What is the hottest month in Brownstown?

July is the warmest month in Brownstown, with an average high of 84.7°F.

What is the coldest month in Brownstown?

January is the coldest month in Brownstown, with an average low of 21.7°F.

What month does Brownstown get the most rain?

April is typically the wettest month in Brownstown, with about 5.43 inches of precipitation.

What plant hardiness zone is Brownstown in?

Brownstown is approximately in USDA plant hardiness Zone 7b, based on the average annual extreme minimum temperature.

Brownstown, IN

Climate overview — based on NOAA 1991-2020 normals from SEYMOUR 2 N, IN US.

Dfa Hot-summer humid continental climate 7b USDA hardiness Zone 7b

Year-round temperatures (°F)

Avg high Avg low

Climate summary

Brownstown has an annual average temperature of 53.1°F with about 49.6 inches of precipitation per year and 8 inches of snow. The warmest month is July (average high 84.7°F), and the coldest is January (average low 21.7°F). April is typically the wettest month (5.43 in) and February the driest (3.09 in). Snow typically falls from October through March.

Pleasant months

2 / 12

avg high 65–80°F, low ≥ 50°F

Annual swing

45°F

warmest to coldest month

Heating need

5,040

HDD/yr

Cooling need

756

CDD/yr

Best time to visit Brownstown

Full guide →

Climate change signal

All-time records →

2 of 366 (0.5%) of Brownstown's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.

1890s		16
1900s		19
1910s		70
1920s		29
1930s		90
1940s		45
1950s		35
1960s		11
1970s		16
1980s		7
1990s		15
2000s		9
2010s		2
2020s		2

Bars: number of all-time daily heat records still standing that were set in each decade.

Monthly averages

Month	Avg High	Avg Low	Avg Temp	Precipitation	Snow	Rainy days
January	37.5°F	21.7°F	29.6°F	3.39 in	2.8 in	10
February	41.9°F	23.6°F	32.7°F	3.09 in	1.8 in	8
March	52.4°F	31.5°F	42.0°F	4.26 in	2.0 in	10
April	64.5°F	41.5°F	53.0°F	5.43 in	—	11
May	74.0°F	52.5°F	63.3°F	5.43 in	—	12
June	81.8°F	61.2°F	71.5°F	4.99 in	—	10
July	84.7°F	64.4°F	74.6°F	4.18 in	—	9
August	84.0°F	61.9°F	72.9°F	4.31 in	—	6
September	78.2°F	54.3°F	66.2°F	3.36 in	—	7
October	66.9°F	42.4°F	54.6°F	3.59 in	0.2 in	7
November	53.3°F	33.0°F	43.1°F	3.72 in	0.1 in	8
December	41.6°F	25.7°F	33.7°F	3.82 in	1.1 in	10