The bar chart below shows the average monthly peak daytime temperatures at Kollumerzwaag
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 4 | 4.6 | 7.6 | 11 | 15.9 | 18.4 | 20 | 20.5 | 17.6 | 13.4 | 8.5 | 5.4 |
°F | 39.2 | 40.3 | 45.7 | 51.9 | 60.6 | 65.2 | 68 | 68.9 | 63.6 | 56.1 | 47.2 | 41.8 |
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 | 71 | 46 | 59 | 49 | 55 | 65 | 79 | 72 | 78 | 80 | 88 | 80 |
inches | 2.8 | 1.8 | 2.3 | 1.9 | 2.2 | 2.6 | 3.1 | 2.8 | 3.1 | 3.1 | 3.5 | 3.1 |
Rainy days | 20 | 13 | 17 | 14 | 15 | 14 | 16 | 15 | 17 | 17 | 20 | 20 |
Average annual rainfall in Kollumerzwaag: 879.233mm (346.2 inches)
The bar chart below shows the average daily sunshine hours in Kollumerzwaag
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 1.5 | 2.7 | 3.8 | 5.6 | 7.1 | 7.2 | 6.6 | 6.6 | 4.8 | 3.4 | 2 | 1.3 |
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 | -0.7 | -0.8 | 1 | 2.8 | 6.7 | 9.8 | 11.6 | 11.5 | 9.5 | 6.5 | 3 | 0.9 |
Max °C | 4.1 | 4.8 | 7.8 | 11.3 | 16.1 | 18.7 | 20.2 | 20.7 | 17.8 | 13.6 | 8.6 | 5.6 |
Min °F | 30.7 | 30.7 | 33.8 | 37 | 44.1 | 49.6 | 52.9 | 52.7 | 49 | 43.6 | 37.4 | 33.5 |
Max °F | 35.1 | 35.6 | 39.9 | 44.6 | 52.5 | 57.6 | 60.6 | 61 | 56.5 | 50 | 42.4 | 37.8 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 5.9 | 4.7 | 5 | 7.2 | 10.7 | 14.2 | 16.9 | 18.2 | 17 | 14.5 | 11.3 | 8.3 |
°F | 42.7 | 40.4 | 41 | 45 | 51.2 | 57.5 | 62.3 | 64.7 | 62.6 | 58.1 | 52.4 | 46.9 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 20 | 20 | 20 | 18 | 17 | 15 | 15 | 15 | 17 | 17 | 20 | 20 |
mph | 13 | 13 | 13 | 11 | 10 | 9 | 9 | 9 | 10 | 10 | 13 | 13 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
91% | 88% | 86% | 82% | 80% | 80% | 81% | 81% | 85% | 88% | 90% | 91% |
Hottest month: | August | 20.5°C 68.9°F |
---|---|---|
Driest month: | February | 46mm 1.8ins |
Sunniest month: | May | 7.1hrs |
Coldest month: | January | 4°C 39.2°F |
Wettest month: | November | 88mm 3.5ins |
Warmest sea: | August | 18.2°C 64.8°F |