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Monthly climate in Clayton, Georgia, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Clayton features a humid subtropical climate (Cfa).Temperatures typically range between 4 °C (39 °F) and 23 °C (73 °F) through the year, but rarely can drop to -16 °C (3 °F) or can rise to as high as 32 °C (90 °F).The average annual precipitation amounts to about 1758 mm (69.2 inches) and receives 156 rainy days on the 1 mm (0.04 inches) threshold annually.Clayton enjoys an average of 2968 hours of sunshine throughout the year, and daylight varies from 9 hours 50 minutes to 14 hours 26 minutes per day.

Monthly average temperatures in Clayton, Georgia, United States §

The warmest months in Clayton are June, July and August, with daily mean temperatures ranging from 21 to 23 °C (70 - 73 °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 - 45 °F) throughout the day. On average each year, Clayton experiences 86 days above 25 °C (77.0 °F) and 54 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, Georgia, 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 21°C
(70°F)		 23°C
(74°F)		 27°C
(82°F)		 27°C
(80°F)		 29°C
(85°F)		 30°C
(86°F)		 31°C
(88°F)		 31°C
(88°F)		 31°C
(88°F)		 32°C
(90°F)		 23°C
(74°F)		 23°C
(73°F)
Mean maximum 19°C
(66°F)		 22°C
(71°F)		 24°C
(76°F)		 26°C
(79°F)		 28°C
(83°F)		 28°C
(83°F)		 30°C
(87°F)		 30°C
(86°F)		 29°C
(85°F)		 28°C
(83°F)		 22°C
(72°F)		 19°C
(67°F)
Average high 9°C
(48°F)		 12°C
(54°F)		 15°C
(59°F)		 19°C
(66°F)		 23°C
(73°F)		 25°C
(78°F)		 27°C
(81°F)		 27°C
(80°F)		 25°C
(77°F)		 21°C
(69°F)		 14°C
(58°F)		 11°C
(51°F)
Daily mean 4°C
(39°F)		 7°C
(45°F)		 10°C
(49°F)		 13°C
(56°F)		 18°C
(64°F)		 21°C
(70°F)		 23°C
(73°F)		 22°C
(72°F)		 20°C
(68°F)		 15°C
(60°F)		 8°C
(47°F)		 6°C
(43°F)
Average low -0°C
(32°F)		 2°C
(37°F)		 4°C
(40°F)		 8°C
(46°F)		 13°C
(56°F)		 17°C
(62°F)		 19°C
(66°F)		 18°C
(65°F)		 16°C
(60°F)		 11°C
(51°F)		 3°C
(37°F)		 1°C
(35°F)
Mean minimum -10°C
(14°F)		 -5°C
(23°F)		 -5°C
(23°F)		 -2°C
(29°F)		 4°C
(40°F)		 12°C
(54°F)		 14°C
(58°F)		 14°C
(57°F)		 9°C
(49°F)		 1°C
(34°F)		 -4°C
(24°F)		 -8°C
(19°F)
Minimum -16°C
(3°F)		 -6°C
(21°F)		 -7°C
(19°F)		 -3°C
(26°F)		 1°C
(34°F)		 10°C
(49°F)		 13°C
(55°F)		 13°C
(56°F)		 6°C
(43°F)		 -3°C
(27°F)		 -7°C
(20°F)		 -12°C
(11°F)

Compare climate in Clayton with other places

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

Monthly average precipitation in Clayton, Georgia, United States §

Clayton usually has the most precipitation in February, August and October, with an average of 13 rainy days and 176 mm (6.9 inches) of precipitation per month.The driest months in Clayton are January, July and November. On average, 115 mm (4.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Clayton, Georgia, 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) 122 (4.8) 196 (7.7) 152 (6.0) 149 (5.9) 155 (6.1) 131 (5.2) 121 (4.8) 160 (6.3) 142 (5.6) 172 (6.8) 101 (4.0) 156 (6.2)
Average precipitation days (≥ 1 mm) 10 15 14 10 13 17 19 16 11 10 10 11

Monthly sunshine hours in Clayton, Georgia, United States §

The sunniest months in Clayton are June, July and August, when the sun shines an average of 10 hours 9 minutes a day.Least sunny months in Clayton: January, February and December receive an average of 5 hours 24 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Clayton, Georgia, 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 154 160 224 262 292 305 325 303 281 256 223 177
Mean daily daylight hours 10h 5m 10h 55m 11h 59m 13h 5m 14h 0m 14h 26m 14h 12m 13h 23m 12h 20m 11h 15m 10h 18m 9h 50m

Solar UV radiation in Clayton, Georgia, United States §

Clayton experiences the highest level of ultraviolet (UV) radiation in April, May and August, when the maximum UV index can reach values of 11 - 12, 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, Georgia, 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 7 8 11 12 11 11 11 10 8 6 4