The bar chart below shows the average monthly peak daytime temperatures at Haarlem
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 4.8 | 5.2 | 8 | 11.1 | 15.5 | 18.2 | 20 | 20.4 | 17.7 | 13.9 | 9.1 | 6.3 |
°F | 40.6 | 41.4 | 46.4 | 52 | 59.9 | 64.8 | 67.9 | 68.7 | 63.9 | 57 | 48.3 | 43.3 |
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 | 45 | 57 | 47 | 49 | 56 | 70 | 73 | 80 | 88 | 93 | 80 |
inches | 2.6 | 1.8 | 2.2 | 1.8 | 1.9 | 2.2 | 2.7 | 2.9 | 3.1 | 3.4 | 3.7 | 3.2 |
Rainy days | 19 | 12 | 18 | 13 | 14 | 13 | 14 | 14 | 16 | 17 | 20 | 19 |
Average annual rainfall in Haarlem: 858.6mm (338 inches)
The bar chart below shows the average daily sunshine hours in Haarlem
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 1.7 | 3 | 4 | 5.9 | 7.5 | 7.6 | 7.2 | 6.9 | 5 | 3.6 | 2.1 | 1.5 |
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 | 0.1 | 1.9 | 3.9 | 7.5 | 10.6 | 12.7 | 12.7 | 10.5 | 7.6 | 4 | 1.8 |
Max °C | 4.9 | 5.4 | 8.2 | 11.3 | 15.7 | 18.4 | 20.2 | 20.6 | 17.9 | 14.1 | 9.2 | 6.4 |
Min °F | 32.5 | 32.1 | 35.3 | 39 | 45.5 | 51.1 | 54.8 | 54.8 | 50.9 | 45.6 | 39.2 | 35.2 |
Max °F | 36.7 | 36.9 | 41 | 45.7 | 52.9 | 58.1 | 61.5 | 61.9 | 57.6 | 51.4 | 43.9 | 39.4 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 7.1 | 5.9 | 6.1 | 8.1 | 11 | 14 | 16.5 | 18.1 | 17.4 | 15.2 | 12.1 | 9.1 |
°F | 44.7 | 42.6 | 43 | 46.5 | 51.7 | 57.1 | 61.8 | 64.6 | 63.3 | 59.4 | 53.8 | 48.5 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 22 | 22 | 22 | 19 | 18 | 17 | 17 | 17 | 17 | 18 | 22 | 22 |
mph | 14 | 14 | 14 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 14 | 14 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
89% | 86% | 84% | 80% | 79% | 80% | 81% | 81% | 83% | 85% | 87% | 89% |
Hottest month: | August | 20.4°C 68.7°F |
---|---|---|
Driest month: | February | 45mm 1.8ins |
Sunniest month: | May | 7.5hrs |
Coldest month: | January | 4.8°C 40.6°F |
Wettest month: | November | 93mm 3.7ins |
Warmest sea: | August | 18.1°C 64.6°F |