The bar chart below shows the average monthly peak daytime temperatures at Storm Lake
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | -4.3 | -1.3 | 5.6 | 14.4 | 21.3 | 26.5 | 28.8 | 27.2 | 22.6 | 16.5 | 6.8 | -1.9 |
°F | 24.3 | 29.7 | 42 | 58 | 70.4 | 79.7 | 83.8 | 80.9 | 72.7 | 61.7 | 44.3 | 28.6 |
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 | 15 | 17 | 50 | 75 | 103 | 119 | 106 | 107 | 89 | 56 | 33 | 20 |
inches | 0.6 | 0.7 | 2 | 3 | 4 | 4.7 | 4.2 | 4.2 | 3.5 | 2.2 | 1.3 | 0.8 |
Rainy days | 7 | 7 | 9 | 10 | 12 | 11 | 10 | 9 | 9 | 7 | 7 | 8 |
Average annual rainfall in Storm Lake: 736.933mm (290.1 inches)
The bar chart below shows the average daily sunshine hours in Storm Lake
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 5.9 | 6.4 | 7.3 | 8.2 | 9.5 | 11.1 | 11.5 | 10.2 | 8.5 | 7.2 | 5.1 | 4.7 |
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 | -15.2 | -12.6 | -5.9 | 0.9 | 7.6 | 13.2 | 15.9 | 14.3 | 9.1 | 3 | -4.3 | -12.2 |
Max °C | -4 | -1 | 5.9 | 14.8 | 21.7 | 26.8 | 29.1 | 27.5 | 23 | 16.9 | 7.1 | -1.7 |
Min °F | 4.6 | 9.3 | 21.5 | 33.5 | 45.6 | 55.8 | 60.6 | 57.7 | 48.3 | 37.3 | 24.3 | 10.1 |
Max °F | 14.7 | 19.8 | 32 | 46 | 58.3 | 68 | 72.5 | 69.6 | 60.8 | 49.8 | 34.5 | 19.6 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 8.6 | 8.4 | 8.9 | 9.9 | 11.6 | 13.8 | 16.4 | 19.1 | 18 | 14.6 | 11.6 | 9.7 |
°F | 47.6 | 47.1 | 47.9 | 49.9 | 52.9 | 56.9 | 61.6 | 66.4 | 64.4 | 58.3 | 52.9 | 49.4 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 19 | 19 | 22 | 22 | 19 | 18 | 16 | 16 | 17 | 18 | 19 | 19 |
mph | 12 | 12 | 14 | 14 | 12 | 11 | 10 | 10 | 10 | 11 | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|
72% | 72% | 69% | 63% | 63% | 66% | 68% | 71% | 72% | 67% | 72% | 76% |
Hottest month: | July | 28.8°C 83.8°F |
---|---|---|
Driest month: | January | 15mm 0.6ins |
Sunniest month: | July | 11.5hrs |
Coldest month: | January | -4.3°C 24.3°F |
Wettest month: | June | 119mm 4.7ins |
Warmest sea: | August | 19.1°C 66.4°F |