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Monthly climate in Summit, Mississippi, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Summit 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 -12 °C (11 °F) or can rise to as high as 38 °C (100 °F).The average annual precipitation amounts to about 1617 mm (63.6 inches) and receives 149 rainy days on the 1 mm (0.04 inches) threshold annually.Summit enjoys an average of 3102 hours of sunshine throughout the year, and daylight varies from 10 hours 8 minutes to 14 hours 8 minutes per day.

Monthly average temperatures in Summit, Mississippi, United States §

The warmest months in Summit 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, Summit experiences 181 days above 25 °C (77.0 °F) and 15 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Summit, Mississippi, 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
(82°F)		 28°C
(83°F)		 31°C
(87°F)		 30°C
(87°F)		 34°C
(93°F)		 36°C
(98°F)		 37°C
(98°F)		 36°C
(97°F)		 38°C
(100°F)		 37°C
(98°F)		 28°C
(83°F)		 28°C
(82°F)
Mean maximum 25°C
(76°F)		 27°C
(80°F)		 28°C
(83°F)		 30°C
(86°F)		 33°C
(92°F)		 34°C
(94°F)		 36°C
(97°F)		 36°C
(96°F)		 35°C
(96°F)		 33°C
(91°F)		 27°C
(80°F)		 26°C
(78°F)
Average high 16°C
(60°F)		 19°C
(66°F)		 23°C
(73°F)		 25°C
(77°F)		 29°C
(84°F)		 31°C
(88°F)		 32°C
(90°F)		 32°C
(90°F)		 31°C
(89°F)		 27°C
(81°F)		 20°C
(69°F)		 17°C
(64°F)
Daily mean 10°C
(50°F)		 13°C
(56°F)		 17°C
(62°F)		 19°C
(66°F)		 23°C
(74°F)		 26°C
(79°F)		 27°C
(81°F)		 27°C
(80°F)		 26°C
(78°F)		 21°C
(70°F)		 14°C
(57°F)		 12°C
(54°F)
Average low 5°C
(41°F)		 8°C
(47°F)		 11°C
(53°F)		 13°C
(55°F)		 18°C
(65°F)		 22°C
(72°F)		 23°C
(74°F)		 23°C
(73°F)		 21°C
(70°F)		 16°C
(61°F)		 8°C
(47°F)		 7°C
(45°F)
Mean minimum -5°C
(23°F)		 -2°C
(29°F)		 0°C
(33°F)		 4°C
(40°F)		 12°C
(54°F)		 18°C
(65°F)		 21°C
(70°F)		 19°C
(67°F)		 16°C
(61°F)		 6°C
(44°F)		 -1°C
(31°F)		 -3°C
(27°F)
Minimum -12°C
(11°F)		 -8°C
(18°F)		 -3°C
(28°F)		 3°C
(37°F)		 10°C
(50°F)		 15°C
(59°F)		 19°C
(66°F)		 19°C
(66°F)		 11°C
(51°F)		 2°C
(35°F)		 -5°C
(23°F)		 -7°C
(20°F)

Compare climate in Summit with other places

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

Monthly average precipitation in Summit, Mississippi, United States §

Summit usually has the most precipitation in May, June and August, with an average of 15 rainy days and 167 mm (6.6 inches) of precipitation per month.The driest months in Summit are September, October and November. On average, 103 mm (4.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Summit, Mississippi, 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) 125 (4.9) 125 (4.9) 118 (4.6) 144 (5.7) 173 (6.8) 151 (5.9) 150 (5.9) 175 (6.9) 111 (4.4) 107 (4.2) 90 (3.5) 147 (5.8)
Average precipitation days (≥ 1 mm) 8 13 11 10 11 16 21 19 11 9 8 12

Monthly sunshine hours in Summit, Mississippi, United States §

The sunniest months in Summit are May, July and August, when the sun shines an average of 10 hours 1 minutes a day.Least sunny months in Summit: January, February and December receive an average of 6 hours 4 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Summit, Mississippi, 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 170 177 247 274 307 292 317 307 280 277 246 205
Mean daily daylight hours 10h 21m 11h 4m 12h 0m 12h 57m 13h 44m 14h 8m 13h 55m 13h 13m 12h 18m 11h 21m 10h 32m 10h 8m

Solar UV radiation in Summit, Mississippi, United States §

Summit experiences the highest level of ultraviolet (UV) radiation in April, June and July, 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 Summit UV Index data.

Average daily maximum UV levels by month for Summit, Mississippi, 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 8 9 11 11 12 12 11 10 8 6 4