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Monthly climate in Glenshaw, Pennsylvania, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Glenshaw features a humid continental climate (Dfb).Temperatures typically range between -1 °C (31 °F) and 24 °C (75 °F) through the year, but rarely can drop to -22 °C (-8 °F) or can rise to as high as 35 °C (96 °F).The average annual precipitation amounts to about 1461 mm (57.5 inches) and receives 167 rainy days on the 1 mm (0.04 inches) threshold annually.Glenshaw enjoys an average of 2719 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 Glenshaw, Pennsylvania, United States §

The warmest months in Glenshaw are June, July and August, with daily mean temperatures ranging from 21 to 24 °C (70 - 75 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 2 °C (31 - 36 °F) throughout the day. On average each year, Glenshaw experiences 90 days above 25 °C (77.0 °F) and 90 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Glenshaw, 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 21°C
(70°F)		 25°C
(77°F)		 25°C
(78°F)		 29°C
(84°F)		 31°C
(89°F)		 33°C
(92°F)		 35°C
(96°F)		 34°C
(93°F)		 34°C
(93°F)		 31°C
(89°F)		 25°C
(78°F)		 18°C
(65°F)
Mean maximum 16°C
(61°F)		 20°C
(68°F)		 23°C
(73°F)		 27°C
(81°F)		 31°C
(88°F)		 32°C
(90°F)		 33°C
(92°F)		 33°C
(91°F)		 32°C
(89°F)		 28°C
(84°F)		 21°C
(70°F)		 16°C
(61°F)
Average high 3°C
(38°F)		 6°C
(43°F)		 10°C
(51°F)		 16°C
(61°F)		 22°C
(72°F)		 26°C
(79°F)		 29°C
(84°F)		 28°C
(82°F)		 25°C
(77°F)		 19°C
(66°F)		 10°C
(50°F)		 6°C
(43°F)
Daily mean -1°C
(31°F)		 1°C
(35°F)		 5°C
(42°F)		 11°C
(52°F)		 17°C
(63°F)		 21°C
(70°F)		 24°C
(75°F)		 23°C
(73°F)		 20°C
(68°F)		 14°C
(57°F)		 5°C
(42°F)		 2°C
(36°F)
Average low -5°C
(24°F)		 -3°C
(27°F)		 0°C
(33°F)		 6°C
(43°F)		 12°C
(54°F)		 16°C
(61°F)		 19°C
(66°F)		 18°C
(65°F)		 15°C
(59°F)		 9°C
(49°F)		 1°C
(35°F)		 -1°C
(30°F)
Mean minimum -16°C
(3°F)		 -15°C
(6°F)		 -11°C
(13°F)		 -3°C
(28°F)		 2°C
(36°F)		 9°C
(49°F)		 13°C
(56°F)		 12°C
(54°F)		 8°C
(47°F)		 1°C
(35°F)		 -6°C
(21°F)		 -10°C
(14°F)
Minimum -22°C
(-8°F)		 -20°C
(-3°F)		 -17°C
(1°F)		 -5°C
(24°F)		 -2°C
(29°F)		 5°C
(41°F)		 12°C
(53°F)		 11°C
(52°F)		 5°C
(40°F)		 -1°C
(31°F)		 -13°C
(9°F)		 -16°C
(4°F)

Compare climate in Glenshaw with other places

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

Monthly average precipitation in Glenshaw, Pennsylvania, United States §

Glenshaw usually has the most precipitation in May, June and July, with an average of 16 rainy days and 153 mm (6.0 inches) of precipitation per month.The driest months in Glenshaw are January, August and November. On average, 92 mm (3.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Glenshaw, 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) 95 (3.7) 125 (4.9) 109 (4.3) 132 (5.2) 150 (5.9) 155 (6.1) 154 (6.1) 89 (3.5) 128 (5.0) 128 (5.0) 94 (3.7) 102 (4.0)
Average precipitation days (≥ 1 mm) 12 15 13 16 17 16 15 16 10 14 11 12

Monthly sunshine hours in Glenshaw, Pennsylvania, United States §

The sunniest months in Glenshaw are June, July and August, when the sun shines an average of 10 hours 19 minutes a day.Least sunny months in Glenshaw: January, February and December receive an average of 4 hours 8 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Glenshaw, 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 104 135 222 235 266 300 332 316 276 219 172 137
Mean daily daylight hours 9h 38m 10h 40m 11h 58m 13h 18m 14h 26m 15h 0m 14h 42m 13h 41m 12h 24m 11h 4m 9h 54m 9h 19m

Solar UV radiation in Glenshaw, Pennsylvania, United States §

Glenshaw 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 Low / 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 Glenshaw UV Index data.

Average daily maximum UV levels by month for Glenshaw, 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 2