2025 Compare Climate & Weather:
San Jose, CA vs American Fork, UT

Highlights

On average, there are 230 sunny days per year in American Fork. San Jose averages 257 sunny days per year. The US average is 205 sunny days.

American Fork, Utah gets 15.2 inches of rain, on average, per year. San Jose, California gets 17.2 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

American Fork averages 34.3 inches of snow per year. San Jose averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

American Fork, Utah
Summer High: the July high is around 91 degrees
Winter Low: the January low is 18.5
Rain: averages 15.2 inches of rain a year
Snow: averages 34.3 inches of snow a year

San Jose, California
Summer High: the July high is around 81.9 degrees
Winter Low: the January low is 41.6
Rain: averages 17.2 inches of rain a year
Snow: averages 0 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for American Fork is 7.1 (10=best), which means it is more comfortable than most places in Utah.

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

Today's Weather - San Jose, CA

79°F

Today's Weather - American Fork, UT

74°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: San Jose / American Fork

August is the hottest month for San Jose with an average high temperature of 81.9°, which ranks it as cooler than most places in California. In San Jose, there are 6 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for San Jose are June, September and May.

July is the hottest month for American Fork with an average high temperature of 91.0°, which ranks it as warmer than most places in Utah. In American Fork, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for American Fork are September, June and May.

December has the coldest nighttime temperatures for San Jose with an average of 41.5°. This is warmer than most places in California.

January has the coldest nighttime temperatures for American Fork with an average of 18.5°. This is warmer than most places in Utah.

In San Jose, there are 16.9 days annually when the high temperature is over 90°, which is cooler than most places in California.

In American Fork, there are 38.7 days annually when the high temperature is over 90°, which is about average compared to other places in Utah.

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

In American Fork, there are 146.4 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Utah.

In San Jose, 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 American Fork, there are 2.2 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Utah.

February is the wettest month in San Jose with 3.5 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 57% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 17.2 inches in San Jose means that it is about average compared to other places in California.


May is the wettest month in American Fork with 1.7 inches of rain, and the driest month is July with 0.7 inches. The wettest season is Summer with 30% of yearly precipitation and 16% occurs in Autumn, which is the driest season. The annual rainfall of 15.2 inches in American Fork means that it is about average compared to other places in Utah.

December is the rainiest month in San Jose with 10.3 days of rain, and July is the driest month with only 0.2 rainy days. There are 61.8 rainy days annually in San Jose, which is rainier than most places in California. The rainiest season is Spring when it rains 50% of the time and the driest is Autumn with only a 2% chance of a rainy day.

March is the rainiest month in American Fork with 8.7 days of rain, and June is the driest month with only 4.3 rainy days. There are 80.3 rainy days annually in American Fork, which is about average compared to other places in Utah. The rainiest season is Summer when it rains 31% of the time and the driest is Autumn with only a 18% chance of a rainy day.

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

An annual snowfall of 34.3 inches in American Fork means that it is less snowy than most places in Utah.

Any measurable snowfall is a rare occurance in San Jose.

January is the snowiest month in American Fork with 9.4 inches of snow, and 7 months of the year have significant snowfall.