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Monthly climate in Salem, West Virginia, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Salem features a humid subtropical climate (Cfa).Temperatures typically range between 1 °C (34 °F) and 24 °C (75 °F) through the year, but rarely can drop to -21 °C (-5 °F) or can rise to as high as 34 °C (93 °F).The average annual precipitation amounts to about 1573 mm (61.9 inches) and receives 164 rainy days on the 1 mm (0.04 inches) threshold annually.Salem enjoys an average of 2833 hours of sunshine throughout the year, and daylight varies from 9 hours 26 minutes to 14 hours 52 minutes per day.

Monthly average temperatures in Salem, West Virginia, United States §

The warmest months in Salem are June, July and August, with daily mean temperatures ranging from 21 to 24 °C (71 - 75 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 1 to 4 °C (34 - 39 °F) throughout the day. On average each year, Salem experiences 99 days above 25 °C (77.0 °F) and 77 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Salem, West Virginia, 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 22°C
(72°F)		 27°C
(80°F)		 28°C
(82°F)		 29°C
(85°F)		 31°C
(89°F)		 32°C
(91°F)		 33°C
(92°F)		 33°C
(92°F)		 34°C
(93°F)		 33°C
(92°F)		 26°C
(79°F)		 20°C
(68°F)
Mean maximum 17°C
(64°F)		 21°C
(71°F)		 25°C
(77°F)		 28°C
(83°F)		 30°C
(87°F)		 31°C
(89°F)		 32°C
(91°F)		 32°C
(90°F)		 31°C
(89°F)		 29°C
(85°F)		 24°C
(75°F)		 18°C
(65°F)
Average high 5°C
(41°F)		 9°C
(48°F)		 12°C
(55°F)		 18°C
(64°F)		 23°C
(73°F)		 26°C
(79°F)		 29°C
(84°F)		 28°C
(82°F)		 26°C
(78°F)		 20°C
(68°F)		 12°C
(53°F)		 8°C
(46°F)
Daily mean 1°C
(34°F)		 4°C
(39°F)		 7°C
(45°F)		 12°C
(54°F)		 18°C
(64°F)		 21°C
(71°F)		 24°C
(75°F)		 23°C
(73°F)		 20°C
(69°F)		 15°C
(59°F)		 7°C
(44°F)		 4°C
(39°F)
Average low -3°C
(27°F)		 -1°C
(31°F)		 2°C
(36°F)		 7°C
(45°F)		 13°C
(56°F)		 17°C
(62°F)		 19°C
(67°F)		 18°C
(65°F)		 16°C
(60°F)		 10°C
(50°F)		 2°C
(36°F)		 -0°C
(32°F)
Mean minimum -15°C
(5°F)		 -14°C
(8°F)		 -9°C
(16°F)		 -2°C
(28°F)		 2°C
(37°F)		 10°C
(50°F)		 14°C
(58°F)		 13°C
(56°F)		 8°C
(47°F)		 2°C
(35°F)		 -6°C
(22°F)		 -10°C
(15°F)
Minimum -21°C
(-5°F)		 -19°C
(-1°F)		 -15°C
(5°F)		 -5°C
(24°F)		 -1°C
(31°F)		 6°C
(43°F)		 13°C
(56°F)		 12°C
(54°F)		 4°C
(39°F)		 -1°C
(30°F)		 -9°C
(16°F)		 -14°C
(6°F)

Compare climate in Salem with other places

Compare temperature, precipitation, sunshine, UV index in Salem, West Virginia, United States with other places around the world.

Monthly average precipitation in Salem, West Virginia, United States §

Salem usually has the most precipitation in April, May and June, with an average of 16 rainy days and 162 mm (6.4 inches) of precipitation per month.The driest months in Salem are January, October and November. On average, 100 mm (3.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Salem, West Virginia, 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) 98 (3.9) 147 (5.8) 121 (4.8) 148 (5.8) 165 (6.5) 172 (6.8) 143 (5.6) 132 (5.2) 116 (4.6) 112 (4.4) 88 (3.5) 130 (5.1)
Average precipitation days (≥ 1 mm) 12 15 14 16 19 15 14 14 9 12 11 13

Monthly sunshine hours in Salem, West Virginia, United States §

The sunniest months in Salem are June, July and August, when the sun shines an average of 10 hours 26 minutes a day.Least sunny months in Salem: January, February and December receive an average of 4 hours 22 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Salem, West Virginia, 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 110 139 233 234 287 310 341 308 284 240 193 147
Mean daily daylight hours 9h 44m 10h 43m 11h 58m 13h 15m 14h 20m 14h 52m 14h 34m 13h 37m 12h 23m 11h 7m 10h 0m 9h 26m

Solar UV radiation in Salem, West Virginia, United States §

Salem experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 10 - 10, which corresponds to the Very High category of sun exposure.January, February 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 Salem UV Index data.

Average daily maximum UV levels by month for Salem, West Virginia, 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 5 7 9 10 10 10 9 8 7 5 3