2025 Compare Climate & Weather:
Westmont, IL vs Los Angeles, CA

Highlights

On average, there are 284 sunny days per year in Los Angeles. Westmont averages 187 sunny days per year. The US average is 205 sunny days.

Los Angeles, California gets 15.5 inches of rain, on average, per year. Westmont, Illinois gets 38.7 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Los Angeles averages 0 inches of snow per year. Westmont averages 31.2 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Los Angeles, California
Summer High: the July high is around 83.6 degrees
Winter Low: the January low is 45.9
Rain: averages 15.5 inches of rain a year
Snow: averages 0 inches of snow a year

Westmont, Illinois
Summer High: the July high is around 83.9 degrees
Winter Low: the January low is 15.7
Rain: averages 38.7 inches of rain a year
Snow: averages 31.2 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Los Angeles is 9.1 (10=best), which means it is one of the most pleasant places in California.

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

Today's Weather - Westmont, IL

50°F

Today's Weather - Los Angeles, CA

61°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Westmont / Los Angeles

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

August is the hottest month for Los Angeles with an average high temperature of 85.0°, which ranks it as cooler than most places in California. In Los Angeles, there are 7 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Los Angeles are October, June and May.

January has the coldest nighttime temperatures for Westmont with an average of 15.7°. This is colder than most places in Illinois.

December has the coldest nighttime temperatures for Los Angeles with an average of 45.2°. This is one of the warmest places in California.

In Westmont, there are 9.5 days annually when the high temperature is over 90°, which is one of the coolest places in Illinois.

In Los Angeles, there are 37.3 days annually when the high temperature is over 90°, which is about average compared to other places in California.

In Westmont, there are 132.1 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Illinois.

In Los Angeles, there are 2.1 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.

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

In Los Angeles, 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 Westmont with 4.3 inches of rain, and the driest month is January with 1.9 inches. The wettest season is Autumn with 32% of yearly precipitation and 16% occurs in Spring, which is the driest season. The annual rainfall of 38.7 inches in Westmont means that it is about average compared to other places in Illinois.


February is the wettest month in Los Angeles with 3.9 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 61% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 15.5 inches in Los Angeles means that it is drier than most places in California.

May is the rainiest month in Westmont with 11.8 days of rain, and February is the driest month with only 8.2 rainy days. There are 120.2 rainy days annually in Westmont, 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.

February is the rainiest month in Los Angeles with 6.3 days of rain, and July is the driest month with only 0.3 rainy days. There are 33.7 rainy days annually in Los Angeles, which is less rainy than most places in California. The rainiest season is Spring when it rains 51% of the time and the driest is Autumn with only a 4% chance of a rainy day.

An annual snowfall of 31.2 inches in Westmont means that it is snowier than most places in Illinois.

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

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

Any measurable snowfall is a rare occurance in Los Angeles.