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Monthly climate in Smiths Grove, Kentucky, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Smiths Grove features a humid subtropical climate (Cfa).Temperatures typically range between 4 °C (39 °F) and 27 °C (80 °F) through the year, but rarely can drop to -19 °C (-2 °F) or can rise to as high as 38 °C (100 °F).The average annual precipitation amounts to about 1597 mm (62.9 inches) and receives 138 rainy days on the 1 mm (0.04 inches) threshold annually.Smiths Grove enjoys an average of 2948 hours of sunshine throughout the year, and daylight varies from 9 hours 38 minutes to 14 hours 39 minutes per day.

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

The warmest months in Smiths Grove are June, July and August, with daily mean temperatures ranging from 24 to 27 °C (76 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 6 °C (39 - 44 °F) throughout the day. On average each year, Smiths Grove experiences 130 days above 25 °C (77.0 °F) and 54 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Smiths 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
(70°F)		 27°C
(80°F)		 27°C
(82°F)		 31°C
(88°F)		 34°C
(94°F)		 34°C
(94°F)		 37°C
(99°F)		 38°C
(100°F)		 37°C
(98°F)		 37°C
(98°F)		 27°C
(81°F)		 23°C
(73°F)
Mean maximum 20°C
(67°F)		 23°C
(74°F)		 25°C
(77°F)		 29°C
(84°F)		 33°C
(91°F)		 33°C
(92°F)		 36°C
(96°F)		 34°C
(94°F)		 33°C
(92°F)		 31°C
(88°F)		 23°C
(74°F)		 20°C
(68°F)
Average high 8°C
(46°F)		 11°C
(52°F)		 16°C
(61°F)		 20°C
(68°F)		 26°C
(79°F)		 29°C
(85°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 4°C
(39°F)		 6°C
(43°F)		 10°C
(51°F)		 14°C
(58°F)		 21°C
(70°F)		 24°C
(76°F)		 27°C
(80°F)		 25°C
(78°F)		 23°C
(73°F)		 17°C
(62°F)		 8°C
(47°F)		 6°C
(44°F)
Average low -0°C
(32°F)		 2°C
(35°F)		 5°C
(42°F)		 9°C
(49°F)		 16°C
(61°F)		 20°C
(68°F)		 22°C
(72°F)		 21°C
(70°F)		 18°C
(64°F)		 11°C
(53°F)		 3°C
(38°F)		 2°C
(36°F)
Mean minimum -12°C
(11°F)		 -9°C
(15°F)		 -6°C
(21°F)		 -1°C
(31°F)		 6°C
(44°F)		 14°C
(57°F)		 17°C
(64°F)		 15°C
(60°F)		 10°C
(51°F)		 2°C
(35°F)		 -5°C
(23°F)		 -7°C
(19°F)
Minimum -19°C
(-2°F)		 -14°C
(7°F)		 -11°C
(12°F)		 -2°C
(28°F)		 3°C
(37°F)		 11°C
(51°F)		 16°C
(61°F)		 14°C
(58°F)		 8°C
(47°F)		 -1°C
(31°F)		 -9°C
(16°F)		 -11°C
(12°F)

Compare climate in Smiths Grove with other places

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

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

Smiths Grove usually has the most precipitation in February, April and June, with an average of 13 rainy days and 166 mm (6.5 inches) of precipitation per month.The driest months in Smiths Grove are January, July and November. On average, 101 mm (4.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Smiths 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) 97 (3.8) 180 (7.1) 140 (5.5) 158 (6.2) 121 (4.8) 159 (6.3) 120 (4.7) 134 (5.3) 132 (5.2) 131 (5.2) 87 (3.4) 137 (5.4)
Average precipitation days (≥ 1 mm) 10 14 15 13 12 12 11 14 8 10 8 11

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

The sunniest months in Smiths Grove are June, July and August, when the sun shines an average of 10 hours 40 minutes a day.Least sunny months in Smiths Grove: January, February and December receive an average of 5 hours 8 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Smiths 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 135 155 215 245 288 324 340 316 282 254 210 177
Mean daily daylight hours 9h 55m 10h 50m 11h 59m 13h 10m 14h 9m 14h 39m 14h 23m 13h 30m 12h 22m 11h 11m 10h 9m 9h 38m

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

Smiths Grove experiences the highest level of ultraviolet (UV) radiation in April, June and July, 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 Smiths Grove UV Index data.

Average daily maximum UV levels by month for Smiths 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 11 10 9 7 5 3