2025 Compare Climate & Weather:
Chicago, IL vs Greenfield, CA

Highlights

On average, there are 265 sunny days per year in Greenfield. Chicago averages 189 sunny days per year. The US average is 205 sunny days.

Greenfield, California gets 23.1 inches of rain, on average, per year. Chicago, Illinois gets 38.2 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Greenfield averages 0 inches of snow per year. Chicago averages 35.1 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Greenfield, California
Summer High: the July high is around 80.9 degrees
Winter Low: the January low is 39.5
Rain: averages 23.1 inches of rain a year
Snow: averages 0 inches of snow a year

Chicago, Illinois
Summer High: the July high is around 83.9 degrees
Winter Low: the January low is 19.2
Rain: averages 38.2 inches of rain a year
Snow: averages 35.1 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Greenfield is 8.6 (10=best), which means it is more comfortable than most places in California.

The annual BestPlaces Comfort Index for Chicago is 7.0 (10=best), which means it is about average compared to other places in Illinois.

Today's Weather - Chicago, IL

59°F

Today's Weather - Greenfield, CA

88°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Chicago / Greenfield

July is the hottest month for Chicago with an average high temperature of 83.9°, which ranks it as cooler than most places in Illinois. In Chicago, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Chicago are June, September and August.

September is the hottest month for Greenfield with an average high temperature of 82.1°, which ranks it as cooler than most places in California. In Greenfield, there are 7 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Greenfield are October, June and May.

January has the coldest nighttime temperatures for Chicago with an average of 19.2°. This is warmer than most places in Illinois.

December has the coldest nighttime temperatures for Greenfield with an average of 38.7°. This is warmer than most places in California.

In Chicago, there are 13.6 days annually when the high temperature is over 90°, which is cooler than most places in Illinois.

In Greenfield, there are 23.3 days annually when the high temperature is over 90°, which is cooler than most places in California.

In Chicago, there are 103.9 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Illinois.

In Greenfield, there are 14.8 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in California.

In Chicago, there are 4.0 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Illinois.

In Greenfield, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in California.

August is the wettest month in Chicago with 4.2 inches of rain, and the driest month is January with 2.0 inches. The wettest season is Autumn with 31% of yearly precipitation and 17% occurs in Spring, which is the driest season. The annual rainfall of 38.2 inches in Chicago means that it is drier than most places in Illinois.


February is the wettest month in Greenfield with 4.6 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 58% of yearly precipitation and 0% occurs in Autumn, which is the driest season. The annual rainfall of 23.1 inches in Greenfield means that it is wetter than most places in California.

May is the rainiest month in Chicago with 11.5 days of rain, and February is the driest month with only 8.4 rainy days. There are 124.8 rainy days annually in Chicago, which is one of the rainiest places in Illinois. The rainiest season is Summer when it rains 27% of the time and the driest is Spring with only a 24% chance of a rainy day.

February is the rainiest month in Greenfield with 9.7 days of rain, and July is the driest month with only 0.2 rainy days. There are 56.4 rainy days annually in Greenfield, which is about average compared to other places in California. The rainiest season is Spring when it rains 50% of the time and the driest is Autumn with only a 2% chance of a rainy day.

An annual snowfall of 35.1 inches in Chicago means that it is one of the snowiest places in Illinois.

There is rarely any recorded snowfall in Greenfield, ranking it as one of the least snowy places in California.

January is the snowiest month in Chicago with 11.0 inches of snow, and 6 months of the year have significant snowfall.

Any measurable snowfall is a rare occurance in Greenfield.