2025 Compare Climate & Weather:
Monrovia, CA vs Big Bear City, CA

Highlights

On average, there are 285 sunny days per year in Big Bear City. Monrovia averages 285 sunny days per year. The US average is 205 sunny days.

Big Bear City, California gets 20.4 inches of rain, on average, per year. Monrovia, California gets 20.2 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Big Bear City averages 65.6 inches of snow per year. Monrovia averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Big Bear City, California
Summer High: the July high is around 81.1 degrees
Winter Low: the January low is 21.2
Rain: averages 20.4 inches of rain a year
Snow: averages 65.6 inches of snow a year

Monrovia, California
Summer High: the July high is around 87.7 degrees
Winter Low: the January low is 46.6
Rain: averages 20.2 inches of rain a year
Snow: averages 0 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Big Bear City is 7.3 (10=best), which means it is less comfortable than most places in California.

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

Today's Weather - Monrovia, CA

64°F

Today's Weather - Big Bear City, CA

60°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Monrovia / Big Bear City

August is the hottest month for Monrovia with an average high temperature of 89.2°, which ranks it as about average compared to other places in California. In Monrovia, there are 6 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Monrovia are May, April and October.

July is the hottest month for Big Bear City with an average high temperature of 81.1°, which ranks it as cooler than most places in California. In Big Bear City, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Big Bear City are August, June and July.

December has the coldest nighttime temperatures for Monrovia with an average of 45.8°. This is one of the warmest places in California.

January has the coldest nighttime temperatures for Big Bear City with an average of 21.2°. This is one of the coldest places in California.

In Monrovia, there are 49.7 days annually when the high temperature is over 90°, which is about average compared to other places in California.

In Big Bear City, there are 1.1 days annually when the high temperature is over 90°, which is one of the coolest places in California.

In Monrovia, there are 0.5 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in California.

In Big Bear City, there are 183.3 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in California.

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

In Big Bear City, there are 0.5 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in California.

February is the wettest month in Monrovia with 4.9 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 59% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 20.2 inches in Monrovia means that it is about average compared to other places in California.


February is the wettest month in Big Bear City with 4.2 inches of rain, and the driest month is June with 0.2 inches. The wettest season is Spring with 56% of yearly precipitation and 9% occurs in Autumn, which is the driest season. The annual rainfall of 20.4 inches in Big Bear City means that it is about average compared to other places in California.

February is the rainiest month in Monrovia with 6.7 days of rain, and August is the driest month with only 0.4 rainy days. There are 38.0 rainy days annually in Monrovia, which is less rainy than most places in California. The rainiest season is Spring when it rains 47% of the time and the driest is Autumn with only a 5% chance of a rainy day.

January is the rainiest month in Big Bear City with 6.5 days of rain, and June is the driest month with only 0.8 rainy days. There are 43.1 rainy days annually in Big Bear City, which is less rainy than most places in California. The rainiest season is Spring when it rains 42% of the time and the driest is Autumn with only a 15% chance of a rainy day.

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

An annual snowfall of 65.6 inches in Big Bear City means that it is one of the snowiest places in California.

Any measurable snowfall is a rare occurance in Monrovia.

January is the snowiest month in Big Bear City with 15.8 inches of snow, and 8 months of the year have significant snowfall.