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Monthly climate in Boonville, Indiana, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Boonville features a humid subtropical climate (Cfa).Temperatures typically range between 2 °C (36 °F) and 27 °C (80 °F) through the year, but rarely can drop to -17 °C (2 °F) or can rise to as high as 37 °C (98 °F).The average annual precipitation amounts to about 1300 mm (51.2 inches) and receives 123 rainy days on the 1 mm (0.04 inches) threshold annually.Boonville enjoys an average of 2978 hours of sunshine throughout the year, and daylight varies from 9 hours 33 minutes to 14 hours 45 minutes per day.

Monthly average temperatures in Boonville, Indiana, United States §

The warmest months in Boonville 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 2 to 5 °C (36 - 42 °F) throughout the day. On average each year, Boonville experiences 128 days above 25 °C (77.0 °F) and 61 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Boonville, 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
(69°F)		 25°C
(78°F)		 27°C
(80°F)		 30°C
(86°F)		 33°C
(92°F)		 35°C
(96°F)		 37°C
(98°F)		 35°C
(95°F)		 35°C
(95°F)		 35°C
(96°F)		 27°C
(81°F)		 23°C
(73°F)
Mean maximum 18°C
(65°F)		 21°C
(70°F)		 24°C
(75°F)		 29°C
(84°F)		 32°C
(90°F)		 34°C
(93°F)		 35°C
(95°F)		 34°C
(94°F)		 33°C
(92°F)		 31°C
(89°F)		 22°C
(73°F)		 20°C
(68°F)
Average high 6°C
(43°F)		 9°C
(49°F)		 14°C
(58°F)		 19°C
(67°F)		 25°C
(78°F)		 30°C
(85°F)		 31°C
(88°F)		 30°C
(86°F)		 28°C
(83°F)		 22°C
(71°F)		 13°C
(55°F)		 10°C
(50°F)
Daily mean 2°C
(36°F)		 4°C
(40°F)		 9°C
(49°F)		 14°C
(57°F)		 21°C
(69°F)		 25°C
(77°F)		 27°C
(80°F)		 25°C
(78°F)		 23°C
(73°F)		 16°C
(62°F)		 8°C
(46°F)		 5°C
(42°F)
Average low -2°C
(29°F)		 -0°C
(32°F)		 4°C
(40°F)		 9°C
(48°F)		 16°C
(61°F)		 20°C
(68°F)		 22°C
(73°F)		 21°C
(70°F)		 18°C
(64°F)		 11°C
(52°F)		 3°C
(37°F)		 1°C
(34°F)
Mean minimum -13°C
(9°F)		 -12°C
(10°F)		 -6°C
(21°F)		 -1°C
(31°F)		 6°C
(43°F)		 15°C
(59°F)		 17°C
(63°F)		 15°C
(60°F)		 9°C
(49°F)		 2°C
(36°F)		 -6°C
(21°F)		 -8°C
(17°F)
Minimum -17°C
(2°F)		 -16°C
(4°F)		 -12°C
(11°F)		 -3°C
(27°F)		 3°C
(38°F)		 11°C
(52°F)		 16°C
(61°F)		 14°C
(58°F)		 9°C
(48°F)		 -1°C
(31°F)		 -12°C
(12°F)		 -15°C
(6°F)

Compare climate in Boonville with other places

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

Monthly average precipitation in Boonville, Indiana, United States §

Boonville usually has the most precipitation in February, March and May, with an average of 13 rainy days and 132 mm (5.2 inches) of precipitation per month.The driest months in Boonville are July, August and September. On average, 84 mm (3.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Boonville, 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) 94 (3.7) 124 (4.9) 139 (5.5) 120 (4.7) 134 (5.3) 118 (4.6) 81 (3.2) 84 (3.3) 86 (3.4) 121 (4.8) 93 (3.7) 105 (4.1)
Average precipitation days (≥ 1 mm) 8 12 12 11 15 10 9 10 7 10 9 10

Monthly sunshine hours in Boonville, Indiana, United States §

The sunniest months in Boonville are June, July and August, when the sun shines an average of 10 hours 58 minutes a day.Least sunny months in Boonville: January, February and December receive an average of 5 hours 10 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Boonville, 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 130 158 212 252 284 332 352 324 292 247 207 182
Mean daily daylight hours 9h 51m 10h 47m 11h 58m 13h 12m 14h 14m 14h 45m 14h 28m 13h 33m 12h 22m 11h 9m 10h 5m 9h 33m

Solar UV radiation in Boonville, Indiana, United States §

Boonville experiences the highest level of ultraviolet (UV) radiation in April, May and June, 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 Boonville UV Index data.

Average daily maximum UV levels by month for Boonville, 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 10 10 11 10 9 9 7 4 3