The bar chart below shows the average monthly peak daytime temperatures at Rolla
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 3.7 | 6.5 | 12.8 | 19.3 | 23.5 | 28.1 | 31.1 | 30.1 | 25.7 | 20.1 | 12.6 | 6.2 |
°F | 38.6 | 43.7 | 55 | 66.8 | 74.4 | 82.6 | 88 | 86.1 | 78.3 | 68.2 | 54.6 | 43.1 |
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 | 48 | 56 | 88 | 101 | 127 | 102 | 101 | 96 | 93 | 87 | 89 | 76 |
inches | 1.9 | 2.2 | 3.5 | 4 | 5 | 4 | 4 | 3.8 | 3.7 | 3.4 | 3.5 | 3 |
Rainy days | 8 | 9 | 11 | 11 | 11 | 9 | 8 | 8 | 9 | 9 | 9 | 10 |
Average annual rainfall in Rolla: 1010.867mm (398 inches)
The bar chart below shows the average daily sunshine hours in Rolla
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 5.8 | 6.1 | 7.1 | 8.3 | 9.6 | 10.6 | 10.8 | 9.9 | 8.4 | 7.9 | 5.7 | 5.1 |
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 | -7 | -4.6 | 1.4 | 7.6 | 12.4 | 17.3 | 19.8 | 18.7 | 14.8 | 8.4 | 2.4 | -3.6 |
Max °C | 4 | 6.8 | 13.1 | 19.6 | 23.8 | 28.4 | 31.4 | 30.4 | 26 | 20.4 | 12.8 | 6.4 |
Min °F | 19.5 | 23.8 | 34.4 | 45.7 | 54.3 | 63.1 | 67.6 | 65.6 | 58.6 | 47.1 | 36.3 | 25.5 |
Max °F | 29.3 | 34 | 45 | 56.5 | 64.6 | 73 | 78.1 | 76.1 | 68.7 | 57.9 | 45.7 | 34.5 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 11.4 | 11 | 11.6 | 13.2 | 15.5 | 18.1 | 20.8 | 23.2 | 21.9 | 18.2 | 15 | 12.8 |
°F | 52.5 | 51.8 | 53 | 55.7 | 59.8 | 64.6 | 69.4 | 73.8 | 71.5 | 64.7 | 59 | 55.1 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 18 | 19 | 21 | 19 | 16 | 15 | 14 | 13 | 14 | 16 | 18 | 18 |
mph | 11 | 12 | 13 | 12 | 10 | 9 | 9 | 8 | 9 | 10 | 11 | 11 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
70% | 71% | 66% | 64% | 70% | 70% | 70% | 71% | 72% | 69% | 71% | 73% |
Hottest month: | July | 31.1°C 88°F |
---|---|---|
Driest month: | January | 48mm 1.9ins |
Sunniest month: | July | 10.8hrs |
Coldest month: | January | 3.7°C 38.7°F |
Wettest month: | May | 127mm 5ins |
Warmest sea: | August | 23.2°C 73.8°F |