2025 Compare Climate & Weather:
Daly City, CA vs South San Francisco, CA

Highlights

On average, there are 259 sunny days per year in South San Francisco. Daly City averages 261 sunny days per year. The US average is 205 sunny days.

South San Francisco, California gets 21.7 inches of rain, on average, per year. Daly City, California gets 25.7 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

South San Francisco averages 0 inches of snow per year. Daly City averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

South San Francisco, California
Summer High: the July high is around 66.7 degrees
Winter Low: the January low is 45
Rain: averages 21.7 inches of rain a year
Snow: averages 0 inches of snow a year

Daly City, California
Summer High: the July high is around 66.5 degrees
Winter Low: the January low is 46.1
Rain: averages 25.7 inches of rain a year
Snow: averages 0 inches of snow a year

BestPlaces Comfort Index

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

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

Today's Weather - Daly City, CA

56°F

Today's Weather - South San Francisco, CA

56°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Daly City / South San Francisco

September is the hottest month for Daly City with an average high temperature of 69.0°, which ranks it as one of the coolest places in California. In Daly City, there are 0 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Daly City are September, August and October.

September is the hottest month for South San Francisco with an average high temperature of 69.3°, which ranks it as one of the coolest places in California. In South San Francisco, there are 0 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for South San Francisco are September, October and August.

January has the coldest nighttime temperatures for Daly City with an average of 46.1°. This is one of the warmest places in California.

January has the coldest nighttime temperatures for South San Francisco with an average of 45.0°. This is one of the warmest places in California.

In Daly City, there are 1.5 days annually when the high temperature is over 90°, which is one of the coolest places in California.

In South San Francisco, there are 1.8 days annually when the high temperature is over 90°, which is one of the coolest places in California.

In Daly City, there are 0.3 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in California.

In South San Francisco, there are 0.3 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in California.

In Daly City, 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 South San Francisco, 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 Daly City with 5.0 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 25.7 inches in Daly City means that it is wetter than most places in California.


January is the wettest month in South San Francisco with 4.3 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 21.7 inches in South San Francisco means that it is wetter than most places in California.

December is the rainiest month in Daly City with 11.1 days of rain, and July is the driest month with only 0.3 rainy days. There are 68.0 rainy days annually in Daly City, which is rainier than most places in California. The rainiest season is Spring when it rains 49% of the time and the driest is Autumn with only a 4% chance of a rainy day.

December is the rainiest month in South San Francisco with 11.4 days of rain, and July is the driest month with only 0.2 rainy days. There are 68.4 rainy days annually in South San Francisco, 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 3% chance of a rainy day.

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

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

Any measurable snowfall is a rare occurance in Daly City.

Any measurable snowfall is a rare occurance in South San Francisco.