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Huntsville Weather by Month
Average temperatures, rainfall and humidity for Huntsville, United States, month by month, built from OpenWeather’s historical records. Use it to see what a typical Huntsville month looks like before you travel — then check the live Huntsville forecast for the days ahead.
Warmest month
July
31°C average high
Coolest month
January
1°C average low
Wettest month
December
96 mm of rain
Driest month
November
49 mm of rain
Average temperature and rainfall in Huntsville 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 | 11°C | 1°C | -15°C / 25°C | 73 mm | 73% | 12 km/h |
| February | 14°C | 4°C | -14°C / 28°C | 90 mm | 73% | 13 km/h |
| March | 19°C | 7°C | -9°C / 29°C | 85 mm | 67% | 13 km/h |
| April | 23°C | 11°C | -1°C / 30°C | 90 mm | 67% | 12 km/h |
| May | 26°C | 16°C | 4°C / 33°C | 70 mm | 73% | 10 km/h |
| June | 30°C | 20°C | 11°C / 36°C | 75 mm | 75% | 9 km/h |
| July | 31°C | 22°C | 13°C / 36°C | 85 mm | 78% | 8 km/h |
| August | 31°C | 21°C | 13°C / 37°C | 73 mm | 78% | 8 km/h |
| September | 29°C | 18°C | 8°C / 36°C | 75 mm | 75% | 9 km/h |
| October | 23°C | 12°C | -4°C / 36°C | 89 mm | 73% | 9 km/h |
| November | 17°C | 6°C | -10°C / 30°C | 49 mm | 71% | 10 km/h |
| December | 13°C | 4°C | -16°C / 25°C | 96 mm | 76% | 12 km/h |
Best time to visit Huntsville
The most comfortable time to visit Huntsville is generally April to May and October, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around December, totalling about 950 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 96 mm, roughly 2× the rainfall of the driest month (November).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Huntsville forecast for what is happening now.
Weather across United States right now
- Atlanta30°C
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- Denver28°C
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- Indianapolis29°C
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- San Francisco15°C
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- Seattle18°C
- St. Louis32°C
- Tampa27°C
- Washington24°C
