2025 Compare Climate & Weather:
Collegeville, PA vs Pleasanton, CA

Highlights

On average, there are 264 sunny days per year in Pleasanton. Collegeville averages 203 sunny days per year. The US average is 205 sunny days.

Pleasanton, California gets 18.7 inches of rain, on average, per year. Collegeville, Pennsylvania gets 45.5 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Pleasanton averages 0 inches of snow per year. Collegeville averages 16.5 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Pleasanton, California
Summer High: the July high is around 85.4 degrees
Winter Low: the January low is 39.3
Rain: averages 18.7 inches of rain a year
Snow: averages 0 inches of snow a year

Collegeville, Pennsylvania
Summer High: the July high is around 85.5 degrees
Winter Low: the January low is 20.9
Rain: averages 45.5 inches of rain a year
Snow: averages 16.5 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for Collegeville is 7.3 (10=best), which means it is one of the most pleasant places in Pennsylvania.

Today's Weather - Collegeville, PA

54°F

Today's Weather - Pleasanton, CA

54°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Collegeville / Pleasanton

July is the hottest month for Collegeville with an average high temperature of 85.5°, which ranks it as one of the hottest places in Pennsylvania. In Collegeville, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Collegeville are September, June and May.

August is the hottest month for Pleasanton with an average high temperature of 85.4°, which ranks it as cooler than most places in California. In Pleasanton, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Pleasanton are June, October and May.

January has the coldest nighttime temperatures for Collegeville with an average of 20.9°. This is warmer than most places in Pennsylvania.

January has the coldest nighttime temperatures for Pleasanton with an average of 39.3°. This is warmer than most places in California.

In Collegeville, there are 17.8 days annually when the high temperature is over 90°, which is one of the hottest places in Pennsylvania.

In Pleasanton, there are 36.0 days annually when the high temperature is over 90°, which is cooler than most places in California.

In Collegeville, there are 118.6 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Pennsylvania.

In Pleasanton, there are 11.3 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.

In Collegeville, there are 1.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Pennsylvania.

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

September is the wettest month in Collegeville with 4.5 inches of rain, and the driest month is February with 2.6 inches. The wettest season is Autumn with 27% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 45.5 inches in Collegeville means that it is wetter than most places in Pennsylvania.


February is the wettest month in Pleasanton with 3.5 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 55% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 18.7 inches in Pleasanton means that it is about average compared to other places in California.

April is the rainiest month in Collegeville with 11.0 days of rain, and February is the driest month with only 7.7 rainy days. There are 110.8 rainy days annually in Collegeville, which is one of the least rainy places in Pennsylvania. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 23% chance of a rainy day.

December is the rainiest month in Pleasanton with 11.0 days of rain, and July is the driest month with only 0.2 rainy days. There are 64.0 rainy days annually in Pleasanton, 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.

An annual snowfall of 16.5 inches in Collegeville means that it is one of the least snowy places in Pennsylvania.

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

February is the snowiest month in Collegeville with 7.3 inches of snow, and 4 months of the year have significant snowfall.

Any measurable snowfall is a rare occurance in Pleasanton.