2025 Compare Climate & Weather:
Oconomowoc, WI vs Louisville, KY

Highlights

On average, there are 195 sunny days per year in Louisville. Oconomowoc averages 193 sunny days per year. The US average is 205 sunny days.

Louisville, Kentucky gets 46.2 inches of rain, on average, per year. Oconomowoc, Wisconsin gets 36 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Louisville averages 8.7 inches of snow per year. Oconomowoc averages 42.3 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Louisville, Kentucky
Summer High: the July high is around 87.6 degrees
Winter Low: the January low is 25.5
Rain: averages 46.2 inches of rain a year
Snow: averages 8.7 inches of snow a year

Oconomowoc, Wisconsin
Summer High: the July high is around 81.9 degrees
Winter Low: the January low is 10.3
Rain: averages 36 inches of rain a year
Snow: averages 42.3 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Louisville-Jefferson County is 7.3 (10=best), which means it is one of the most pleasant places in Kentucky.

The annual BestPlaces Comfort Index for Oconomowoc is 6.6 (10=best), which means it is more comfortable than most places in Wisconsin.

Today's Weather - Oconomowoc, WI

43°F

Today's Weather - Louisville, KY

58°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Oconomowoc / Louisville

July is the hottest month for Oconomowoc with an average high temperature of 81.9°, which ranks it as warmer than most places in Wisconsin. In Oconomowoc, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Oconomowoc are June, August and July.

July is the hottest month for Louisville-Jefferson County with an average high temperature of 87.6°, which ranks it as warmer than most places in Kentucky. In Louisville-Jefferson County, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Louisville-Jefferson County are May, September and June.

January has the coldest nighttime temperatures for Oconomowoc with an average of 10.3°. This is warmer than most places in Wisconsin.

January has the coldest nighttime temperatures for Louisville-Jefferson County with an average of 25.5°. This is warmer than most places in Kentucky.

In Oconomowoc, there are 6.8 days annually when the high temperature is over 90°, which is hotter than most places in Wisconsin.

In Louisville-Jefferson County, there are 29.0 days annually when the high temperature is over 90°, which is about average compared to other places in Kentucky.

In Oconomowoc, there are 147.2 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Wisconsin.

In Louisville-Jefferson County, there are 82.2 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Kentucky.

In Oconomowoc, there are 17.7 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Wisconsin.

In Louisville-Jefferson County, there are 0.5 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Kentucky.

June is the wettest month in Oconomowoc with 4.6 inches of rain, and the driest month is January with 1.3 inches. The wettest season is Autumn with 37% of yearly precipitation and 13% occurs in Spring, which is the driest season. The annual rainfall of 36.0 inches in Oconomowoc means that it is wetter than most places in Wisconsin.


May is the wettest month in Louisville-Jefferson County with 5.2 inches of rain, and the driest month is September with 3.2 inches. The wettest season is Summer with 29% of yearly precipitation and 22% occurs in Winter, which is the driest season. The annual rainfall of 46.2 inches in Louisville-Jefferson County means that it is drier than most places in Kentucky.

May is the rainiest month in Oconomowoc with 12.8 days of rain, and February is the driest month with only 8.7 rainy days. There are 125.8 rainy days annually in Oconomowoc, which is one of the rainiest places in Wisconsin. The rainiest season is Summer when it rains 27% of the time and the driest is Spring with only a 23% chance of a rainy day.

May is the rainiest month in Louisville-Jefferson County with 11.7 days of rain, and September is the driest month with only 7.2 rainy days. There are 115.3 rainy days annually in Louisville-Jefferson County, 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 21% chance of a rainy day.

An annual snowfall of 42.3 inches in Oconomowoc means that it is about average compared to other places in Wisconsin.

An annual snowfall of 8.7 inches in Louisville-Jefferson County means that it is about average compared to other places in Kentucky.

December is the snowiest month in Oconomowoc with 12.1 inches of snow, and 6 months of the year have significant snowfall.

February is the snowiest month in Louisville-Jefferson County with 2.9 inches of snow, and 4 months of the year have significant snowfall.