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Monthly climate in Forest Hills, Tennessee, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Forest Hills features a humid subtropical climate (Cfa). Temperatures typically range between 5 °C (41 °F) and 27 °C (80 °F) through the year, but rarely can drop to -15 °C (6 °F) or can rise to as high as 37 °C (98 °F). The average annual precipitation amounts to about 1626 mm (64.0 inches) and receives 148 rainy days on the 1 mm (0.04 inches) threshold annually. Forest Hills enjoys an average of 3004 hours of sunshine throughout the year, and daylight varies from 9 hours 44 minutes to 14 hours 33 minutes per day.

Monthly average temperatures in Forest Hills, Tennessee, United States §

The warmest months in Forest Hills 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 5 to 7 °C (41 - 46 °F) throughout the day. On average each year, Forest Hills experiences 133 days above 25 °C (77.0 °F) and 45 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 Hills, 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 23°C
(74°F)		 26°C
(80°F)		 28°C
(83°F)		 31°C
(89°F)		 33°C
(93°F)		 34°C
(94°F)		 36°C
(97°F)		 36°C
(97°F)		 37°C
(98°F)		 37°C
(98°F)		 27°C
(81°F)		 23°C
(74°F)
Mean maximum 20°C
(69°F)		 24°C
(75°F)		 25°C
(78°F)		 29°C
(84°F)		 32°C
(90°F)		 33°C
(93°F)		 35°C
(96°F)		 34°C
(94°F)		 33°C
(92°F)		 31°C
(89°F)		 24°C
(75°F)		 21°C
(69°F)
Average high 9°C
(49°F)		 12°C
(55°F)		 17°C
(62°F)		 21°C
(70°F)		 26°C
(79°F)		 30°C
(86°F)		 31°C
(89°F)		 30°C
(87°F)		 29°C
(84°F)		 23°C
(74°F)		 15°C
(59°F)		 12°C
(54°F)
Daily mean 5°C
(41°F)		 7°C
(45°F)		 11°C
(53°F)		 15°C
(59°F)		 21°C
(70°F)		 25°C
(77°F)		 27°C
(80°F)		 26°C
(78°F)		 23°C
(74°F)		 17°C
(63°F)		 9°C
(49°F)		 7°C
(46°F)
Average low 1°C
(33°F)		 3°C
(37°F)		 6°C
(43°F)		 10°C
(49°F)		 16°C
(61°F)		 20°C
(69°F)		 22°C
(73°F)		 21°C
(71°F)		 18°C
(65°F)		 12°C
(54°F)		 4°C
(39°F)		 3°C
(37°F)
Mean minimum -10°C
(14°F)		 -8°C
(18°F)		 -5°C
(24°F)		 1°C
(33°F)		 7°C
(45°F)		 15°C
(59°F)		 18°C
(65°F)		 16°C
(61°F)		 12°C
(53°F)		 2°C
(36°F)		 -5°C
(24°F)		 -6°C
(21°F)
Minimum -15°C
(6°F)		 -13°C
(9°F)		 -9°C
(17°F)		 -1°C
(30°F)		 4°C
(39°F)		 11°C
(52°F)		 16°C
(62°F)		 15°C
(59°F)		 8°C
(48°F)		 0°C
(33°F)		 -8°C
(17°F)		 -10°C
(15°F)

Compare climate in Forest Hills with other places

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

Monthly average precipitation in Forest Hills, Tennessee, United States §

Forest Hills usually has the most precipitation in February, March and December, with an average of 13 rainy days and 166 mm (6.5 inches) of precipitation per month. The driest months in Forest Hills are January, May and November. On average, 100 mm (3.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Forest Hills, 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) 103 (4.0) 179 (7.0) 170 (6.7) 148 (5.8) 116 (4.6) 142 (5.6) 141 (5.5) 133 (5.2) 128 (5.0) 138 (5.4) 81 (3.2) 150 (5.9)
Average precipitation days (≥ 1 mm) 10 14 14 12 14 13 16 16 9 10 9 11

Monthly sunshine hours in Forest Hills, Tennessee, United States §

The sunniest months in Forest Hills are June, July and August, when the sun shines an average of 10 hours 36 minutes a day. Least sunny months in Forest Hills: January, February and December receive an average of 5 hours 13 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Forest Hills, 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 143 151 218 259 303 321 338 315 283 266 223 179
Mean daily daylight hours 10h 0m 10h 52m 11h 59m 13h 7m 14h 5m 14h 33m 14h 18m 13h 27m 12h 21m 11h 13m 10h 13m 9h 44m

Solar UV radiation in Forest Hills, Tennessee, United States §

Forest Hills experiences the highest level of ultraviolet (UV) radiation in April, June and July, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / 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 Forest Hills UV Index data.

Average daily maximum UV levels by month for Forest Hills, 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) 3 6 7 10 10 11 11 10 9 7 5 3

Detailed Monthly Weather Insights for Forest Hills, Tennessee, United States

Discover in-depth weather details for every month in Forest Hills. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Forest Hills's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.