2025 Compare Climate & Weather:
North Salt Lake, UT vs Willowbrook, IL

Highlights

On average, there are 192 sunny days per year in Willowbrook. North Salt Lake averages 226 sunny days per year. The US average is 205 sunny days.

Willowbrook, Illinois gets 39.1 inches of rain, on average, per year. North Salt Lake, Utah gets 19.6 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Willowbrook averages 31.3 inches of snow per year. North Salt Lake averages 54.1 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Willowbrook, Illinois
Summer High: the July high is around 83.9 degrees
Winter Low: the January low is 15.8
Rain: averages 39.1 inches of rain a year
Snow: averages 31.3 inches of snow a year

North Salt Lake, Utah
Summer High: the July high is around 90.8 degrees
Winter Low: the January low is 23.4
Rain: averages 19.6 inches of rain a year
Snow: averages 54.1 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for North Salt Lake is 7.2 (10=best), which means it is more comfortable than most places in Utah.

Today's Weather - North Salt Lake, UT

65°F

Today's Weather - Willowbrook, IL

74°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: North Salt Lake / Willowbrook

July is the hottest month for North Salt Lake with an average high temperature of 90.8°, which ranks it as about average compared to other places in Utah. In North Salt Lake, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for North Salt Lake are September, June and May.

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

January has the coldest nighttime temperatures for North Salt Lake with an average of 23.4°. This is one of the warmest places in Utah.

January has the coldest nighttime temperatures for Willowbrook with an average of 15.8°. This is colder than most places in Illinois.

In North Salt Lake, there are 41.4 days annually when the high temperature is over 90°, which is hotter than most places in Utah.

In Willowbrook, there are 9.6 days annually when the high temperature is over 90°, which is one of the coolest places in Illinois.

In North Salt Lake, there are 105.3 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Utah.

In Willowbrook, there are 131.3 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Illinois.

In North Salt Lake, there are 0.6 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Utah.

In Willowbrook, there are 5.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Illinois.

April is the wettest month in North Salt Lake with 2.5 inches of rain, and the driest month is July with 0.7 inches. The wettest season is Summer with 36% of yearly precipitation and 14% occurs in Autumn, which is the driest season. The annual rainfall of 19.6 inches in North Salt Lake means that it is wetter than most places in Utah.


August is the wettest month in Willowbrook with 4.5 inches of rain, and the driest month is February with 1.9 inches. The wettest season is Autumn with 32% of yearly precipitation and 17% occurs in Spring, which is the driest season. The annual rainfall of 39.1 inches in Willowbrook means that it is about average compared to other places in Illinois.

April is the rainiest month in North Salt Lake with 9.8 days of rain, and July is the driest month with only 4.1 rainy days. There are 91.9 rainy days annually in North Salt Lake, which is rainier than most places in Utah. The rainiest season is Spring when it rains 31% of the time and the driest is Autumn with only a 15% chance of a rainy day.

May is the rainiest month in Willowbrook with 11.8 days of rain, and February is the driest month with only 8.2 rainy days. There are 120.5 rainy days annually in Willowbrook, which is rainier than most places in Illinois. The rainiest season is Summer when it rains 27% of the time and the driest is Winter with only a 23% chance of a rainy day.

An annual snowfall of 54.1 inches in North Salt Lake means that it is snowier than most places in Utah.

An annual snowfall of 31.3 inches in Willowbrook means that it is snowier than most places in Illinois.

December is the snowiest month in North Salt Lake with 12.1 inches of snow, and 7 months of the year have significant snowfall.

January is the snowiest month in Willowbrook with 10.4 inches of snow, and 6 months of the year have significant snowfall.