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 | 1.6 | 3.4 | 10 | 16.2 | 21.9 | 26.3 | 28.2 | 27.3 | 23.8 | 17.4 | 10.8 | 4.3 |
°F | 34.8 | 38.1 | 50 | 61.1 | 71.5 | 79.3 | 82.7 | 81.1 | 74.8 | 63.3 | 51.5 | 39.8 |
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 | 67 | 64 | 90 | 87 | 102 | 99 | 107 | 91 | 79 | 66 | 78 | 77 |
inches | 2.6 | 2.5 | 3.6 | 3.4 | 4 | 3.9 | 4.2 | 3.6 | 3.1 | 2.6 | 3.1 | 3 |
Rainy days | 16 | 14 | 16 | 14 | 13 | 12 | 11 | 10 | 10 | 11 | 13 | 17 |
Average annual rainfall in Washington: 966.5mm (380.5 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 | 3.3 | 4.2 | 5.4 | 6.5 | 7.5 | 8.5 | 8.5 | 7.7 | 6.9 | 5.8 | 3.5 | 2.6 |
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 | -7.4 | -6.4 | -1.3 | 3.5 | 8.8 | 13.4 | 16 | 15.3 | 11.6 | 5.3 | 1 | -4.2 |
Max °C | 1.8 | 3.6 | 10.3 | 16.5 | 22.3 | 26.6 | 28.5 | 27.6 | 24.1 | 17.7 | 11.1 | 4.6 |
Min °F | 18.7 | 20.5 | 29.7 | 38.3 | 47.8 | 56.1 | 60.7 | 59.5 | 52.8 | 41.5 | 33.7 | 24.5 |
Max °F | 27 | 29.5 | 40.1 | 50 | 59.9 | 68 | 72 | 70.5 | 64 | 52.7 | 42.8 | 32.4 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 3.2 | 2.3 | 2.4 | 4.7 | 10.1 | 17.3 | 22.4 | 23.3 | 21 | 15.8 | 10.4 | 5.8 |
°F | 37.8 | 36.1 | 36.3 | 40.5 | 50.2 | 63.1 | 72.3 | 73.9 | 69.8 | 60.5 | 50.7 | 42.4 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 17 | 17 | 17 | 17 | 14 | 13 | 12 | 11 | 12 | 14 | 16 | 17 |
mph | 11 | 11 | 11 | 10 | 9 | 8 | 7 | 7 | 7 | 9 | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|
71% | 68% | 65% | 62% | 65% | 68% | 71% | 73% | 74% | 70% | 71% | 73% |
Hottest month: | July | 28.2°C 82.8°F |
---|---|---|
Driest month: | February | 64mm 2.5ins |
Sunniest month: | July | 8.5hrs |
Coldest month: | January | 1.6°C 34.9°F |
Wettest month: | July | 107mm 4.2ins |
Warmest sea: | August | 23.3°C 73.9°F |