2025 Compare Climate & Weather:
Mountain House, CA vs Pittsburg, CA

Highlights

On average, there are 265 sunny days per year in Pittsburg. Mountain House averages 261 sunny days per year. The US average is 205 sunny days.

Pittsburg, California gets 15.9 inches of rain, on average, per year. Mountain House, California gets 13 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Pittsburg averages 0 inches of snow per year. Mountain House averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Pittsburg, California
Summer High: the July high is around 88.8 degrees
Winter Low: the January low is 39.8
Rain: averages 15.9 inches of rain a year
Snow: averages 0 inches of snow a year

Mountain House, California
Summer High: the July high is around 92.4 degrees
Winter Low: the January low is 38.4
Rain: averages 13 inches of rain a year
Snow: averages 0 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Pittsburg is 8.6 (10=best), which means it is more comfortable than most places in California.

The annual BestPlaces Comfort Index for Mountain House is 8.4 (10=best), which means it is more comfortable than most places in California.

Today's Weather - Mountain House, CA

72°F

Today's Weather - Pittsburg, CA

71°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Mountain House / Pittsburg

July is the hottest month for Mountain House with an average high temperature of 92.4°, which ranks it as about average compared to other places in California. In Mountain House, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Mountain House are October, May and April.

July is the hottest month for Pittsburg with an average high temperature of 88.8°, which ranks it as about average compared to other places in California. In Pittsburg, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Pittsburg are May, October and June.

January has the coldest nighttime temperatures for Mountain House with an average of 38.4°. This is about average compared to other places in California.

January has the coldest nighttime temperatures for Pittsburg with an average of 39.8°. This is warmer than most places in California.

In Mountain House, there are 67.4 days annually when the high temperature is over 90°, which is about average compared to other places in California.

In Pittsburg, there are 46.2 days annually when the high temperature is over 90°, which is about average compared to other places in California.

In Mountain House, there are 12.6 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in California.

In Pittsburg, there are 6.7 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.

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

January is the wettest month in Mountain House with 2.6 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 56% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 13.0 inches in Mountain House means that it is drier than most places in California.


January is the wettest month in Pittsburg with 3.2 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 58% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 15.9 inches in Pittsburg means that it is about average compared to other places in California.

January is the rainiest month in Mountain House with 10.7 days of rain, and July is the driest month with only 0.1 rainy days. There are 56.6 rainy days annually in Mountain House, which is about average compared to other places in California. The rainiest season is Spring when it rains 52% of the time and the driest is Autumn with only a 2% chance of a rainy day.

January is the rainiest month in Pittsburg with 10.3 days of rain, and July is the driest month with only 0.0 rainy days. There are 56.9 rainy days annually in Pittsburg, which is about average compared to other places in California. The rainiest season is Spring when it rains 53% of the time and the driest is Autumn with only a 1% chance of a rainy day.

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

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

Any measurable snowfall is a rare occurance in Mountain House.

Any measurable snowfall is a rare occurance in Pittsburg.