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 | 11.4 | 14.1 | 18.8 | 23.3 | 27.3 | 30.5 | 32 | 31.4 | 28.7 | 23.6 | 18.6 | 13.4 |
°F | 52.5 | 57.4 | 65.9 | 73.9 | 81.2 | 86.9 | 89.5 | 88.5 | 83.7 | 74.5 | 65.4 | 56 |
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 | 130 | 114 | 127 | 99 | 103 | 101 | 119 | 93 | 80 | 78 | 80 | 106 |
inches | 5.1 | 4.5 | 5 | 3.9 | 4.1 | 4 | 4.7 | 3.7 | 3.1 | 3.1 | 3.1 | 4.2 |
Rainy days | 11 | 9 | 10 | 8 | 9 | 9 | 11 | 10 | 8 | 6 | 8 | 10 |
Average annual rainfall in Washington: 1181.6mm (465.2 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 | 5.9 | 7 | 8.4 | 8.9 | 9.3 | 8.9 | 8.6 | 7.8 | 7.5 | 5.6 | 4.7 |
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 | -0.3 | 1.2 | 5.3 | 9.2 | 13.6 | 17.8 | 20.2 | 19.7 | 16.4 | 9.9 | 5.1 | 1.4 |
Max °C | 11.7 | 14.4 | 19.2 | 23.7 | 27.7 | 30.8 | 32.3 | 31.7 | 29 | 24 | 18.9 | 13.7 |
Min °F | 31.6 | 34.2 | 41.5 | 48.5 | 56.4 | 64 | 68.3 | 67.5 | 61.5 | 49.7 | 41.2 | 34.4 |
Max °F | 42.3 | 46 | 54 | 61.5 | 69.1 | 75.7 | 79.2 | 78.3 | 72.9 | 62.4 | 53.6 | 45.5 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 16 | 15.2 | 15.3 | 17 | 20.7 | 24.7 | 27.1 | 27.5 | 26.3 | 23.2 | 19.9 | 17.6 |
°F | 60.7 | 59.4 | 59.5 | 62.6 | 69.2 | 76.4 | 80.7 | 81.5 | 79.4 | 73.8 | 67.8 | 63.6 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 13 | 14 | 14 | 14 | 12 | 11 | 10 | 10 | 10 | 11 | 12 | 13 |
mph | 8 | 9 | 9 | 9 | 7 | 7 | 7 | 6 | 7 | 7 | 7 | 8 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
69% | 65% | 64% | 64% | 70% | 71% | 74% | 77% | 76% | 72% | 70% | 70% |
Hottest month: | July | 32°C 89.6°F |
---|---|---|
Driest month: | October | 78mm 3.1ins |
Sunniest month: | June | 9.3hrs |
Coldest month: | January | 11.4°C 52.5°F |
Wettest month: | January | 130mm 5.1ins |
Warmest sea: | August | 27.5°C 81.5°F |