What is the hottest month in Milledgeville?

July is the warmest month in Milledgeville, with an average high of 83.5°F.

What is the coldest month in Milledgeville?

January is the coldest month in Milledgeville, with an average low of 19.6°F.

What month does Milledgeville get the most rain?

May is typically the wettest month in Milledgeville, with about 4.45 inches of precipitation.

What plant hardiness zone is Milledgeville in?

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

Has the climate in Milledgeville changed recently?

8.2% of Milledgeville'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.

Milledgeville, OH

Climate overview — based on NOAA 1991-2020 normals from WASHINGTON COURT HOUSE, OH US.

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

Year-round temperatures (°F)

Avg high Avg low

Climate summary

Milledgeville has an annual average temperature of 51.8°F with about 40.8 inches of precipitation per year and 18.3 inches of snow. The warmest month is July (average high 83.5°F), and the coldest is January (average low 19.6°F). May is typically the wettest month (4.45 in) and February the driest (2.53 in). Snow typically falls from October through April.

Pleasant months

2 / 12

avg high 65–80°F, low ≥ 50°F

Annual swing

45.4°F

warmest to coldest month

Heating need

5,376

HDD/yr

Cooling need

615

CDD/yr

Best time to visit Milledgeville

Full guide →

Climate change signal

All-time records →

30 of 366 (8.2%) of Milledgeville'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.

1910s		30
1920s		25
1930s		93
1940s		48
1950s		42
1960s		22
1970s		24
1980s		23
1990s		19
2000s		2
2010s		21
2020s		17

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	36.0°F	19.6°F	27.8°F	3.01 in	7.9 in	12
February	39.9°F	21.9°F	30.9°F	2.53 in	3.7 in	10
March	50.2°F	29.6°F	39.9°F	3.76 in	2.8 in	12
April	63.8°F	39.5°F	51.6°F	4.06 in	0.3 in	13
May	73.0°F	50.5°F	61.8°F	4.45 in	—	13
June	80.7°F	59.6°F	70.1°F	4.33 in	—	12
July	83.5°F	62.9°F	73.2°F	3.95 in	—	11
August	82.3°F	61.1°F	71.7°F	3.35 in	—	8
September	77.2°F	53.9°F	65.5°F	2.69 in	—	8
October	65.7°F	42.3°F	54.0°F	2.69 in	0.2 in	10
November	51.8°F	31.9°F	41.9°F	2.78 in	0.7 in	11
December	40.7°F	25.1°F	32.9°F	3.19 in	2.7 in	11