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Monthly climate in Alto, Georgia, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Alto features a humid subtropical climate (Cfa).Temperatures typically range between 7 °C (44 °F) and 26 °C (79 °F) through the year, but rarely can drop to -11 °C (12 °F) or can rise to as high as 36 °C (97 °F).The average annual precipitation amounts to about 1546 mm (60.9 inches) and receives 142 rainy days on the 1 mm (0.04 inches) threshold annually.Alto enjoys an average of 3054 hours of sunshine throughout the year, and daylight varies from 9 hours 52 minutes to 14 hours 25 minutes per day.

Monthly average temperatures in Alto, Georgia, United States §

The warmest months in Alto are June, July and August, with daily mean temperatures ranging from 24 to 26 °C (75 - 79 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 7 to 9 °C (44 - 49 °F) throughout the day. On average each year, Alto experiences 134 days above 25 °C (77.0 °F) and 28 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Alto, 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 24°C
(75°F)		 26°C
(79°F)		 29°C
(85°F)		 29°C
(85°F)		 34°C
(93°F)		 35°C
(95°F)		 34°C
(93°F)		 34°C
(94°F)		 35°C
(95°F)		 36°C
(97°F)		 26°C
(79°F)		 25°C
(77°F)
Mean maximum 22°C
(71°F)		 25°C
(77°F)		 26°C
(80°F)		 28°C
(83°F)		 32°C
(90°F)		 32°C
(90°F)		 34°C
(93°F)		 33°C
(92°F)		 33°C
(91°F)		 31°C
(88°F)		 24°C
(76°F)		 21°C
(71°F)
Average high 12°C
(53°F)		 15°C
(59°F)		 18°C
(65°F)		 22°C
(72°F)		 26°C
(79°F)		 29°C
(84°F)		 31°C
(88°F)		 30°C
(87°F)		 28°C
(83°F)		 23°C
(74°F)		 17°C
(62°F)		 13°C
(56°F)
Daily mean 7°C
(44°F)		 9°C
(49°F)		 12°C
(54°F)		 16°C
(61°F)		 21°C
(70°F)		 24°C
(75°F)		 26°C
(79°F)		 25°C
(78°F)		 23°C
(74°F)		 18°C
(65°F)		 11°C
(52°F)		 8°C
(47°F)
Average low 2°C
(36°F)		 5°C
(41°F)		 7°C
(45°F)		 10°C
(51°F)		 16°C
(61°F)		 19°C
(67°F)		 21°C
(71°F)		 21°C
(70°F)		 18°C
(65°F)		 13°C
(56°F)		 5°C
(42°F)		 4°C
(39°F)
Mean minimum -6°C
(21°F)		 -3°C
(27°F)		 -3°C
(27°F)		 1°C
(35°F)		 8°C
(46°F)		 15°C
(60°F)		 18°C
(65°F)		 17°C
(64°F)		 13°C
(55°F)		 4°C
(39°F)		 -2°C
(29°F)		 -4°C
(25°F)
Minimum -11°C
(12°F)		 -3°C
(26°F)		 -4°C
(25°F)		 -1°C
(31°F)		 5°C
(41°F)		 13°C
(56°F)		 17°C
(62°F)		 16°C
(61°F)		 10°C
(50°F)		 0°C
(33°F)		 -4°C
(24°F)		 -7°C
(20°F)

Compare climate in Alto with other places

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

Monthly average precipitation in Alto, Georgia, United States §

Alto usually has the most precipitation in February, October and December, with an average of 11 rainy days and 159 mm (6.3 inches) of precipitation per month.The driest months in Alto are June, July and November. On average, 100 mm (3.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Alto, 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) 115 (4.5) 164 (6.5) 129 (5.1) 130 (5.1) 132 (5.2) 112 (4.4) 102 (4.0) 135 (5.3) 125 (4.9) 168 (6.6) 87 (3.4) 146 (5.7)
Average precipitation days (≥ 1 mm) 9 14 14 9 10 15 17 15 10 10 8 11

Monthly sunshine hours in Alto, Georgia, United States §

The sunniest months in Alto are June, July and August, when the sun shines an average of 10 hours 24 minutes a day.Least sunny months in Alto: January, February and December receive an average of 5 hours 41 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Alto, 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 165 163 230 269 299 310 339 308 286 259 232 189
Mean daily daylight hours 10h 7m 10h 56m 11h 59m 13h 4m 13h 58m 14h 25m 14h 10m 13h 22m 12h 20m 11h 16m 10h 20m 9h 52m

Solar UV radiation in Alto, Georgia, United States §

Alto experiences the highest level of ultraviolet (UV) radiation in April, May 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 / 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 Alto UV Index data.

Average daily maximum UV levels by month for Alto, 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 11 11 11 10 9 8 6 4