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Monthly climate in Forest Park, Georgia, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Forest Park features a humid subtropical climate (Cfa).Temperatures typically range between 8 °C (46 °F) and 27 °C (80 °F) through the year, but rarely can drop to -10 °C (14 °F) or can rise to as high as 36 °C (97 °F).The average annual precipitation amounts to about 1345 mm (53.0 inches) and receives 133 rainy days on the 1 mm (0.04 inches) threshold annually.Forest Park enjoys an average of 3145 hours of sunshine throughout the year, and daylight varies from 9 hours 57 minutes to 14 hours 19 minutes per day.

Monthly average temperatures in Forest Park, Georgia, United States §

The warmest months in Forest Park are June, July and August, with daily mean temperatures ranging from 25 to 27 °C (77 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 11 °C (46 - 52 °F) throughout the day. On average each year, Forest Park experiences 149 days above 25 °C (77.0 °F) and 24 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Forest Park, 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 25°C
(78°F)		 27°C
(80°F)		 30°C
(85°F)		 30°C
(86°F)		 34°C
(94°F)		 34°C
(93°F)		 36°C
(96°F)		 35°C
(95°F)		 36°C
(96°F)		 36°C
(97°F)		 26°C
(79°F)		 24°C
(76°F)
Mean maximum 22°C
(72°F)		 25°C
(77°F)		 27°C
(81°F)		 29°C
(84°F)		 33°C
(91°F)		 33°C
(91°F)		 35°C
(95°F)		 34°C
(94°F)		 33°C
(92°F)		 31°C
(89°F)		 25°C
(77°F)		 22°C
(72°F)
Average high 13°C
(56°F)		 17°C
(62°F)		 19°C
(67°F)		 23°C
(74°F)		 27°C
(81°F)		 30°C
(86°F)		 32°C
(89°F)		 31°C
(88°F)		 29°C
(85°F)		 25°C
(77°F)		 18°C
(64°F)		 15°C
(58°F)
Daily mean 8°C
(46°F)		 11°C
(52°F)		 14°C
(57°F)		 17°C
(63°F)		 22°C
(72°F)		 25°C
(77°F)		 27°C
(80°F)		 26°C
(79°F)		 24°C
(76°F)		 19°C
(67°F)		 12°C
(53°F)		 9°C
(49°F)
Average low 3°C
(38°F)		 6°C
(43°F)		 8°C
(48°F)		 11°C
(52°F)		 17°C
(62°F)		 21°C
(69°F)		 22°C
(73°F)		 22°C
(72°F)		 20°C
(67°F)		 14°C
(58°F)		 6°C
(44°F)		 5°C
(41°F)
Mean minimum -6°C
(22°F)		 -3°C
(27°F)		 -3°C
(27°F)		 2°C
(36°F)		 9°C
(48°F)		 16°C
(61°F)		 19°C
(67°F)		 19°C
(66°F)		 14°C
(57°F)		 5°C
(41°F)		 -2°C
(29°F)		 -4°C
(26°F)
Minimum -10°C
(14°F)		 -5°C
(24°F)		 -5°C
(23°F)		 -0°C
(32°F)		 5°C
(42°F)		 13°C
(55°F)		 16°C
(61°F)		 17°C
(63°F)		 11°C
(51°F)		 0°C
(33°F)		 -5°C
(24°F)		 -5°C
(22°F)

Compare climate in Forest Park with other places

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

Monthly average precipitation in Forest Park, Georgia, United States §

Forest Park usually has the most precipitation in February, August and December, with an average of 12 rainy days and 135 mm (5.3 inches) of precipitation per month.The driest months in Forest Park are January, May and November. On average, 91 mm (3.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Forest Park, 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) 101 (4.0) 133 (5.2) 113 (4.5) 115 (4.5) 93 (3.7) 116 (4.6) 103 (4.1) 140 (5.5) 109 (4.3) 110 (4.3) 79 (3.1) 133 (5.2)
Average precipitation days (≥ 1 mm) 8 12 12 9 10 15 17 15 8 8 8 11

Monthly sunshine hours in Forest Park, Georgia, United States §

The sunniest months in Forest Park are May, July and August, when the sun shines an average of 10 hours 26 minutes a day.Least sunny months in Forest Park: January, February and December receive an average of 5 hours 52 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Forest Park, 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 168 172 242 282 314 309 338 317 296 269 240 192
Mean daily daylight hours 10h 12m 10h 59m 11h 59m 13h 1m 13h 53m 14h 19m 14h 5m 13h 19m 12h 19m 11h 18m 10h 24m 9h 57m

Solar UV radiation in Forest Park, Georgia, United States §

Forest Park 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 Forest Park UV Index data.

Average daily maximum UV levels by month for Forest Park, 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