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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.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 9°C | 0°C | -15°C / 25°C | 154 mm | 67% | 10 km/h |
| February | 13°C | 2°C | -21°C / 27°C | 66 mm | 65% | 11 km/h |
| March | 17°C | 5°C | -10°C / 30°C | 61 mm | 60% | 12 km/h |
| April | 22°C | 10°C | -2°C / 31°C | 78 mm | 62% | 11 km/h |
| May | 25°C | 14°C | 1°C / 34°C | 86 mm | 72% | 10 km/h |
| June | 29°C | 18°C | -2°C / 36°C | 167 mm | 73% | 9 km/h |
| July | 31°C | 20°C | 12°C / 38°C | 77 mm | 76% | 8 km/h |
| August | 29°C | 19°C | 5°C / 35°C | 102 mm | 79% | 8 km/h |
| September | 27°C | 17°C | 6°C / 34°C | 122 mm | 79% | 9 km/h |
| October | 22°C | 11°C | -4°C / 35°C | 147 mm | 74% | 9 km/h |
| November | 15°C | 4°C | -12°C / 28°C | 59 mm | 67% | 10 km/h |
| December | 12°C | 2°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.