What is the hottest month in Reinbeck?

July is the warmest month in Reinbeck, with an average high of 82.9°F.

What is the coldest month in Reinbeck?

January is the coldest month in Reinbeck, with an average low of 8.7°F.

What month does Reinbeck get the most rain?

June is typically the wettest month in Reinbeck, with about 5.65 inches of precipitation.

What plant hardiness zone is Reinbeck in?

Reinbeck is approximately in USDA plant hardiness Zone 6a, based on the average annual extreme minimum temperature.

Has the climate in Reinbeck changed recently?

9.3% of Reinbeck's all-time daily heat records were set in the last decade (since 2015), compared to roughly 5% if records were evenly distributed over time.

Reinbeck, IA

Climate overview — based on NOAA 1991-2020 normals from GRUNDY CTR, IA US.

Dfa Hot-summer humid continental climate 6a USDA hardiness Zone 6a

Year-round temperatures (°F)

Avg high Avg low

Climate summary

Reinbeck has an annual average temperature of 47.1°F with about 36.8 inches of precipitation per year and 32.3 inches of snow. The warmest month is July (average high 82.9°F), and the coldest is January (average low 8.7°F). June is typically the wettest month (5.65 in) and January the driest (0.83 in). Snow typically falls from October through April.

Pleasant months

2 / 12

avg high 65–80°F, low ≥ 50°F

Annual swing

55.3°F

warmest to coldest month

Heating need

6,987

HDD/yr

Cooling need

528

CDD/yr

Best time to visit Reinbeck

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Climate change signal

All-time records →

34 of 366 (9.3%) of Reinbeck'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		12
1910s		42
1920s		34
1930s		89
1940s		23
1950s		18
1960s		11
1970s		7
1980s		21
1990s		21
2000s		25
2010s		25
2020s		22

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	26.1°F	8.7°F	17.4°F	0.83 in	9.2 in	6
February	30.7°F	12.7°F	21.7°F	0.98 in	5.9 in	6
March	44.1°F	24.3°F	34.2°F	1.88 in	3.9 in	7
April	58.7°F	35.5°F	47.1°F	3.88 in	1.4 in	10
May	70.4°F	48.3°F	59.3°F	4.89 in	—	12
June	80.0°F	59.5°F	69.7°F	5.65 in	—	11
July	82.9°F	62.4°F	72.7°F	4.43 in	—	9
August	80.9°F	59.6°F	70.2°F	4.80 in	—	9
September	75.1°F	50.6°F	62.8°F	3.28 in	—	8
October	61.9°F	38.4°F	50.2°F	2.88 in	0.3 in	8
November	45.4°F	26.2°F	35.8°F	1.88 in	2.1 in	7
December	32.1°F	15.1°F	23.6°F	1.44 in	9.5 in	7