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Roanoke Weather by Month

Average temperatures, rainfall and humidity for Roanoke, United States, month by month, built from OpenWeather's historical records. Use it to see what a typical Roanoke month looks like before you travel — then check the live Roanoke forecast for the days ahead.

Warmest month

July

31°C average high

Coolest month

January

0°C average low

Wettest month

December

196 mm of rain

Driest month

November

59 mm of rain

Average temperature and rainfall in Roanoke by month

Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.

MonthAvg highAvg lowRecord low / highRainfallHumidityWind
January9°C0°C-15°C / 25°C
154 mm
67%10 km/h
February13°C2°C-21°C / 27°C
66 mm
65%11 km/h
March17°C5°C-10°C / 30°C
61 mm
60%12 km/h
April22°C10°C-2°C / 31°C
78 mm
62%11 km/h
May25°C14°C1°C / 34°C
86 mm
72%10 km/h
June29°C18°C-2°C / 36°C
167 mm
73%9 km/h
July31°C20°C12°C / 38°C
77 mm
76%8 km/h
August29°C19°C5°C / 35°C
102 mm
79%8 km/h
September27°C17°C6°C / 34°C
122 mm
79%9 km/h
October22°C11°C-4°C / 35°C
147 mm
74%9 km/h
November15°C4°C-12°C / 28°C
59 mm
67%10 km/h
December12°C2°C-15°C / 23°C
196 mm
71%9 km/h

Best time to visit Roanoke

The most comfortable time to visit Roanoke is generally April to May and September, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around December, totalling about 1315 mm a year.

Travellers who prefer heat should aim for July, when highs average 31°C. December is the month to avoid if rain would spoil your plans — it averages 196 mm, roughly 3× the rainfall of November.

Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Roanoke forecast for what is happening now.