The bar chart below shows the average monthly peak daytime temperatures at Mäntyharju
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | -6.5 | -5.6 | -0.2 | 6.2 | 14.7 | 19.7 | 21.2 | 18.9 | 12.9 | 6.8 | 0.6 | -3.8 |
°F | 20.3 | 21.9 | 31.7 | 43.2 | 58.5 | 67.4 | 70.1 | 66.1 | 55.2 | 44.2 | 33.2 | 25.2 |
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 | 41 | 30 | 33 | 33 | 38 | 51 | 73 | 86 | 66 | 60 | 56 | 49 |
inches | 1.6 | 1.2 | 1.3 | 1.3 | 1.5 | 2 | 2.9 | 3.4 | 2.6 | 2.4 | 2.2 | 1.9 |
Rainy days | 22 | 17 | 16 | 14 | 11 | 13 | 15 | 17 | 17 | 18 | 21 | 23 |
Average annual rainfall in Mäntyharju: 703.734mm (277.1 inches)
The bar chart below shows the average daily sunshine hours in Mäntyharju
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 0.6 | 1.7 | 3.5 | 5.5 | 8.6 | 4.8 | 4.1 | 6.5 | 4 | 2.3 | 0.8 | 0.4 |
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 | -12.9 | -12.4 | -8 | -2 | 4 | 9.1 | 11.4 | 10.3 | 5.8 | 1.5 | -3.8 | -9.6 |
Max °C | -6.4 | -5.5 | 0 | 6.4 | 15 | 20 | 21.4 | 19.2 | 13.1 | 6.9 | 0.8 | -3.7 |
Min °F | 8.9 | 9.8 | 17.6 | 28.4 | 39.2 | 48.3 | 52.5 | 50.5 | 42.4 | 34.7 | 25.3 | 14.8 |
Max °F | 14.7 | 16 | 24.8 | 36 | 49.1 | 58.1 | 61.5 | 58.5 | 48.9 | 39.6 | 29.3 | 20.1 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 1.3 | 0.3 | 0.3 | 1.7 | 5.1 | 10.2 | 15.4 | 16.5 | 13.8 | 9.8 | 6.2 | 3.1 |
°F | 34.4 | 32.5 | 32.5 | 35 | 41.2 | 50.3 | 59.6 | 61.7 | 56.9 | 49.6 | 43.2 | 37.5 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 12 | 12 | 12 | 13 | 13 | 12 | 11 | 11 | 12 | 13 | 13 | 13 |
mph | 7 | 7 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 8 | 8 | 8 |
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% | 82% | 74% | 65% | 66% | 72% | 79% | 85% | 87% | 91% | 90% |
Hottest month: | July | 21.2°C 70.2°F |
---|---|---|
Driest month: | February | 30mm 1.2ins |
Sunniest month: | June | 4.8hrs |
Coldest month: | January | -6.5°C 20.3°F |
Wettest month: | August | 86mm 3.4ins |
Warmest sea: | August | 16.5°C 61.7°F |