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Monthly climate in Clayton, Alabama, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Clayton features a humid subtropical climate (Cfa).Temperatures typically range between 10 °C (50 °F) and 27 °C (81 °F) through the year, but rarely can drop to -9 °C (17 °F) or can rise to as high as 37 °C (100 °F).The average annual precipitation amounts to about 1333 mm (52.5 inches) and receives 133 rainy days on the 1 mm (0.04 inches) threshold annually.Clayton enjoys an average of 3152 hours of sunshine throughout the year, and daylight varies from 10 hours 5 minutes to 14 hours 11 minutes per day.

Monthly average temperatures in Clayton, Alabama, United States §

The warmest months in Clayton are June, July and August, with daily mean temperatures ranging from 26 to 27 °C (79 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 10 to 13 °C (50 - 56 °F) throughout the day. On average each year, Clayton experiences 180 days above 25 °C (77.0 °F) and 16 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Clayton, Alabama, 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 27°C
(81°F)		 28°C
(83°F)		 31°C
(88°F)		 31°C
(89°F)		 37°C
(98°F)		 36°C
(97°F)		 37°C
(100°F)		 37°C
(98°F)		 37°C
(98°F)		 35°C
(96°F)		 27°C
(82°F)		 27°C
(80°F)
Mean maximum 24°C
(75°F)		 26°C
(80°F)		 29°C
(84°F)		 30°C
(87°F)		 34°C
(93°F)		 34°C
(94°F)		 36°C
(96°F)		 36°C
(96°F)		 35°C
(95°F)		 33°C
(91°F)		 26°C
(80°F)		 25°C
(77°F)
Average high 15°C
(60°F)		 19°C
(67°F)		 22°C
(72°F)		 25°C
(77°F)		 29°C
(85°F)		 31°C
(88°F)		 32°C
(91°F)		 32°C
(90°F)		 31°C
(88°F)		 27°C
(80°F)		 20°C
(68°F)		 17°C
(63°F)
Daily mean 10°C
(50°F)		 13°C
(56°F)		 16°C
(61°F)		 19°C
(66°F)		 23°C
(74°F)		 26°C
(79°F)		 27°C
(81°F)		 27°C
(81°F)		 25°C
(78°F)		 21°C
(70°F)		 14°C
(57°F)		 11°C
(53°F)
Average low 5°C
(41°F)		 8°C
(47°F)		 10°C
(51°F)		 12°C
(55°F)		 18°C
(64°F)		 22°C
(71°F)		 23°C
(74°F)		 23°C
(73°F)		 21°C
(70°F)		 16°C
(61°F)		 8°C
(46°F)		 6°C
(44°F)
Mean minimum -5°C
(23°F)		 -2°C
(29°F)		 -1°C
(30°F)		 4°C
(40°F)		 10°C
(51°F)		 18°C
(64°F)		 21°C
(69°F)		 20°C
(67°F)		 15°C
(60°F)		 6°C
(43°F)		 -1°C
(30°F)		 -2°C
(28°F)
Minimum -9°C
(17°F)		 -4°C
(25°F)		 -4°C
(25°F)		 1°C
(35°F)		 8°C
(47°F)		 16°C
(61°F)		 20°C
(68°F)		 18°C
(65°F)		 12°C
(54°F)		 1°C
(34°F)		 -4°C
(25°F)		 -5°C
(23°F)

Compare climate in Clayton with other places

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

Monthly average precipitation in Clayton, Alabama, United States §

Clayton usually has the most precipitation in April, August and December, with an average of 11 rainy days and 126 mm (5.0 inches) of precipitation per month.The driest months in Clayton are March, July and November. On average, 89 mm (3.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Clayton, Alabama, 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) 108 (4.2) 116 (4.6) 94 (3.7) 125 (4.9) 113 (4.4) 120 (4.7) 107 (4.2) 123 (4.8) 112 (4.4) 119 (4.7) 65 (2.5) 132 (5.2)
Average precipitation days (≥ 1 mm) 10 12 9 8 10 16 18 16 10 7 6 11

Monthly sunshine hours in Clayton, Alabama, United States §

The sunniest months in Clayton are May, July and August, when the sun shines an average of 10 hours 14 minutes a day.Least sunny months in Clayton: January, February and December receive an average of 6 hours 1 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Clayton, Alabama, 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 168 180 257 286 313 296 333 305 292 273 244 198
Mean daily daylight hours 10h 19m 11h 3m 12h 0m 12h 58m 13h 47m 14h 11m 13h 58m 13h 14m 12h 18m 11h 20m 10h 30m 10h 5m

Solar UV radiation in Clayton, Alabama, United States §

Clayton experiences the highest level of ultraviolet (UV) radiation in May, July and August, 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 / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Clayton UV Index data.

Average daily maximum UV levels by month for Clayton, Alabama, 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) 5 7 9 10 11 11 11 11 10 8 6 4