Huntsville month by month
Plan your visit to Huntsville by month. Compare weather, crowds, events, and prices across all twelve months with historical climate data.
- January
- High
- 10°C
- Low
- 0°C
- Rain
- 131 mm
January is Huntsville's coldest month, and you should know that upfront. Average highs hover around 9.6°C (49°F) with lows dipping to -0.1°C (32°F), and the city gets about 131mm…
- February
- High
- 14°C
- Low
- 3°C
- Rain
- 141 mm
February in Huntsville is wet and gray. That's the headline. You'll see an average high around 13.7°C (57°F), but mornings tend to start near freezing at 2.9°C (37°F), and the city…
- March
- High
- 18°C
- Low
- 7°C
- Rain
- 187 mm
March is Huntsville's rainiest month. That's the single most important thing to know before booking. The city collects roughly 187mm of rain across about 10 days, which is 46mm…
- April
- High
- 22°C
- Low
- 10°C
- Rain
- 128 mm
April in Huntsville sits right in the sweet spot of North Alabama spring, but you should know one thing before booking. This is peak severe weather season for the Tennessee Valley.…
- May
- High
- 26°C
- Low
- 16°C
- Rain
- 134 mm
May in Huntsville sits in that comfortable window between the stormy spring and the brutal Alabama summer. Daytime temperatures hover around 26°C (80°F), warm enough for outdoor…
- June
- High
- 31°C
- Low
- 20°C
- Rain
- 97 mm
June in Huntsville is hot, humid, and unapologetically Southern. That's the first thing you need to know. Daytime temperatures reach 30.5°C (87°F) with humidity around 71%, which…
- July
- High
- 32°C
- Low
- 22°C
- Rain
- 134 mm
July in Huntsville is hot, full stop. Daytime highs average 32°C (89°F) with 75% humidity, and that combination pushes the heat index past 38°C (100°F) on most afternoons. The air…
- August
- High
- 31°C
- Low
- 21°C
- Rain
- 124 mm
August in Huntsville means heat. Daytime temperatures average 31°C (88°F), and the humidity sits around 74%, the kind that fogs your sunglasses the moment you walk out of an…
- September
- High
- 28°C
- Low
- 18°C
- Rain
- 87 mm
September in Huntsville is when the Tennessee Valley's summer grip finally starts to loosen. Average highs drop to 28°C (83°F) from August's 31°C (88°F), and nights fall to a much…
- October
- High
- 23°C
- Low
- 12°C
- Rain
- 69 mm
October is the single best weather month in Huntsville, Alabama. The average high sits at 23.2°C (74°F), the average low drops to a comfortable 12.0°C (54°F), and rainfall reaches…
- November
- High
- 17°C
- Low
- 7°C
- Rain
- 78 mm
November in Huntsville is defined by one thing above all else. The Galaxy of Lights at the Huntsville Botanical Garden opens the weekend before Thanksgiving, and for families…
- December
- High
- 13°C
- Low
- 4°C
- Rain
- 101 mm
December in Huntsville, Alabama is defined by one thing above all else. The Galaxy of Lights at Huntsville Botanical Garden draws well over 100,000 visitors each season, and it…