2025 Compare Climate & Weather:
Corona, CA vs Norco, CA

Highlights

On average, there are 273 sunny days per year in Norco. Corona averages 275 sunny days per year. The US average is 205 sunny days.

Norco, California gets 12.1 inches of rain, on average, per year. Corona, California gets 12.2 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Norco averages 0 inches of snow per year. Corona averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Norco, California
Summer High: the July high is around 93.2 degrees
Winter Low: the January low is 41.7
Rain: averages 12.1 inches of rain a year
Snow: averages 0 inches of snow a year

Corona, California
Summer High: the July high is around 93.1 degrees
Winter Low: the January low is 42.2
Rain: averages 12.2 inches of rain a year
Snow: averages 0 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Norco is 8.7 (10=best), which means it is more comfortable than most places in California.

The annual BestPlaces Comfort Index for Corona is 8.7 (10=best), which means it is more comfortable than most places in California.

Today's Weather - Corona, CA

90°F

Today's Weather - Norco, CA

83°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Corona / Norco

August is the hottest month for Corona with an average high temperature of 94.6°, which ranks it as warmer than most places in California. In Corona, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Corona are April, May and November.

August is the hottest month for Norco with an average high temperature of 94.8°, which ranks it as warmer than most places in California. In Norco, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Norco are April, May and November.

December has the coldest nighttime temperatures for Corona with an average of 41.0°. This is warmer than most places in California.

December has the coldest nighttime temperatures for Norco with an average of 40.5°. This is warmer than most places in California.

In Corona, there are 88.9 days annually when the high temperature is over 90°, which is hotter than most places in California.

In Norco, there are 89.9 days annually when the high temperature is over 90°, which is hotter than most places in California.

In Corona, there are 4.5 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.

In Norco, there are 5.4 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.

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

February is the wettest month in Corona with 2.8 inches of rain, and the driest month is June with 0.1 inches. The wettest season is Spring with 59% of yearly precipitation and 2% occurs in Autumn, which is the driest season. The annual rainfall of 12.2 inches in Corona means that it is drier than most places in California.


February is the wettest month in Norco with 2.8 inches of rain, and the driest month is June with 0.1 inches. The wettest season is Spring with 59% of yearly precipitation and 2% occurs in Autumn, which is the driest season. The annual rainfall of 12.1 inches in Norco means that it is drier than most places in California.

February is the rainiest month in Corona with 5.9 days of rain, and August is the driest month with only 0.3 rainy days. There are 31.7 rainy days annually in Corona, which is less rainy than most places in California. The rainiest season is Spring when it rains 49% of the time and the driest is Autumn with only a 4% chance of a rainy day.

February is the rainiest month in Norco with 6.1 days of rain, and August is the driest month with only 0.4 rainy days. There are 33.8 rainy days annually in Norco, which is less rainy than most places in California. The rainiest season is Spring when it rains 49% of the time and the driest is Autumn with only a 5% chance of a rainy day.

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

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

Any measurable snowfall is a rare occurance in Corona.

Any measurable snowfall is a rare occurance in Norco.