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Monthly climate in Louisa, Kentucky, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Louisa features a humid subtropical climate (Cfa).Temperatures typically range between 3 °C (37 °F) and 25 °C (78 °F) through the year, but rarely can drop to -16 °C (4 °F) or can rise to as high as 36 °C (97 °F).The average annual precipitation amounts to about 1441 mm (56.7 inches) and receives 143 rainy days on the 1 mm (0.04 inches) threshold annually.Louisa enjoys an average of 2951 hours of sunshine throughout the year, and daylight varies from 9 hours 32 minutes to 14 hours 45 minutes per day.

Monthly average temperatures in Louisa, Kentucky, United States §

The warmest months in Louisa are June, July and August, with daily mean temperatures ranging from 23 to 25 °C (73 - 78 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 3 to 6 °C (37 - 42 °F) throughout the day. On average each year, Louisa experiences 117 days above 25 °C (77.0 °F) and 58 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Louisa, 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 24°C
(75°F)		 27°C
(81°F)		 29°C
(84°F)		 31°C
(89°F)		 34°C
(93°F)		 34°C
(94°F)		 35°C
(96°F)		 35°C
(95°F)		 36°C
(97°F)		 35°C
(96°F)		 28°C
(83°F)		 21°C
(70°F)
Mean maximum 19°C
(67°F)		 23°C
(74°F)		 26°C
(80°F)		 29°C
(85°F)		 31°C
(89°F)		 33°C
(91°F)		 34°C
(94°F)		 33°C
(92°F)		 32°C
(91°F)		 31°C
(87°F)		 24°C
(76°F)		 20°C
(68°F)
Average high 7°C
(45°F)		 11°C
(51°F)		 15°C
(58°F)		 19°C
(67°F)		 24°C
(76°F)		 27°C
(81°F)		 30°C
(87°F)		 29°C
(85°F)		 27°C
(81°F)		 22°C
(71°F)		 13°C
(56°F)		 10°C
(50°F)
Daily mean 3°C
(37°F)		 6°C
(42°F)		 9°C
(49°F)		 14°C
(57°F)		 19°C
(67°F)		 23°C
(73°F)		 25°C
(78°F)		 24°C
(75°F)		 22°C
(71°F)		 16°C
(61°F)		 8°C
(46°F)		 5°C
(42°F)
Average low -1°C
(31°F)		 1°C
(34°F)		 4°C
(39°F)		 8°C
(47°F)		 15°C
(59°F)		 18°C
(65°F)		 21°C
(70°F)		 20°C
(68°F)		 17°C
(63°F)		 11°C
(52°F)		 3°C
(38°F)		 1°C
(34°F)
Mean minimum -12°C
(10°F)		 -10°C
(14°F)		 -6°C
(21°F)		 -2°C
(29°F)		 5°C
(41°F)		 12°C
(55°F)		 15°C
(60°F)		 14°C
(58°F)		 10°C
(50°F)		 1°C
(34°F)		 -5°C
(23°F)		 -8°C
(18°F)
Minimum -16°C
(4°F)		 -15°C
(5°F)		 -11°C
(12°F)		 -3°C
(26°F)		 1°C
(34°F)		 9°C
(48°F)		 14°C
(57°F)		 13°C
(55°F)		 8°C
(47°F)		 -0°C
(32°F)		 -9°C
(16°F)		 -12°C
(10°F)

Compare climate in Louisa with other places

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

Monthly average precipitation in Louisa, Kentucky, United States §

Louisa usually has the most precipitation in February, May and June, with an average of 13 rainy days and 148 mm (5.8 inches) of precipitation per month.The driest months in Louisa are January, September and November. On average, 92 mm (3.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Louisa, 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) 100 (3.9) 152 (6.0) 118 (4.7) 127 (5.0) 132 (5.2) 160 (6.3) 117 (4.6) 120 (4.7) 103 (4.1) 116 (4.6) 74 (2.9) 123 (4.8)
Average precipitation days (≥ 1 mm) 10 13 13 13 14 14 13 15 8 11 8 11

Monthly sunshine hours in Louisa, Kentucky, United States §

The sunniest months in Louisa are June, July and August, when the sun shines an average of 10 hours 37 minutes a day.Least sunny months in Louisa: January, February and December receive an average of 4 hours 53 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Louisa, 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 128 154 235 247 298 310 348 318 284 254 209 162
Mean daily daylight hours 9h 50m 10h 47m 11h 58m 13h 12m 14h 14m 14h 45m 14h 28m 13h 33m 12h 22m 11h 9m 10h 5m 9h 32m

Solar UV radiation in Louisa, Kentucky, United States §

Louisa experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 10 - 10, which corresponds to the Very High category of sun exposure.January, February 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 Louisa UV Index data.

Average daily maximum UV levels by month for Louisa, 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 5 7 9 10 10 10 10 9 7 5 3