The bar chart below shows the average monthly peak daytime temperatures at Den Helder
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 4.5 | 4.7 | 7.1 | 10.3 | 14.5 | 17.3 | 19.2 | 19.6 | 17.4 | 13.9 | 9.1 | 6 |
°F | 40.2 | 40.5 | 44.8 | 50.5 | 58.1 | 63.2 | 66.5 | 67.3 | 63.3 | 57 | 48.4 | 42.9 |
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 | 41 | 52 | 43 | 43 | 48 | 66 | 67 | 83 | 84 | 93 | 78 |
inches | 2.5 | 1.6 | 2 | 1.7 | 1.7 | 1.9 | 2.6 | 2.6 | 3.3 | 3.3 | 3.6 | 3.1 |
Rainy days | 20 | 14 | 18 | 14 | 14 | 13 | 14 | 15 | 16 | 18 | 21 | 20 |
Average annual rainfall in Den Helder: 817.367mm (321.8 inches)
The bar chart below shows the average daily sunshine hours in Den Helder
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 1.7 | 3 | 4.2 | 6 | 7.8 | 7.8 | 7.2 | 7 | 5.1 | 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 | 0.4 | 0.4 | 2 | 4.2 | 8 | 10.9 | 13.1 | 13.3 | 11.3 | 8.2 | 4.4 | 1.9 |
Max °C | 4.7 | 4.9 | 7.3 | 10.4 | 14.7 | 17.5 | 19.3 | 19.8 | 17.6 | 14 | 9.3 | 6.2 |
Min °F | 32.6 | 32.6 | 35.5 | 39.6 | 46.3 | 51.6 | 55.6 | 55.9 | 52.3 | 46.8 | 39.8 | 35.3 |
Max °F | 36.5 | 36.7 | 40.3 | 45.1 | 52.3 | 57.6 | 61.2 | 61.7 | 57.9 | 52 | 44.2 | 39.2 |
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 | 24 | 24 | 24 | 23 | 20 | 19 | 19 | 19 | 19 | 20 | 24 | 24 |
mph | 15 | 15 | 15 | 14 | 13 | 12 | 12 | 12 | 12 | 12 | 15 | 15 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
88% | 87% | 85% | 82% | 81% | 81% | 81% | 81% | 81% | 84% | 85% | 88% |
Hottest month: | August | 19.6°C 67.3°F |
---|---|---|
Driest month: | February | 41mm 1.6ins |
Sunniest month: | May | 7.8hrs |
Coldest month: | January | 4.5°C 40.1°F |
Wettest month: | November | 93mm 3.7ins |
Warmest sea: | August | 18.1°C 64.6°F |