2025 Compare Climate & Weather:
Monrovia, CA vs Jasper, TN

Highlights

On average, there are 210 sunny days per year in Jasper. Monrovia averages 285 sunny days per year. The US average is 205 sunny days.

Jasper, Tennessee gets 53.2 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.

Jasper averages 1.6 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

Jasper, Tennessee
Summer High: the July high is around 89.3 degrees
Winter Low: the January low is 28.6
Rain: averages 53.2 inches of rain a year
Snow: averages 1.6 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 Jasper is 7.4 (10=best), which means it is more comfortable than most places in Tennessee.

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

59°F

Today's Weather - Jasper, TN

72°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Monrovia / Jasper

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 Jasper with an average high temperature of 89.3°, which ranks it as warmer than most places in Tennessee. In Jasper, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Jasper are May, October and September.

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 Jasper with an average of 28.6°. This is warmer than most places in Tennessee.

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 Jasper, there are 39.3 days annually when the high temperature is over 90°, which is hotter than most places in Tennessee.

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 Jasper, there are 73.2 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Tennessee.

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 Jasper, there are 0.2 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Tennessee.

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.


January is the wettest month in Jasper with 5.2 inches of rain, and the driest month is October with 3.3 inches. The wettest season is Spring with 29% of yearly precipitation and 23% occurs in Autumn, which is the driest season. The annual rainfall of 53.2 inches in Jasper means that it is about average compared to other places in Tennessee.

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.

July is the rainiest month in Jasper with 10.1 days of rain, and October is the driest month with only 6.7 rainy days. There are 107.4 rainy days annually in Jasper, which is less rainy than most places in Tennessee. The rainiest season is Spring when it rains 28% of the time and the driest is Winter with only a 21% 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 1.6 inches in Jasper means that it is one of the least snowy places in Tennessee.

Any measurable snowfall is a rare occurance in Monrovia.

January is the snowiest month in Jasper with 0.8 inches of snow, and 1 month of the year have significant snowfall.