2025 Compare Climate & Weather:
Arthur, IL vs Kokomo, IN

Highlights

On average, there are 187 sunny days per year in Kokomo. Arthur averages 196 sunny days per year. The US average is 205 sunny days.

Kokomo, Indiana gets 41.9 inches of rain, on average, per year. Arthur, Illinois gets 40.8 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Kokomo averages 30.5 inches of snow per year. Arthur averages 12.7 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Kokomo, Indiana
Summer High: the July high is around 83.7 degrees
Winter Low: the January low is 16.5
Rain: averages 41.9 inches of rain a year
Snow: averages 30.5 inches of snow a year

Arthur, Illinois
Summer High: the July high is around 85.7 degrees
Winter Low: the January low is 18.5
Rain: averages 40.8 inches of rain a year
Snow: averages 12.7 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Kokomo is 6.9 (10=best), which means it is less comfortable than most places in Indiana.

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

Today's Weather - Arthur, IL

57°F

Today's Weather - Kokomo, IN

58°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Arthur / Kokomo

July is the hottest month for Arthur with an average high temperature of 85.7°, which ranks it as about average compared to other places in Illinois. In Arthur, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Arthur are September, May and June.

July is the hottest month for Kokomo with an average high temperature of 83.7°, which ranks it as cooler than most places in Indiana. In Kokomo, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Kokomo are September, June and August.

January has the coldest nighttime temperatures for Arthur with an average of 18.5°. This is warmer than most places in Illinois.

January has the coldest nighttime temperatures for Kokomo with an average of 16.5°. This is colder than most places in Indiana.

In Arthur, there are 18.9 days annually when the high temperature is over 90°, which is about average compared to other places in Illinois.

In Kokomo, there are 11.4 days annually when the high temperature is over 90°, which is cooler than most places in Indiana.

In Arthur, there are 115.4 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Illinois.

In Kokomo, there are 128.2 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Indiana.

In Arthur, there are 4.9 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Illinois.

In Kokomo, there are 7.7 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Indiana.

July is the wettest month in Arthur with 4.6 inches of rain, and the driest month is January with 2.0 inches. The wettest season is Autumn with 30% of yearly precipitation and 17% occurs in Spring, which is the driest season. The annual rainfall of 40.8 inches in Arthur means that it is wetter than most places in Illinois.


July is the wettest month in Kokomo with 5.0 inches of rain, and the driest month is February with 2.3 inches. The wettest season is Autumn with 32% of yearly precipitation and 18% occurs in Spring, which is the driest season. The annual rainfall of 41.9 inches in Kokomo means that it is about average compared to other places in Indiana.

May is the rainiest month in Arthur with 11.1 days of rain, and September is the driest month with only 6.5 rainy days. There are 100.4 rainy days annually in Arthur, which is less rainy than most places in Illinois. The rainiest season is Summer when it rains 30% of the time and the driest is Winter with only a 22% chance of a rainy day.

December is the rainiest month in Kokomo with 11.8 days of rain, and September is the driest month with only 7.5 rainy days. There are 119.8 rainy days annually in Kokomo, which is rainier than most places in Indiana. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 21% chance of a rainy day.

An annual snowfall of 12.7 inches in Arthur means that it is less snowy than most places in Illinois.

An annual snowfall of 30.5 inches in Kokomo means that it is snowier than most places in Indiana.

January is the snowiest month in Arthur with 5.2 inches of snow, and 4 months of the year have significant snowfall.

January is the snowiest month in Kokomo with 9.9 inches of snow, and 6 months of the year have significant snowfall.