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Monthly climate in Jacksonville, Pennsylvania, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Jacksonville features a humid continental climate (Dfb).Temperatures typically range between -1 °C (30 °F) and 23 °C (74 °F) through the year, but rarely can drop to -25 °C (-13 °F) or can rise to as high as 35 °C (95 °F).The average annual precipitation amounts to about 1417 mm (55.8 inches) and receives 170 rainy days on the 1 mm (0.04 inches) threshold annually.Jacksonville enjoys an average of 2767 hours of sunshine throughout the year, and daylight varies from 9 hours 18 minutes to 15 hours 0 minutes per day.

Monthly average temperatures in Jacksonville, Pennsylvania, United States §

The warmest months in Jacksonville are June, July and August, with daily mean temperatures ranging from 20 to 23 °C (69 - 74 °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 - 36 °F) throughout the day. On average each year, Jacksonville experiences 78 days above 25 °C (77.0 °F) and 92 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Jacksonville, 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)		 24°C
(75°F)		 24°C
(75°F)		 29°C
(84°F)		 31°C
(87°F)		 33°C
(91°F)		 35°C
(95°F)		 34°C
(94°F)		 33°C
(91°F)		 30°C
(86°F)		 25°C
(77°F)		 18°C
(65°F)
Mean maximum 16°C
(60°F)		 19°C
(66°F)		 21°C
(71°F)		 26°C
(80°F)		 30°C
(86°F)		 31°C
(89°F)		 32°C
(90°F)		 32°C
(90°F)		 31°C
(88°F)		 28°C
(82°F)		 21°C
(70°F)		 16°C
(61°F)
Average high 3°C
(37°F)		 6°C
(43°F)		 10°C
(50°F)		 15°C
(60°F)		 21°C
(70°F)		 25°C
(78°F)		 28°C
(82°F)		 27°C
(81°F)		 24°C
(76°F)		 18°C
(65°F)		 9°C
(49°F)		 5°C
(42°F)
Daily mean -1°C
(30°F)		 1°C
(34°F)		 5°C
(41°F)		 10°C
(51°F)		 16°C
(61°F)		 20°C
(69°F)		 23°C
(74°F)		 22°C
(72°F)		 19°C
(66°F)		 13°C
(56°F)		 5°C
(41°F)		 2°C
(36°F)
Average low -5°C
(23°F)		 -3°C
(27°F)		 -0°C
(32°F)		 5°C
(42°F)		 11°C
(53°F)		 16°C
(60°F)		 18°C
(66°F)		 18°C
(64°F)		 14°C
(58°F)		 9°C
(49°F)		 1°C
(34°F)		 -2°C
(29°F)
Mean minimum -18°C
(-0°F)		 -16°C
(3°F)		 -11°C
(13°F)		 -3°C
(27°F)		 1°C
(34°F)		 9°C
(48°F)		 13°C
(55°F)		 12°C
(53°F)		 7°C
(45°F)		 0°C
(33°F)		 -7°C
(21°F)		 -11°C
(13°F)
Minimum -25°C
(-13°F)		 -23°C
(-9°F)		 -15°C
(5°F)		 -5°C
(23°F)		 -2°C
(28°F)		 5°C
(41°F)		 11°C
(53°F)		 10°C
(51°F)		 3°C
(38°F)		 -2°C
(30°F)		 -10°C
(15°F)		 -16°C
(3°F)

Compare climate in Jacksonville with other places

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

Monthly average precipitation in Jacksonville, Pennsylvania, United States §

Jacksonville usually has the most precipitation in April, May and June, with an average of 16 rainy days and 141 mm (5.6 inches) of precipitation per month.The driest months in Jacksonville 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 Jacksonville, 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) 96 (3.8) 130 (5.1) 111 (4.4) 132 (5.2) 157 (6.2) 136 (5.3) 129 (5.1) 84 (3.3) 123 (4.9) 116 (4.6) 95 (3.7) 109 (4.3)
Average precipitation days (≥ 1 mm) 14 16 14 16 17 15 15 14 10 13 12 14

Monthly sunshine hours in Jacksonville, Pennsylvania, United States §

The sunniest months in Jacksonville are June, July and August, when the sun shines an average of 10 hours 23 minutes a day.Least sunny months in Jacksonville: January, February and December receive an average of 4 hours 20 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Jacksonville, 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 108 140 225 240 268 304 337 314 278 227 176 145
Mean daily daylight hours 9h 38m 10h 39m 11h 58m 13h 18m 14h 26m 15h 0m 14h 42m 13h 41m 12h 24m 11h 4m 9h 54m 9h 18m

Solar UV radiation in Jacksonville, Pennsylvania, United States §

Jacksonville 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 Jacksonville UV Index data.

Average daily maximum UV levels by month for Jacksonville, 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 6 4 2