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Monthly climate in State Line, Mississippi, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification State Line features a humid subtropical climate (Cfa).Temperatures typically range between 10 °C (51 °F) and 27 °C (82 °F) through the year, but rarely can drop to -9 °C (16 °F) or can rise to as high as 39 °C (102 °F).The average annual precipitation amounts to about 1471 mm (57.9 inches) and receives 144 rainy days on the 1 mm (0.04 inches) threshold annually.State Line enjoys an average of 3119 hours of sunshine throughout the year, and daylight varies from 10 hours 7 minutes to 14 hours 8 minutes per day.

Monthly average temperatures in State Line, Mississippi, United States §

The warmest months in State Line are June, July and August, with daily mean temperatures ranging from 26 to 27 °C (80 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 10 to 14 °C (51 - 57 °F) throughout the day. On average each year, State Line experiences 187 days above 25 °C (77.0 °F) and 14 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in State Line, 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 28°C
(83°F)		 28°C
(82°F)		 32°C
(90°F)		 32°C
(91°F)		 37°C
(98°F)		 37°C
(100°F)		 38°C
(101°F)		 39°C
(102°F)		 39°C
(102°F)		 37°C
(99°F)		 29°C
(85°F)		 27°C
(81°F)
Mean maximum 25°C
(78°F)		 27°C
(81°F)		 29°C
(85°F)		 30°C
(87°F)		 34°C
(94°F)		 35°C
(95°F)		 37°C
(98°F)		 37°C
(98°F)		 36°C
(96°F)		 34°C
(93°F)		 28°C
(82°F)		 26°C
(78°F)
Average high 16°C
(61°F)		 19°C
(67°F)		 23°C
(74°F)		 25°C
(78°F)		 30°C
(85°F)		 32°C
(89°F)		 33°C
(91°F)		 33°C
(91°F)		 32°C
(89°F)		 28°C
(82°F)		 21°C
(70°F)		 17°C
(64°F)
Daily mean 10°C
(51°F)		 14°C
(57°F)		 17°C
(62°F)		 19°C
(67°F)		 24°C
(75°F)		 26°C
(80°F)		 27°C
(82°F)		 27°C
(82°F)		 26°C
(79°F)		 22°C
(71°F)		 14°C
(58°F)		 12°C
(54°F)
Average low 5°C
(42°F)		 8°C
(47°F)		 11°C
(53°F)		 13°C
(56°F)		 18°C
(65°F)		 22°C
(72°F)		 23°C
(74°F)		 23°C
(74°F)		 21°C
(71°F)		 17°C
(62°F)		 8°C
(47°F)		 7°C
(45°F)
Mean minimum -4°C
(25°F)		 -2°C
(29°F)		 1°C
(33°F)		 5°C
(41°F)		 12°C
(53°F)		 18°C
(65°F)		 21°C
(71°F)		 20°C
(68°F)		 16°C
(61°F)		 7°C
(45°F)		 -0°C
(32°F)		 -2°C
(29°F)
Minimum -9°C
(16°F)		 -7°C
(20°F)		 -2°C
(28°F)		 4°C
(39°F)		 9°C
(48°F)		 15°C
(59°F)		 20°C
(68°F)		 19°C
(67°F)		 12°C
(53°F)		 3°C
(37°F)		 -4°C
(25°F)		 -4°C
(25°F)

Compare climate in State Line with other places

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

Monthly average precipitation in State Line, Mississippi, United States §

State Line usually has the most precipitation in June, August and December, with an average of 15 rainy days and 154 mm (6.1 inches) of precipitation per month.The driest months in State Line are March, October and November. On average, 96 mm (3.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in State Line, 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) 116 (4.6) 114 (4.5) 112 (4.4) 125 (4.9) 121 (4.7) 185 (7.3) 125 (4.9) 138 (5.4) 119 (4.7) 102 (4.0) 74 (2.9) 139 (5.5)
Average precipitation days (≥ 1 mm) 8 13 10 8 12 18 18 17 12 9 7 12

Monthly sunshine hours in State Line, Mississippi, United States §

The sunniest months in State Line are May, July and August, when the sun shines an average of 10 hours 6 minutes a day.Least sunny months in State Line: 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 State Line, 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 170 182 246 283 316 287 315 308 283 270 255 199
Mean daily daylight hours 10h 21m 11h 4m 12h 0m 12h 57m 13h 45m 14h 8m 13h 56m 13h 13m 12h 18m 11h 21m 10h 32m 10h 7m

Solar UV radiation in State Line, Mississippi, United States §

State Line experiences the highest level of ultraviolet (UV) radiation in April, May and August, 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 State Line UV Index data.

Average daily maximum UV levels by month for State Line, 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 8 11 11 11 11 11 10 8 6 4