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Monthly climate in Waynesboro, Pennsylvania, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Waynesboro features a humid subtropical climate (Cfa).Temperatures typically range between 1 °C (34 °F) and 26 °C (78 °F) through the year, but rarely can drop to -18 °C (-1 °F) or can rise to as high as 37 °C (98 °F).The average annual precipitation amounts to about 1191 mm (46.9 inches) and receives 127 rainy days on the 1 mm (0.04 inches) threshold annually.Waynesboro enjoys an average of 2938 hours of sunshine throughout the year, and daylight varies from 9 hours 23 minutes to 14 hours 55 minutes per day.

Monthly average temperatures in Waynesboro, Pennsylvania, United States §

The warmest months in Waynesboro are June, July and August, with daily mean temperatures ranging from 22 to 26 °C (73 - 78 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 1 to 3 °C (34 - 38 °F) throughout the day. On average each year, Waynesboro experiences 103 days above 25 °C (77.0 °F) and 76 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Waynesboro, 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 20°C
(68°F)		 27°C
(81°F)		 25°C
(77°F)		 30°C
(86°F)		 32°C
(91°F)		 34°C
(94°F)		 37°C
(98°F)		 36°C
(98°F)		 34°C
(94°F)		 34°C
(93°F)		 24°C
(76°F)		 18°C
(65°F)
Mean maximum 16°C
(61°F)		 20°C
(69°F)		 24°C
(75°F)		 28°C
(82°F)		 32°C
(89°F)		 33°C
(92°F)		 35°C
(96°F)		 34°C
(94°F)		 32°C
(90°F)		 29°C
(85°F)		 22°C
(73°F)		 16°C
(61°F)
Average high 5°C
(41°F)		 8°C
(46°F)		 12°C
(53°F)		 17°C
(64°F)		 23°C
(73°F)		 28°C
(82°F)		 31°C
(88°F)		 29°C
(85°F)		 26°C
(79°F)		 20°C
(69°F)		 12°C
(53°F)		 7°C
(45°F)
Daily mean 1°C
(34°F)		 3°C
(38°F)		 6°C
(44°F)		 12°C
(54°F)		 18°C
(64°F)		 22°C
(73°F)		 26°C
(78°F)		 24°C
(76°F)		 21°C
(70°F)		 15°C
(60°F)		 7°C
(45°F)		 3°C
(38°F)
Average low -2°C
(28°F)		 -1°C
(30°F)		 1°C
(35°F)		 7°C
(45°F)		 13°C
(55°F)		 17°C
(63°F)		 21°C
(70°F)		 20°C
(68°F)		 16°C
(62°F)		 11°C
(52°F)		 2°C
(36°F)		 -1°C
(31°F)
Mean minimum -12°C
(10°F)		 -11°C
(12°F)		 -9°C
(17°F)		 -1°C
(30°F)		 3°C
(38°F)		 11°C
(52°F)		 16°C
(61°F)		 15°C
(58°F)		 9°C
(48°F)		 2°C
(36°F)		 -5°C
(24°F)		 -9°C
(17°F)
Minimum -18°C
(-1°F)		 -17°C
(2°F)		 -14°C
(8°F)		 -3°C
(27°F)		 0°C
(33°F)		 8°C
(47°F)		 15°C
(59°F)		 13°C
(56°F)		 4°C
(39°F)		 0°C
(33°F)		 -6°C
(21°F)		 -12°C
(10°F)

Compare climate in Waynesboro with other places

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

Monthly average precipitation in Waynesboro, Pennsylvania, United States §

Waynesboro usually has the most precipitation in May, July and September, with an average of 11 rainy days and 123 mm (4.8 inches) of precipitation per month.The driest months in Waynesboro are January, March and November. On average, 79 mm (3.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Waynesboro, 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) 62 (2.4) 96 (3.8) 91 (3.6) 99 (3.9) 124 (4.9) 96 (3.8) 130 (5.1) 99 (3.9) 113 (4.5) 102 (4.0) 84 (3.3) 93 (3.7)
Average precipitation days (≥ 1 mm) 8 11 10 12 14 12 12 14 9 9 7 9

Monthly sunshine hours in Waynesboro, Pennsylvania, United States §

The sunniest months in Waynesboro are June, July and August, when the sun shines an average of 10 hours 32 minutes a day.Least sunny months in Waynesboro: January, February and December receive an average of 5 hours 22 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Waynesboro, 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 136 171 249 244 262 312 347 309 271 233 216 180
Mean daily daylight hours 9h 42m 10h 42m 11h 58m 13h 16m 14h 22m 14h 55m 14h 37m 13h 38m 12h 23m 11h 6m 9h 58m 9h 23m

Solar UV radiation in Waynesboro, Pennsylvania, United States §

Waynesboro 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 Waynesboro UV Index data.

Average daily maximum UV levels by month for Waynesboro, 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 7 9 10 10 10 9 8 7 4 3