2025 Compare Climate & Weather:
Jamul, CA vs Alpine, CA

Highlights

On average, there are 262 sunny days per year in Alpine. Jamul averages 261 sunny days per year. The US average is 205 sunny days.

Alpine, California gets 16.2 inches of rain, on average, per year. Jamul, California gets 15.6 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Alpine averages 0.1 inches of snow per year. Jamul averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Alpine, California
Summer High: the July high is around 87.8 degrees
Winter Low: the January low is 40
Rain: averages 16.2 inches of rain a year
Snow: averages 0.1 inches of snow a year

Jamul, California
Summer High: the July high is around 87.5 degrees
Winter Low: the January low is 40.8
Rain: averages 15.6 inches of rain a year
Snow: averages 0 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for Jamul is 8.8 (10=best), which means it is more comfortable than most places in California.

Today's Weather - Jamul, CA

61°F

Today's Weather - Alpine, CA

57°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Jamul / Alpine

August is the hottest month for Jamul with an average high temperature of 89.1°, which ranks it as about average compared to other places in California. In Jamul, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Jamul are October, May and June.

August is the hottest month for Alpine with an average high temperature of 89.4°, which ranks it as about average compared to other places in California. In Alpine, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Alpine are October, May and June.

December has the coldest nighttime temperatures for Jamul with an average of 40.1°. This is warmer than most places in California.

December has the coldest nighttime temperatures for Alpine with an average of 39.2°. This is warmer than most places in California.

In Jamul, there are 48.3 days annually when the high temperature is over 90°, which is about average compared to other places in California.

In Alpine, there are 48.0 days annually when the high temperature is over 90°, which is about average compared to other places in California.

In Jamul, there are 14.4 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in California.

In Alpine, there are 17.8 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in California.

In Jamul, 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 Alpine, 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 Jamul with 3.2 inches of rain, and the driest month is June with 0.1 inches. The wettest season is Spring with 53% of yearly precipitation and 3% occurs in Autumn, which is the driest season. The annual rainfall of 15.6 inches in Jamul means that it is drier than most places in California.


February is the wettest month in Alpine with 3.4 inches of rain, and the driest month is June with 0.1 inches. The wettest season is Spring with 53% of yearly precipitation and 2% occurs in Autumn, which is the driest season. The annual rainfall of 16.2 inches in Alpine means that it is about average compared to other places in California.

February is the rainiest month in Jamul with 7.3 days of rain, and July is the driest month with only 0.7 rainy days. There are 42.4 rainy days annually in Jamul, 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 Alpine with 7.5 days of rain, and June is the driest month with only 0.8 rainy days. There are 44.3 rainy days annually in Alpine, which is less rainy than most places in California. The rainiest season is Spring when it rains 45% of the time and the driest is Autumn with only a 7% chance of a rainy day.

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

An annual snowfall of 0.1 inches in Alpine means that it is snowier than most places in California.

Any measurable snowfall is a rare occurance in Jamul.

December is the snowiest month in Alpine with 0.0 inches of snow, and no months of the year have significant snowfall.