The bar chart below shows the average monthly peak daytime temperatures at Dortmund
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 3.8 | 5.1 | 8.5 | 12.7 | 17.5 | 20.3 | 21.9 | 22 | 18.7 | 14.1 | 8.1 | 4.8 |
°F | 38.9 | 41.2 | 47.4 | 54.9 | 63.5 | 68.6 | 71.5 | 71.6 | 65.7 | 57.4 | 46.5 | 40.6 |
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 | 64 | 50 | 57 | 58 | 64 | 80 | 83 | 75 | 65 | 57 | 70 | 74 |
inches | 2.5 | 2 | 2.3 | 2.3 | 2.5 | 3.1 | 3.3 | 2.9 | 2.5 | 2.2 | 2.7 | 2.9 |
Rainy days | 18 | 13 | 16 | 15 | 15 | 16 | 15 | 14 | 15 | 14 | 17 | 18 |
Average annual rainfall in Dortmund: 854mm (336.2 inches)
The bar chart below shows the average daily sunshine hours in Dortmund
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 1.5 | 2.9 | 3.7 | 5.4 | 6.8 | 6.7 | 6.7 | 6.6 | 4.9 | 3.8 | 2 | 1.4 |
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 | -0.6 | -0.3 | 1.9 | 4.3 | 8.3 | 11.3 | 12.9 | 12.8 | 10.5 | 7.4 | 3.2 | 0.7 |
Max °C | 4 | 5.3 | 8.7 | 12.9 | 17.7 | 20.6 | 22.2 | 22.2 | 18.9 | 14.3 | 8.2 | 4.9 |
Min °F | 31 | 31.6 | 35.4 | 39.7 | 46.9 | 52.3 | 55.1 | 55 | 50.9 | 45.2 | 37.8 | 33.3 |
Max °F | 35.1 | 36.5 | 41.5 | 47.5 | 55.4 | 60.6 | 63.5 | 63.5 | 58.5 | 51.4 | 42.3 | 37 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 6.8 | 5.7 | 6.1 | 8.5 | 12.1 | 15.7 | 18.4 | 19.5 | 18 | 15.3 | 12.1 | 8.9 |
°F | 44.2 | 42.2 | 43 | 47.2 | 53.8 | 60.3 | 65.1 | 67 | 64.4 | 59.6 | 53.7 | 48 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 15 | 14 | 14 | 13 | 11 | 11 | 10 | 10 | 11 | 12 | 13 | 14 |
mph | 9 | 9 | 9 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 9 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
90% | 84% | 79% | 73% | 71% | 74% | 74% | 74% | 80% | 84% | 88% | 90% |
Hottest month: | July | 21.9°C 71.4°F |
---|---|---|
Driest month: | February | 50mm 2ins |
Sunniest month: | August | 6.6hrs |
Coldest month: | January | 3.8°C 38.8°F |
Wettest month: | July | 83mm 3.3ins |
Warmest sea: | August | 19.5°C 67.1°F |