The bar chart below shows the average monthly peak daytime temperatures at Gravelines
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 6.1 | 6.5 | 9.1 | 11.7 | 15.4 | 18.4 | 20.5 | 20.7 | 18.6 | 14.8 | 9.9 | 7.1 |
°F | 43 | 43.7 | 48.4 | 53 | 59.8 | 65.2 | 68.8 | 69.3 | 65.4 | 58.6 | 49.9 | 44.8 |
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 | 57 | 40 | 53 | 46 | 48 | 52 | 53 | 49 | 63 | 72 | 82 | 60 |
inches | 2.3 | 1.6 | 2.1 | 1.8 | 1.9 | 2 | 2.1 | 1.9 | 2.5 | 2.8 | 3.2 | 2.4 |
Rainy days | 18 | 14 | 16 | 15 | 15 | 13 | 13 | 13 | 15 | 17 | 19 | 17 |
Average annual rainfall in Gravelines: 727.7mm (286.5 inches)
The bar chart below shows the average daily sunshine hours in Gravelines
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 2 | 3.2 | 4.5 | 6 | 7.4 | 7.9 | 7.5 | 7.7 | 5.7 | 4.3 | 2.8 | 1.9 |
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 | 1.4 | 1.4 | 2.8 | 4.8 | 8 | 11 | 13 | 12.9 | 11.1 | 8.3 | 4.6 | 2.4 |
Max °C | 6.2 | 6.7 | 9.3 | 11.9 | 15.6 | 18.6 | 20.7 | 20.9 | 18.8 | 15 | 10.1 | 7.2 |
Min °F | 34.5 | 34.4 | 37 | 40.6 | 46.4 | 51.8 | 55.3 | 55.2 | 51.9 | 46.9 | 40.2 | 36.3 |
Max °F | 38.8 | 39.2 | 42.8 | 46.9 | 53.2 | 58.6 | 62.2 | 62.4 | 58.8 | 52.9 | 45.1 | 40.6 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 8.2 | 7.3 | 7.4 | 8.9 | 11.2 | 13.8 | 16.2 | 17.8 | 17.5 | 15.5 | 12.7 | 10 |
°F | 46.8 | 45.1 | 45.3 | 48.1 | 52.1 | 56.8 | 61.2 | 64.1 | 63.5 | 59.9 | 54.9 | 50 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 20 | 19 | 19 | 19 | 17 | 16 | 16 | 16 | 16 | 17 | 19 | 19 |
mph | 12 | 12 | 12 | 12 | 11 | 10 | 10 | 10 | 10 | 10 | 12 | 12 |
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% | 83% | 80% | 80% | 81% | 81% | 81% | 82% | 85% | 88% | 90% |
Hottest month: | August | 20.7°C 69.3°F |
---|---|---|
Driest month: | February | 40mm 1.6ins |
Sunniest month: | August | 7.7hrs |
Coldest month: | January | 6.1°C 43°F |
Wettest month: | November | 82mm 3.2ins |
Warmest sea: | August | 17.8°C 64°F |