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Monthly climate in Huntsville, Tennessee, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Huntsville features a humid subtropical climate (Cfa).Temperatures typically range between 4 °C (39 °F) and 25 °C (77 °F) through the year, but rarely can drop to -16 °C (4 °F) or can rise to as high as 35 °C (96 °F).The average annual precipitation amounts to about 1538 mm (60.6 inches) and receives 147 rainy days on the 1 mm (0.04 inches) threshold annually.Huntsville enjoys an average of 2959 hours of sunshine throughout the year, and daylight varies from 9 hours 41 minutes to 14 hours 35 minutes per day.

Monthly average temperatures in Huntsville, Tennessee, United States §

The warmest months in Huntsville are June, July and August, with daily mean temperatures ranging from 23 to 25 °C (73 - 77 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 7 °C (39 - 44 °F) throughout the day. On average each year, Huntsville experiences 119 days above 25 °C (77.0 °F) and 52 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Huntsville, Tennessee, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 22°C
(71°F)		 25°C
(77°F)		 28°C
(83°F)		 30°C
(86°F)		 32°C
(90°F)		 34°C
(94°F)		 34°C
(94°F)		 35°C
(96°F)		 35°C
(94°F)		 35°C
(95°F)		 26°C
(80°F)		 23°C
(73°F)
Mean maximum 19°C
(66°F)		 23°C
(73°F)		 25°C
(77°F)		 27°C
(82°F)		 30°C
(87°F)		 32°C
(89°F)		 34°C
(93°F)		 32°C
(90°F)		 31°C
(89°F)		 30°C
(86°F)		 23°C
(73°F)		 20°C
(68°F)
Average high 8°C
(47°F)		 12°C
(53°F)		 15°C
(60°F)		 20°C
(68°F)		 24°C
(76°F)		 27°C
(82°F)		 30°C
(86°F)		 29°C
(84°F)		 27°C
(81°F)		 22°C
(72°F)		 14°C
(57°F)		 11°C
(52°F)
Daily mean 4°C
(39°F)		 7°C
(44°F)		 10°C
(50°F)		 14°C
(57°F)		 20°C
(67°F)		 23°C
(73°F)		 25°C
(77°F)		 24°C
(75°F)		 22°C
(71°F)		 16°C
(61°F)		 8°C
(47°F)		 6°C
(43°F)
Average low -0°C
(32°F)		 2°C
(36°F)		 5°C
(42°F)		 9°C
(48°F)		 15°C
(59°F)		 18°C
(65°F)		 21°C
(70°F)		 20°C
(68°F)		 17°C
(63°F)		 11°C
(53°F)		 3°C
(38°F)		 2°C
(36°F)
Mean minimum -11°C
(12°F)		 -8°C
(17°F)		 -7°C
(21°F)		 -1°C
(30°F)		 5°C
(42°F)		 13°C
(56°F)		 16°C
(61°F)		 15°C
(60°F)		 10°C
(50°F)		 1°C
(34°F)		 -5°C
(23°F)		 -7°C
(19°F)
Minimum -16°C
(4°F)		 -12°C
(11°F)		 -11°C
(12°F)		 -3°C
(27°F)		 0°C
(33°F)		 9°C
(48°F)		 14°C
(58°F)		 14°C
(57°F)		 8°C
(47°F)		 -2°C
(28°F)		 -9°C
(16°F)		 -12°C
(11°F)

Compare climate in Huntsville with other places

Compare temperature, precipitation, sunshine, UV index in Huntsville, Tennessee, United States with other places around the world.

Monthly average precipitation in Huntsville, Tennessee, United States §

Huntsville usually has the most precipitation in February, March and April, with an average of 13 rainy days and 160 mm (6.3 inches) of precipitation per month.The driest months in Huntsville are January, September and November. On average, 93 mm (3.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Huntsville, Tennessee, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 98 (3.8) 182 (7.2) 149 (5.8) 148 (5.8) 131 (5.1) 125 (4.9) 118 (4.7) 140 (5.5) 107 (4.2) 130 (5.1) 74 (2.9) 136 (5.3)
Average precipitation days (≥ 1 mm) 11 14 13 12 13 13 16 15 10 11 8 11

Monthly sunshine hours in Huntsville, Tennessee, United States §

The sunniest months in Huntsville are June, July and August, when the sun shines an average of 10 hours 25 minutes a day.Least sunny months in Huntsville: January, February and December receive an average of 5 hours 0 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Huntsville, Tennessee, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 136 154 225 254 301 311 333 312 279 261 223 163
Mean daily daylight hours 9h 58m 10h 51m 11h 59m 13h 8m 14h 7m 14h 35m 14h 20m 13h 28m 12h 21m 11h 12m 10h 12m 9h 41m

Solar UV radiation in Huntsville, Tennessee, United States §

Huntsville experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 11 - 11, which corresponds to the Extreme category of sun exposure.January, November and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Huntsville UV Index data.

Average daily maximum UV levels by month for Huntsville, Tennessee, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 4 6 8 10 11 11 11 10 9 7 5 3