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Monthly climate in Oak Park, Indiana, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Oak Park features a humid subtropical climate (Cfa).Temperatures typically range between 2 °C (35 °F) and 26 °C (79 °F) through the year, but rarely can drop to -18 °C (0 °F) or can rise to as high as 36 °C (97 °F).The average annual precipitation amounts to about 1357 mm (53.4 inches) and receives 132 rainy days on the 1 mm (0.04 inches) threshold annually.Oak Park enjoys an average of 2911 hours of sunshine throughout the year, and daylight varies from 9 hours 32 minutes to 14 hours 46 minutes per day.

Monthly average temperatures in Oak Park, Indiana, United States §

The warmest months in Oak Park are June, July and August, with daily mean temperatures ranging from 24 to 26 °C (75 - 79 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 2 to 5 °C (35 - 41 °F) throughout the day. On average each year, Oak Park experiences 119 days above 25 °C (77.0 °F) and 64 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Oak Park, Indiana, 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)		 26°C
(79°F)		 27°C
(81°F)		 29°C
(84°F)		 33°C
(92°F)		 34°C
(93°F)		 35°C
(95°F)		 35°C
(95°F)		 36°C
(97°F)		 35°C
(96°F)		 27°C
(80°F)		 22°C
(71°F)
Mean maximum 18°C
(64°F)		 21°C
(70°F)		 24°C
(75°F)		 28°C
(83°F)		 31°C
(89°F)		 33°C
(92°F)		 35°C
(95°F)		 34°C
(93°F)		 33°C
(91°F)		 30°C
(87°F)		 22°C
(72°F)		 19°C
(67°F)
Average high 6°C
(43°F)		 9°C
(48°F)		 14°C
(57°F)		 19°C
(66°F)		 25°C
(77°F)		 28°C
(84°F)		 31°C
(87°F)		 30°C
(85°F)		 27°C
(82°F)		 21°C
(70°F)		 12°C
(54°F)		 9°C
(49°F)
Daily mean 2°C
(35°F)		 4°C
(40°F)		 9°C
(48°F)		 13°C
(56°F)		 20°C
(67°F)		 24°C
(75°F)		 26°C
(79°F)		 25°C
(76°F)		 22°C
(72°F)		 16°C
(60°F)		 7°C
(45°F)		 5°C
(41°F)
Average low -2°C
(29°F)		 -0°C
(32°F)		 4°C
(39°F)		 8°C
(47°F)		 15°C
(59°F)		 19°C
(66°F)		 21°C
(71°F)		 20°C
(68°F)		 17°C
(63°F)		 11°C
(51°F)		 3°C
(37°F)		 1°C
(34°F)
Mean minimum -14°C
(6°F)		 -12°C
(10°F)		 -6°C
(21°F)		 -1°C
(30°F)		 5°C
(42°F)		 13°C
(57°F)		 17°C
(62°F)		 14°C
(58°F)		 9°C
(49°F)		 1°C
(34°F)		 -6°C
(22°F)		 -8°C
(17°F)
Minimum -18°C
(-0°F)		 -18°C
(-0°F)		 -12°C
(11°F)		 -3°C
(27°F)		 0°C
(33°F)		 9°C
(49°F)		 15°C
(60°F)		 13°C
(56°F)		 8°C
(47°F)		 -1°C
(31°F)		 -10°C
(14°F)		 -14°C
(8°F)

Compare climate in Oak Park with other places

Compare temperature, precipitation, sunshine, UV index in Oak Park, Indiana, United States with other places around the world.

Monthly average precipitation in Oak Park, Indiana, United States §

Oak Park usually has the most precipitation in March, April and June, with an average of 12 rainy days and 140 mm (5.5 inches) of precipitation per month.The driest months in Oak Park are January, August and November. On average, 90 mm (3.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Oak Park, Indiana, 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) 87 (3.4) 128 (5.0) 132 (5.2) 137 (5.4) 128 (5.0) 151 (5.9) 98 (3.9) 94 (3.7) 112 (4.4) 98 (3.9) 88 (3.5) 106 (4.2)
Average precipitation days (≥ 1 mm) 9 13 13 12 14 12 11 11 8 10 9 10

Monthly sunshine hours in Oak Park, Indiana, United States §

The sunniest months in Oak Park are June, July and August, when the sun shines an average of 10 hours 42 minutes a day.Least sunny months in Oak Park: January, February and December receive an average of 4 hours 57 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Oak Park, Indiana, 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 128 151 218 240 286 321 345 317 280 247 201 171
Mean daily daylight hours 9h 50m 10h 46m 11h 58m 13h 13m 14h 15m 14h 46m 14h 29m 13h 33m 12h 22m 11h 9m 10h 4m 9h 32m

Solar UV radiation in Oak Park, Indiana, United States §

Oak Park experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / Extreme 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 Oak Park UV Index data.

Average daily maximum UV levels by month for Oak Park, Indiana, 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 11 10 10 8 7 4 3