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Monthly climate in Oak Grove, Kentucky, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Oak Grove features a humid subtropical climate (Cfa).Temperatures typically range between 3 °C (38 °F) and 27 °C (80 °F) through the year, but rarely can drop to -20 °C (-3 °F) or can rise to as high as 38 °C (100 °F).The average annual precipitation amounts to about 1483 mm (58.4 inches) and receives 136 rainy days on the 1 mm (0.04 inches) threshold annually.Oak Grove enjoys an average of 2981 hours of sunshine throughout the year, and daylight varies from 9 hours 37 minutes to 14 hours 40 minutes per day.

Monthly average temperatures in Oak Grove, Kentucky, United States §

The warmest months in Oak Grove are June, July and August, with daily mean temperatures ranging from 25 to 27 °C (77 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 3 to 6 °C (38 - 43 °F) throughout the day. On average each year, Oak Grove experiences 131 days above 25 °C (77.0 °F) and 56 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 Grove, Kentucky, 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
(71°F)		 27°C
(81°F)		 27°C
(82°F)		 31°C
(87°F)		 35°C
(96°F)		 35°C
(95°F)		 37°C
(99°F)		 38°C
(100°F)		 38°C
(100°F)		 37°C
(98°F)		 27°C
(82°F)		 23°C
(74°F)
Mean maximum 19°C
(67°F)		 23°C
(73°F)		 25°C
(77°F)		 29°C
(84°F)		 33°C
(92°F)		 34°C
(94°F)		 36°C
(96°F)		 35°C
(95°F)		 34°C
(93°F)		 31°C
(89°F)		 23°C
(74°F)		 20°C
(69°F)
Average high 7°C
(45°F)		 11°C
(51°F)		 16°C
(60°F)		 20°C
(68°F)		 26°C
(79°F)		 30°C
(86°F)		 32°C
(89°F)		 30°C
(87°F)		 28°C
(83°F)		 22°C
(73°F)		 14°C
(57°F)		 11°C
(52°F)
Daily mean 3°C
(38°F)		 6°C
(42°F)		 10°C
(51°F)		 14°C
(58°F)		 21°C
(69°F)		 25°C
(77°F)		 27°C
(80°F)		 25°C
(78°F)		 23°C
(73°F)		 17°C
(62°F)		 8°C
(47°F)		 6°C
(43°F)
Average low -1°C
(31°F)		 1°C
(34°F)		 5°C
(41°F)		 9°C
(48°F)		 16°C
(61°F)		 20°C
(68°F)		 22°C
(72°F)		 21°C
(69°F)		 18°C
(64°F)		 11°C
(52°F)		 3°C
(37°F)		 2°C
(35°F)
Mean minimum -13°C
(9°F)		 -11°C
(13°F)		 -6°C
(22°F)		 -1°C
(31°F)		 6°C
(43°F)		 14°C
(58°F)		 17°C
(63°F)		 15°C
(59°F)		 10°C
(50°F)		 2°C
(35°F)		 -6°C
(22°F)		 -7°C
(19°F)
Minimum -20°C
(-3°F)		 -17°C
(2°F)		 -11°C
(12°F)		 -3°C
(27°F)		 2°C
(36°F)		 11°C
(52°F)		 16°C
(61°F)		 13°C
(57°F)		 8°C
(46°F)		 0°C
(33°F)		 -11°C
(13°F)		 -11°C
(12°F)

Compare climate in Oak Grove with other places

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

Monthly average precipitation in Oak Grove, Kentucky, United States §

Oak Grove usually has the most precipitation in February, April and June, with an average of 12 rainy days and 154 mm (6.1 inches) of precipitation per month.The driest months in Oak Grove are January, August and November. On average, 99 mm (3.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Oak Grove, Kentucky, 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) 167 (6.6) 135 (5.3) 158 (6.2) 117 (4.6) 138 (5.4) 122 (4.8) 113 (4.4) 119 (4.7) 113 (4.5) 90 (3.6) 117 (4.6)
Average precipitation days (≥ 1 mm) 10 13 15 13 13 11 11 13 8 10 9 10

Monthly sunshine hours in Oak Grove, Kentucky, United States §

The sunniest months in Oak Grove are June, July and August, when the sun shines an average of 10 hours 48 minutes a day.Least sunny months in Oak Grove: January, February and December receive an average of 5 hours 14 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Oak Grove, Kentucky, 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 136 157 215 250 291 329 344 319 285 254 213 182
Mean daily daylight hours 9h 54m 10h 49m 11h 59m 13h 10m 14h 11m 14h 40m 14h 24m 13h 31m 12h 22m 11h 10m 10h 8m 9h 37m

Solar UV radiation in Oak Grove, Kentucky, United States §

Oak Grove experiences the highest level of ultraviolet (UV) radiation in April, 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 5. For more detailed information, check out our hourly Oak Grove UV Index data.

Average daily maximum UV levels by month for Oak Grove, Kentucky, 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 6 7 10 10 11 10 10 9 7 5 3