bar chart below shows the average monthly peak daytime temperatures at Washington
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 3.2 | 6.2 | 12.6 | 19.2 | 24.4 | 29.3 | 30.9 | 29.9 | 26.5 | 20.1 | 12.8 | 5.9 |
°F | 37.8 | 43.1 | 54.7 | 66.6 | 76 | 84.7 | 87.6 | 85.7 | 79.6 | 68.3 | 55 | 42.7 |
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 | 69 | 75 | 120 | 102 | 142 | 102 | 129 | 102 | 72 | 80 | 103 | 97 |
inches | 2.7 | 2.9 | 4.7 | 4 | 5.6 | 4 | 5.1 | 4 | 2.8 | 3.1 | 4.1 | 3.8 |
Rainy days | 10 | 10 | 12 | 12 | 11 | 9 | 9 | 8 | 8 | 8 | 10 | 12 |
Average annual rainfall in Washington: 1143.733mm (450.3 inches)
The bar chart below shows the average daily sunshine hours in Washington
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 5 | 5.7 | 6.7 | 8.1 | 9.5 | 11 | 10.8 | 10.1 | 8.8 | 7.5 | 5 | 4.4 |
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 | -6.1 | -4 | 1.7 | 6.9 | 12.1 | 17 | 19.1 | 17.9 | 14.3 | 7.6 | 2.8 | -3 |
Max °C | 3.5 | 6.4 | 12.9 | 19.5 | 24.8 | 29.6 | 31.2 | 30.2 | 26.8 | 20.5 | 13 | 6.2 |
Min °F | 21.1 | 24.8 | 35.1 | 44.4 | 53.7 | 62.6 | 66.3 | 64.1 | 57.7 | 45.6 | 37 | 26.7 |
Max °F | 29.7 | 34.2 | 45.1 | 55.8 | 65.1 | 73.9 | 77.2 | 75.2 | 68.9 | 57.2 | 46.2 | 34.9 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 9 | 8.4 | 8.6 | 10 | 12.7 | 17.1 | 21.8 | 23.8 | 22.1 | 17.5 | 13.5 | 10.7 |
°F | 48.3 | 47 | 47.5 | 49.9 | 54.8 | 62.8 | 71.2 | 74.9 | 71.8 | 63.6 | 56.3 | 51.2 |
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 | 11 | 11 | 12 | 13 | 16 | 16 |
mph | 10 | 10 | 11 | 11 | 9 | 8 | 7 | 7 | 7 | 8 | 10 | 10 |
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% | 72% | 68% | 65% | 67% | 68% | 71% | 73% | 73% | 70% | 72% | 75% |
Hottest month: | July | 30.9°C 87.6°F |
---|---|---|
Driest month: | January | 69mm 2.7ins |
Sunniest month: | June | 11hrs |
Coldest month: | January | 3.2°C 37.8°F |
Wettest month: | May | 142mm 5.6ins |
Warmest sea: | August | 23.8°C 74.8°F |