Climate in Warren County, Iowa

Warren County, Iowa gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Warren County averages 30 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 202 sunny days per year in Warren County. The US average is 205 sunny days.

Warren County gets some kind of precipitation, on average, 101 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 85 degrees
Winter Low: the January low is 12
Rain: averages 36 inches of rain a year
Snow: averages 30 inches of snow a year

BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for Warren County is 7.0 (10=best), which means it is more comfortable than most places in Iowa.

July is the hottest month for Warren County with an average high temperature of 85.0°, which ranks it as warmer than most places in Iowa. In Warren County, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Warren County are September, June and August.

January has the coldest nighttime temperatures for Warren County with an average of 12.4°. This is warmer than most places in Iowa.

In Warren County, there are 15.2 days annually when the high temperature is over 90°, which is hotter than most places in Iowa.

In Warren County, there are 137.9 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Iowa.

In Warren County, there are 14.0 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Iowa.

May is the wettest month in Warren County with 5.0 inches of rain, and the driest month is January with 0.9 inches. The wettest season is Autumn with 37% of yearly precipitation and 9% occurs in Spring, which is the driest season. The annual rainfall of 36.2 inches in Warren County means that it is wetter than most places in Iowa.

May is the rainiest month in Warren County with 12.1 days of rain, and January is the driest month with only 5.8 rainy days. There are 101.3 rainy days annually in Warren County, which is rainier than most places in Iowa. The rainiest season is Summer when it rains 30% of the time and the driest is Spring with only a 19% chance of a rainy day.

An annual snowfall of 29.8 inches in Warren County means that it is about average compared to other places in Iowa. December is the snowiest month in Warren County with 7.5 inches of snow, and 6 months of the year have significant snowfall.

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