What is the climate like in Columbus, OH?

Columbus has an annual average temperature of 52.8°F with about 44.7 inches of precipitation per year. Climate type: Hot-summer humid continental (Köppen Dfa).

What is the hottest month in Columbus?

July is the warmest month in Columbus, with an average high of 85.0°F.

What is the coldest month in Columbus?

January is the coldest month in Columbus, with an average low of 20.9°F.

What month does Columbus get the most rain?

May is typically the wettest month in Columbus, with about 4.78 inches of precipitation.

What plant hardiness zone is Columbus in?

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

Columbus, OH

Climate overview — based on NOAA 1991-2020 normals from COLUMBUS WCMH, OH US.

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

Year-round temperatures (°F)

Avg high Avg low

Climate summary

Columbus has an annual average temperature of 52.8°F with about 44.7 inches of precipitation per year. The warmest month is July (average high 85.0°F), and the coldest is January (average low 20.9°F). May is typically the wettest month (4.78 in) and February the driest (2.63 in).

Pleasant months

2 / 12

avg high 65–80°F, low ≥ 50°F

Annual swing

46.1°F

warmest to coldest month

Heating need

5,181

HDD/yr

Cooling need

780

CDD/yr

Best time to visit Columbus

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Monthly averages

Month	Avg High	Avg Low	Avg Temp	Precipitation	Snow	Rainy days
January	36.5°F	20.9°F	28.7°F	3.09 in	—	15
February	40.3°F	22.6°F	31.4°F	2.63 in	—	13
March	50.6°F	31.0°F	40.8°F	3.88 in	—	13
April	64.2°F	40.8°F	52.5°F	4.04 in	—	14
May	74.1°F	51.4°F	62.8°F	4.78 in	—	15
June	82.0°F	61.1°F	71.5°F	4.70 in	—	12
July	85.0°F	64.6°F	74.8°F	4.28 in	—	11
August	84.1°F	62.5°F	73.3°F	3.84 in	—	10
September	78.1°F	54.6°F	66.4°F	3.78 in	—	9
October	65.8°F	43.4°F	54.6°F	3.19 in	—	12
November	52.3°F	32.9°F	42.6°F	3.04 in	—	10
December	40.9°F	26.8°F	33.9°F	3.41 in	—	13