2025 Compare Climate & Weather:
Olde West Chester, OH vs Decorah, IA

Highlights

On average, there are 192 sunny days per year in Decorah. Olde West Chester averages 179 sunny days per year. The US average is 205 sunny days.

Decorah, Iowa gets 35.6 inches of rain, on average, per year. Olde West Chester, Ohio gets 42.9 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Decorah averages 39.5 inches of snow per year. Olde West Chester averages 13.5 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Decorah, Iowa
Summer High: the July high is around 82.8 degrees
Winter Low: the January low is 7.8
Rain: averages 35.6 inches of rain a year
Snow: averages 39.5 inches of snow a year

Olde West Chester, Ohio
Summer High: the July high is around 86.5 degrees
Winter Low: the January low is 21
Rain: averages 42.9 inches of rain a year
Snow: averages 13.5 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Decorah is 6.7 (10=best), which means it is less comfortable than most places in Iowa.

The annual BestPlaces Comfort Index for Olde West Chester is 7.2 (10=best), which means it is one of the most pleasant places in Ohio.

Today's Weather - Olde West Chester, OH

57°F

Today's Weather - Decorah, IA

70°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Olde West Chester / Decorah

July is the hottest month for Olde West Chester with an average high temperature of 86.5°, which ranks it as one of the hottest places in Ohio. In Olde West Chester, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Olde West Chester are September, May and June.

July is the hottest month for Decorah with an average high temperature of 82.8°, which ranks it as cooler than most places in Iowa. In Decorah, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Decorah are June, August and September.

January has the coldest nighttime temperatures for Olde West Chester with an average of 21.0°. This is warmer than most places in Ohio.

January has the coldest nighttime temperatures for Decorah with an average of 7.8°. This is colder than most places in Iowa.

In Olde West Chester, there are 22.4 days annually when the high temperature is over 90°, which is one of the hottest places in Ohio.

In Decorah, there are 8.3 days annually when the high temperature is over 90°, which is cooler than most places in Iowa.

In Olde West Chester, there are 114.0 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Ohio.

In Decorah, there are 154.5 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Iowa.

In Olde West Chester, there are 3.4 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Ohio.

In Decorah, there are 23.8 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Iowa.

May is the wettest month in Olde West Chester with 5.2 inches of rain, and the driest month is February with 2.5 inches. The wettest season is Summer with 30% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 42.9 inches in Olde West Chester means that it is wetter than most places in Ohio.


June is the wettest month in Decorah with 5.1 inches of rain, and the driest month is January with 0.9 inches. The wettest season is Autumn with 40% of yearly precipitation and 9% occurs in Spring, which is the driest season. The annual rainfall of 35.6 inches in Decorah means that it is about average compared to other places in Iowa.

May is the rainiest month in Olde West Chester with 12.1 days of rain, and September is the driest month with only 6.8 rainy days. There are 112.2 rainy days annually in Olde West Chester, which is one of the least rainy places in Ohio. The rainiest season is Summer when it rains 30% of the time and the driest is Winter with only a 21% chance of a rainy day.

May is the rainiest month in Decorah with 12.1 days of rain, and February is the driest month with only 5.7 rainy days. There are 106.2 rainy days annually in Decorah, which is rainier than most places in Iowa. The rainiest season is Autumn when it rains 29% of the time and the driest is Spring with only a 19% chance of a rainy day.

An annual snowfall of 13.5 inches in Olde West Chester means that it is one of the least snowy places in Ohio.

An annual snowfall of 39.5 inches in Decorah means that it is one of the snowiest places in Iowa.

January is the snowiest month in Olde West Chester with 4.3 inches of snow, and 4 months of the year have significant snowfall.

December is the snowiest month in Decorah with 10.6 inches of snow, and 6 months of the year have significant snowfall.