2025 Compare Climate & Weather:
Bellevue, KY vs Ballwin, MO

Highlights

On average, there are 202 sunny days per year in Ballwin. Bellevue averages 178 sunny days per year. The US average is 205 sunny days.

Ballwin, Missouri gets 43.9 inches of rain, on average, per year. Bellevue, Kentucky gets 44.9 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Ballwin averages 12.3 inches of snow per year. Bellevue averages 13.2 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Ballwin, Missouri
Summer High: the July high is around 88 degrees
Winter Low: the January low is 21.3
Rain: averages 43.9 inches of rain a year
Snow: averages 12.3 inches of snow a year

Bellevue, Kentucky
Summer High: the July high is around 86.4 degrees
Winter Low: the January low is 21.9
Rain: averages 44.9 inches of rain a year
Snow: averages 13.2 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Ballwin is 7.2 (10=best), which means it is more comfortable than most places in Missouri.

The annual BestPlaces Comfort Index for Bellevue is 7.2 (10=best), which means it is less comfortable than most places in Kentucky.

Today's Weather - Bellevue, KY

72°F

Today's Weather - Ballwin, MO

77°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Bellevue / Ballwin

July is the hottest month for Bellevue with an average high temperature of 86.4°, which ranks it as cooler than most places in Kentucky. In Bellevue, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Bellevue are September, May and June.

July is the hottest month for Ballwin with an average high temperature of 88.0°, which ranks it as about average compared to other places in Missouri. In Ballwin, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Ballwin are September, May and June.

January has the coldest nighttime temperatures for Bellevue with an average of 21.9°. This is one of the coldest places in Kentucky.

January has the coldest nighttime temperatures for Ballwin with an average of 21.3°. This is warmer than most places in Missouri.

In Bellevue, there are 22.1 days annually when the high temperature is over 90°, which is cooler than most places in Kentucky.

In Ballwin, there are 33.0 days annually when the high temperature is over 90°, which is about average compared to other places in Missouri.

In Bellevue, there are 107.6 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Kentucky.

In Ballwin, there are 101.8 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Missouri.

In Bellevue, there are 2.5 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Kentucky.

In Ballwin, there are 2.7 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Missouri.

May is the wettest month in Bellevue with 5.5 inches of rain, and the driest month is February with 2.7 inches. The wettest season is Summer with 30% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 44.9 inches in Bellevue means that it is drier than most places in Kentucky.


May is the wettest month in Ballwin with 5.0 inches of rain, and the driest month is January with 2.4 inches. The wettest season is Summer with 28% of yearly precipitation and 18% occurs in Spring, which is the driest season. The annual rainfall of 43.9 inches in Ballwin means that it is about average compared to other places in Missouri.

May is the rainiest month in Bellevue with 12.0 days of rain, and September is the driest month with only 8.1 rainy days. There are 118.8 rainy days annually in Bellevue, which is about average compared to other places in Kentucky. The rainiest season is Summer when it rains 29% of the time and the driest is Winter with only a 22% chance of a rainy day.

May is the rainiest month in Ballwin with 11.0 days of rain, and January is the driest month with only 6.8 rainy days. There are 101.1 rainy days annually in Ballwin, which is rainier than most places in Missouri. The rainiest season is Summer when it rains 30% of the time and the driest is Spring with only a 22% chance of a rainy day.

An annual snowfall of 13.2 inches in Bellevue means that it is snowier than most places in Kentucky.

An annual snowfall of 12.3 inches in Ballwin means that it is less snowy than most places in Missouri.

February is the snowiest month in Bellevue with 4.3 inches of snow, and 4 months of the year have significant snowfall.

February is the snowiest month in Ballwin with 3.7 inches of snow, and 5 months of the year have significant snowfall.