The bar chart below shows the average monthly peak daytime temperatures at Roanoke
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 6.5 | 8.4 | 14 | 19.4 | 24.1 | 27.9 | 29.9 | 29.3 | 25.6 | 20 | 14.3 | 8.6 |
°F | 43.7 | 47.2 | 57.2 | 66.9 | 75.4 | 82.3 | 85.8 | 84.7 | 78.1 | 68 | 57.8 | 47.4 |
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 | 70 | 78 | 92 | 85 | 100 | 85 | 105 | 103 | 92 | 96 | 80 | 76 |
inches | 2.8 | 3.1 | 3.6 | 3.4 | 3.9 | 3.3 | 4.1 | 4.1 | 3.6 | 3.8 | 3.2 | 3 |
Rainy days | 10 | 9 | 11 | 10 | 12 | 10 | 12 | 11 | 8 | 8 | 9 | 9 |
Average annual rainfall in Roanoke: 1017.633mm (400.6 inches)
The bar chart below shows the average daily sunshine hours in Roanoke
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 5.5 | 6.1 | 7.3 | 8.2 | 8.8 | 9.5 | 8.9 | 8.4 | 7.7 | 7.2 | 5.8 | 5.2 |
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 | -3.8 | -2.5 | 2.1 | 6.5 | 11.2 | 15.6 | 18.1 | 17.7 | 13.7 | 7.1 | 2.8 | -1.6 |
Max °C | 6.8 | 8.7 | 14.3 | 19.7 | 24.4 | 28.3 | 30.2 | 29.6 | 25.9 | 20.3 | 14.6 | 8.8 |
Min °F | 25.3 | 27.5 | 35.8 | 43.7 | 52.2 | 60 | 64.5 | 63.8 | 56.7 | 44.8 | 37 | 29.1 |
Max °F | 34.7 | 37.6 | 46.8 | 55.6 | 64 | 71.4 | 75.4 | 74.5 | 67.6 | 56.7 | 47.7 | 38.5 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 10.9 | 10.1 | 10.2 | 11.9 | 15.9 | 21.2 | 24.8 | 25.5 | 23.9 | 20 | 15.9 | 12.9 |
°F | 51.6 | 50.1 | 50.3 | 53.4 | 60.6 | 70.1 | 76.7 | 77.9 | 74.9 | 67.9 | 60.6 | 55.1 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 14 | 14 | 16 | 15 | 12 | 11 | 10 | 10 | 10 | 11 | 13 | 14 |
mph | 9 | 9 | 10 | 9 | 8 | 7 | 7 | 6 | 6 | 7 | 8 | 9 |
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% | 61% | 59% | 57% | 67% | 70% | 73% | 75% | 74% | 69% | 66% | 66% |
Hottest month: | July | 29.9°C 85.8°F |
---|---|---|
Driest month: | January | 70mm 2.8ins |
Sunniest month: | June | 9.5hrs |
Coldest month: | January | 6.5°C 43.7°F |
Wettest month: | July | 105mm 4.1ins |
Warmest sea: | August | 25.5°C 77.9°F |