Thermograph

Huntsville, Alabama, United States climate

Average temperatures, precipitation and all-time records for Huntsville, Alabama, United States, with every day graded against ~46 years of local climate history (1980–2026). Its warmest month is July, averaging a high of 89°F, and its coldest is January, with an average low of 33°F.

Huntsville is the most populous city in the U.S. state of Alabama. The population was 215,006 at the 2020 census, making it the 100th-most populous city in the U.S., while the Huntsville metropolitan area has an estimated 542,000 residents and is the second-most populous metropolitan area in the sta… via Wikipedia

Huntsville average temperatures by month

Typical daily high and low, and average precipitation, for each month in Huntsville, Alabama, United States, based on 1980–2026 records. The wettest month is January (0.20 in on an average day).

MonthAvg highAvg lowAvg precip
January 49°F 33°F 0.20 in
February 56°F 37°F 0.20 in
March 64°F 44°F 0.20 in
April 72°F 51°F 0.20 in
May 79°F 60°F 0.10 in
June 86°F 68°F 0.10 in
July 89°F 72°F 0.10 in
August 88°F 70°F 0.10 in
September 84°F 64°F 0.10 in
October 73°F 53°F 0.10 in
November 62°F 43°F 0.10 in
December 53°F 37°F 0.20 in

Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -10°F to 115°F scale, so the whole year's rhythm reads at a glance.

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Record extremes

  • Hottest day on record: 102°F on 2012-06-29
  • Coldest day on record: -15°F on 1985-01-21

All Huntsville weather records →

Percentiles compare each day to Huntsville, Alabama, United States's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →