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Monthly climate in Brownstown, Indiana, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Brownstown features a humid subtropical climate (Cfa).Temperatures typically range between 1 °C (33 °F) and 26 °C (78 °F) through the year, but rarely can drop to -20 °C (-3 °F) or can rise to as high as 36 °C (97 °F).The average annual precipitation amounts to about 1290 mm (50.8 inches) and receives 132 rainy days on the 1 mm (0.04 inches) threshold annually.Brownstown enjoys an average of 2914 hours of sunshine throughout the year, and daylight varies from 9 hours 28 minutes to 14 hours 50 minutes per day.

Monthly average temperatures in Brownstown, Indiana, United States §

The warmest months in Brownstown are June, July and August, with daily mean temperatures ranging from 24 to 26 °C (75 - 78 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 1 to 4 °C (33 - 39 °F) throughout the day. On average each year, Brownstown experiences 115 days above 25 °C (77.0 °F) and 73 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Brownstown, 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 19°C
(66°F)		 25°C
(78°F)		 26°C
(79°F)		 29°C
(85°F)		 34°C
(93°F)		 35°C
(95°F)		 35°C
(96°F)		 36°C
(97°F)		 34°C
(94°F)		 35°C
(94°F)		 27°C
(81°F)		 20°C
(69°F)
Mean maximum 16°C
(61°F)		 20°C
(68°F)		 22°C
(73°F)		 28°C
(83°F)		 31°C
(88°F)		 33°C
(92°F)		 34°C
(94°F)		 34°C
(94°F)		 33°C
(92°F)		 31°C
(87°F)		 21°C
(70°F)		 18°C
(65°F)
Average high 4°C
(40°F)		 7°C
(45°F)		 13°C
(55°F)		 18°C
(64°F)		 24°C
(75°F)		 29°C
(84°F)		 30°C
(87°F)		 29°C
(85°F)		 27°C
(81°F)		 20°C
(69°F)		 11°C
(52°F)		 8°C
(47°F)
Daily mean 1°C
(33°F)		 3°C
(37°F)		 7°C
(46°F)		 12°C
(55°F)		 19°C
(66°F)		 24°C
(75°F)		 26°C
(78°F)		 24°C
(76°F)		 22°C
(71°F)		 15°C
(59°F)		 6°C
(44°F)		 4°C
(39°F)
Average low -3°C
(27°F)		 -2°C
(30°F)		 3°C
(37°F)		 7°C
(45°F)		 14°C
(58°F)		 19°C
(66°F)		 21°C
(70°F)		 20°C
(67°F)		 16°C
(62°F)		 10°C
(51°F)		 2°C
(36°F)		 -0°C
(32°F)
Mean minimum -16°C
(4°F)		 -14°C
(7°F)		 -8°C
(18°F)		 -2°C
(28°F)		 4°C
(40°F)		 13°C
(56°F)		 16°C
(61°F)		 14°C
(57°F)		 9°C
(48°F)		 1°C
(34°F)		 -7°C
(20°F)		 -10°C
(15°F)
Minimum -20°C
(-3°F)		 -18°C
(-0°F)		 -16°C
(4°F)		 -4°C
(25°F)		 -0°C
(32°F)		 10°C
(50°F)		 15°C
(59°F)		 12°C
(54°F)		 7°C
(45°F)		 -1°C
(31°F)		 -14°C
(7°F)		 -17°C
(2°F)

Compare climate in Brownstown with other places

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

Monthly average precipitation in Brownstown, Indiana, United States §

Brownstown usually has the most precipitation in March, May and June, with an average of 13 rainy days and 132 mm (5.2 inches) of precipitation per month.The driest months in Brownstown are January, September and October. On average, 88 mm (3.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Brownstown, 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) 82 (3.2) 109 (4.3) 138 (5.4) 121 (4.8) 133 (5.2) 126 (5.0) 102 (4.0) 98 (3.9) 86 (3.4) 97 (3.8) 98 (3.9) 100 (3.9)
Average precipitation days (≥ 1 mm) 9 11 13 11 15 12 12 11 8 10 10 10

Monthly sunshine hours in Brownstown, Indiana, United States §

The sunniest months in Brownstown are June, July and August, when the sun shines an average of 10 hours 53 minutes a day.Least sunny months in Brownstown: January, February and December receive an average of 4 hours 59 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Brownstown, 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 121 157 217 239 279 329 347 324 284 243 195 175
Mean daily daylight hours 9h 46m 10h 44m 11h 58m 13h 14m 14h 18m 14h 50m 14h 33m 13h 36m 12h 23m 11h 7m 10h 1m 9h 28m

Solar UV radiation in Brownstown, Indiana, United States §

Brownstown experiences the highest level of ultraviolet (UV) radiation in May, 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 4. For more detailed information, check out our hourly Brownstown UV Index data.

Average daily maximum UV levels by month for Brownstown, 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 9 8 6 4 3