What is the climate like in Bryan, OH?

Bryan has an annual average temperature of 49.7°F with about 37.4 inches of precipitation per year. Climate type: Hot-summer humid continental (Köppen Dfa).

What is the hottest month in Bryan?

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

What is the coldest month in Bryan?

January is the coldest month in Bryan, with an average low of 16.6°F.

What month does Bryan get the most rain?

May is typically the wettest month in Bryan, with about 4.04 inches of precipitation.

What plant hardiness zone is Bryan in?

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

Bryan, OH

Climate overview — based on NOAA 1991-2020 normals from BRYAN 2 SE, OH US.

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

Year-round temperatures (°F)

Avg high Avg low

Climate summary

Bryan has an annual average temperature of 49.7°F with about 37.4 inches of precipitation per year. The warmest month is July (average high 84.7°F), and the coldest is January (average low 16.6°F). May is typically the wettest month (4.04 in) and February the driest (2.16 in).

Pleasant months

1 / 12

avg high 65–80°F, low ≥ 50°F

Annual swing

49.1°F

warmest to coldest month

Heating need

6,078

HDD/yr

Cooling need

585

CDD/yr

Best time to visit Bryan

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Monthly averages

Month	Avg High	Avg Low	Avg Temp	Precipitation	Snow	Rainy days
January	32.2°F	16.6°F	24.4°F	2.48 in	—	13
February	35.7°F	17.7°F	26.7°F	2.16 in	—	12
March	46.2°F	27.3°F	36.8°F	2.75 in	—	11
April	59.7°F	36.8°F	48.2°F	3.73 in	—	13
May	71.3°F	49.2°F	60.2°F	4.04 in	—	13
June	80.8°F	58.9°F	69.9°F	3.96 in	—	11
July	84.7°F	62.4°F	73.5°F	3.94 in	—	9
August	82.3°F	59.9°F	71.1°F	3.25 in	—	10
September	76.4°F	52.1°F	64.3°F	3.29 in	—	10
October	63.7°F	40.8°F	52.3°F	2.61 in	—	13
November	48.8°F	30.2°F	39.5°F	2.93 in	—	11
December	37.5°F	22.5°F	30.0°F	2.24 in	—	12