The bar chart below shows the average monthly peak daytime temperatures at Custer
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 0.1 | 2.4 | 6.3 | 12.5 | 18.3 | 23.9 | 28.3 | 27.3 | 21.5 | 15.1 | 6.3 | 1.1 |
°F | 32.3 | 36.3 | 43.3 | 54.5 | 64.9 | 75 | 83 | 81.2 | 70.6 | 59.2 | 43.4 | 34 |
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 | 10 | 14 | 23 | 45 | 76 | 75 | 59 | 42 | 32 | 24 | 14 | 12 |
inches | 0.4 | 0.5 | 0.9 | 1.8 | 3 | 3 | 2.3 | 1.6 | 1.3 | 1 | 0.6 | 0.5 |
Rainy days | 8 | 8 | 10 | 10 | 12 | 12 | 10 | 9 | 8 | 6 | 7 | 8 |
Average annual rainfall in Custer: 366.567mm (144.3 inches)
The bar chart below shows the average daily sunshine hours in Custer
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 6.1 | 7.1 | 8.1 | 8.8 | 9.3 | 10.9 | 11.4 | 10.8 | 9.2 | 7.8 | 5.8 | 5.7 |
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 | -12.5 | -10.5 | -7 | -1.7 | 4 | 9 | 12.7 | 11.3 | 5.6 | -0.1 | -6.5 | -11.4 |
Max °C | 0.5 | 2.7 | 6.6 | 12.9 | 18.6 | 24.3 | 28.7 | 27.7 | 21.9 | 15.5 | 6.7 | 1.4 |
Min °F | 9.6 | 13.1 | 19.4 | 29 | 39.2 | 48.1 | 54.9 | 52.3 | 42 | 31.8 | 20.4 | 11.5 |
Max °F | 21.2 | 25 | 31.6 | 42.1 | 52.3 | 61.9 | 69.3 | 67.1 | 56.7 | 45.9 | 32.2 | 23 |
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 | 8.7 | 9.5 | 10.8 | 12.7 | 15 | 17.1 | 16.3 | 13.6 | 11.1 | 9.4 |
°F | 47.5 | 47.2 | 47.7 | 49 | 51.4 | 54.8 | 59 | 62.8 | 61.3 | 56.5 | 52 | 49 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 21 | 20 | 22 | 22 | 21 | 18 | 17 | 17 | 18 | 19 | 19 | 20 |
mph | 13 | 13 | 14 | 14 | 13 | 11 | 11 | 11 | 11 | 12 | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|
63% | 64% | 63% | 58% | 60% | 61% | 56% | 54% | 55% | 56% | 62% | 65% |
Hottest month: | July | 28.3°C 82.9°F |
---|---|---|
Driest month: | January | 10mm 0.4ins |
Sunniest month: | August | 10.8hrs |
Coldest month: | January | 0.1°C 32.2°F |
Wettest month: | May | 76mm 3ins |
Warmest sea: | August | 17.1°C 62.8°F |