2025 Compare Climate & Weather:
Glendora, CA vs Phelan, CA

Highlights

On average, there are 284 sunny days per year in Phelan. Glendora averages 287 sunny days per year. The US average is 205 sunny days.

Phelan, California gets 6.1 inches of rain, on average, per year. Glendora, California gets 21.7 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Phelan averages 0.7 inches of snow per year. Glendora averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Phelan, California
Summer High: the July high is around 97.8 degrees
Winter Low: the January low is 33.3
Rain: averages 6.1 inches of rain a year
Snow: averages 0.7 inches of snow a year

Glendora, California
Summer High: the July high is around 90.5 degrees
Winter Low: the January low is 44.8
Rain: averages 21.7 inches of rain a year
Snow: averages 0 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Phelan is 8.1 (10=best), which means it is about average compared to other places in California.

The annual BestPlaces Comfort Index for Glendora is 8.9 (10=best), which means it is more comfortable than most places in California.

Today's Weather - Glendora, CA

69°F

Today's Weather - Phelan, CA

64°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Glendora / Phelan

August is the hottest month for Glendora with an average high temperature of 92.0°, which ranks it as about average compared to other places in California. In Glendora, there are 6 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Glendora are May, April and October.

July is the hottest month for Phelan with an average high temperature of 97.8°, which ranks it as one of the hottest places in California. In Phelan, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Phelan are October, May and April.

December has the coldest nighttime temperatures for Glendora with an average of 43.9°. This is warmer than most places in California.

December has the coldest nighttime temperatures for Phelan with an average of 32.4°. This is colder than most places in California.

In Glendora, there are 69.7 days annually when the high temperature is over 90°, which is about average compared to other places in California.

In Phelan, there are 103.9 days annually when the high temperature is over 90°, which is hotter than most places in California.

In Glendora, there are 1.1 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.

In Phelan, there are 47.0 days annually when the nighttime low temperature falls below freezing, which is colder than most places in California.

In Glendora, 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 Phelan, 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 Glendora with 5.3 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 21.7 inches in Glendora means that it is wetter than most places in California.


February is the wettest month in Phelan with 1.3 inches of rain, and the driest month is May with 0.1 inches. The wettest season is Spring with 56% of yearly precipitation and 8% occurs in Autumn, which is the driest season. The annual rainfall of 6.1 inches in Phelan means that it is one of the driest places in California.

February is the rainiest month in Glendora with 6.6 days of rain, and July is the driest month with only 0.4 rainy days. There are 38.7 rainy days annually in Glendora, which is less rainy than most places in California. The rainiest season is Spring when it rains 46% of the time and the driest is Autumn with only a 5% chance of a rainy day.

February is the rainiest month in Phelan with 4.8 days of rain, and June is the driest month with only 0.4 rainy days. There are 26.5 rainy days annually in Phelan, which is one of the least rainy places in California. The rainiest season is Spring when it rains 48% of the time and the driest is Autumn with only a 9% chance of a rainy day.

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

An annual snowfall of 0.7 inches in Phelan means that it is snowier than most places in California.

Any measurable snowfall is a rare occurance in Glendora.

December is the snowiest month in Phelan with 0.3 inches of snow, and no months of the year have significant snowfall.