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Monthly climate in Mount Union, Pennsylvania, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Mount Union features a oceanic climate (Cfb).Temperatures typically range between -1 °C (30 °F) and 24 °C (76 °F) through the year, but rarely can drop to -25 °C (-13 °F) or can rise to as high as 35 °C (96 °F).The average annual precipitation amounts to about 1182 mm (46.5 inches) and receives 139 rainy days on the 1 mm (0.04 inches) threshold annually.Mount Union enjoys an average of 2832 hours of sunshine throughout the year, and daylight varies from 9 hours 19 minutes to 15 hours 0 minutes per day.

Monthly average temperatures in Mount Union, Pennsylvania, United States §

The warmest months in Mount Union are June, July and August, with daily mean temperatures ranging from 21 to 24 °C (70 - 76 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 2 °C (30 - 35 °F) throughout the day. On average each year, Mount Union experiences 85 days above 25 °C (77.0 °F) and 94 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Mount Union, Pennsylvania, 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 18°C
(65°F)		 24°C
(76°F)		 22°C
(72°F)		 29°C
(84°F)		 31°C
(88°F)		 34°C
(94°F)		 35°C
(96°F)		 35°C
(95°F)		 33°C
(91°F)		 31°C
(89°F)		 23°C
(74°F)		 20°C
(67°F)
Mean maximum 14°C
(57°F)		 18°C
(64°F)		 20°C
(69°F)		 26°C
(79°F)		 30°C
(87°F)		 32°C
(90°F)		 33°C
(92°F)		 33°C
(92°F)		 31°C
(89°F)		 28°C
(82°F)		 21°C
(69°F)		 14°C
(57°F)
Average high 2°C
(37°F)		 5°C
(42°F)		 9°C
(49°F)		 15°C
(60°F)		 21°C
(70°F)		 26°C
(79°F)		 29°C
(85°F)		 28°C
(83°F)		 25°C
(77°F)		 18°C
(65°F)		 9°C
(49°F)		 5°C
(41°F)
Daily mean -1°C
(30°F)		 1°C
(34°F)		 4°C
(40°F)		 10°C
(51°F)		 16°C
(61°F)		 21°C
(70°F)		 24°C
(76°F)		 23°C
(73°F)		 19°C
(67°F)		 13°C
(56°F)		 5°C
(41°F)		 2°C
(35°F)
Average low -5°C
(24°F)		 -3°C
(26°F)		 -0°C
(32°F)		 5°C
(42°F)		 11°C
(52°F)		 15°C
(60°F)		 19°C
(66°F)		 18°C
(65°F)		 14°C
(58°F)		 9°C
(49°F)		 1°C
(34°F)		 -2°C
(29°F)
Mean minimum -16°C
(3°F)		 -16°C
(3°F)		 -11°C
(13°F)		 -3°C
(27°F)		 2°C
(36°F)		 9°C
(48°F)		 14°C
(57°F)		 12°C
(54°F)		 7°C
(45°F)		 1°C
(34°F)		 -7°C
(19°F)		 -10°C
(14°F)
Minimum -25°C
(-13°F)		 -25°C
(-13°F)		 -18°C
(-1°F)		 -4°C
(25°F)		 -2°C
(29°F)		 5°C
(41°F)		 12°C
(55°F)		 11°C
(53°F)		 3°C
(37°F)		 -1°C
(30°F)		 -13°C
(9°F)		 -14°C
(8°F)

Compare climate in Mount Union with other places

Compare temperature, precipitation, sunshine, UV index in Mount Union, Pennsylvania, United States with other places around the world.

Monthly average precipitation in Mount Union, Pennsylvania, United States §

Mount Union usually has the most precipitation in May, September and October, with an average of 12 rainy days and 118 mm (4.6 inches) of precipitation per month.The driest months in Mount Union are January, March and November. On average, 76 mm (3.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Mount Union, Pennsylvania, 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) 63 (2.5) 103 (4.1) 88 (3.5) 103 (4.0) 118 (4.6) 104 (4.1) 107 (4.2) 93 (3.6) 127 (5.0) 110 (4.3) 78 (3.1) 90 (3.5)
Average precipitation days (≥ 1 mm) 9 12 11 14 14 13 12 13 10 12 9 10

Monthly sunshine hours in Mount Union, Pennsylvania, United States §

The sunniest months in Mount Union are June, July and August, when the sun shines an average of 10 hours 25 minutes a day.Least sunny months in Mount Union: January, February and December receive an average of 4 hours 52 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Mount Union, Pennsylvania, 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 123 157 234 240 258 309 339 311 271 226 199 161
Mean daily daylight hours 9h 38m 10h 40m 11h 58m 13h 18m 14h 26m 15h 0m 14h 41m 13h 41m 12h 24m 11h 4m 9h 54m 9h 19m

Solar UV radiation in Mount Union, Pennsylvania, United States §

Mount Union 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, November and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly Mount Union UV Index data.

Average daily maximum UV levels by month for Mount Union, Pennsylvania, 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 6 9 10 10 10 9 8 6 4 3