2025 Compare Climate & Weather:
San Francisco, CA vs Cumming, GA

Highlights

On average, there are 219 sunny days per year in Cumming. San Francisco averages 259 sunny days per year. The US average is 205 sunny days.

Cumming, Georgia gets 53.8 inches of rain, on average, per year. San Francisco, California gets 24.6 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Cumming averages 1.6 inches of snow per year. San Francisco averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Cumming, Georgia
Summer High: the July high is around 87.2 degrees
Winter Low: the January low is 29.3
Rain: averages 53.8 inches of rain a year
Snow: averages 1.6 inches of snow a year

San Francisco, California
Summer High: the July high is around 67.2 degrees
Winter Low: the January low is 45.5
Rain: averages 24.6 inches of rain a year
Snow: averages 0 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Cumming is 7.6 (10=best), which means it is one of the most pleasant places in Georgia.

The annual BestPlaces Comfort Index for San Francisco is 8.5 (10=best), which means it is more comfortable than most places in California.

Today's Weather - San Francisco, CA

50°F

Today's Weather - Cumming, GA

64°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: San Francisco / Cumming

September is the hottest month for San Francisco with an average high temperature of 69.9°, which ranks it as one of the coolest places in California. In San Francisco, there are 0 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for San Francisco are September, October and August.

July is the hottest month for Cumming with an average high temperature of 87.2°, which ranks it as one of the coolest places in Georgia. In Cumming, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Cumming are May, September and June.

January has the coldest nighttime temperatures for San Francisco with an average of 45.5°. This is one of the warmest places in California.

January has the coldest nighttime temperatures for Cumming with an average of 29.3°. This is one of the coldest places in Georgia.

In San Francisco, there are 1.9 days annually when the high temperature is over 90°, which is one of the coolest places in California.

In Cumming, there are 22.4 days annually when the high temperature is over 90°, which is one of the coolest places in Georgia.

In 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 Cumming, there are 67.8 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Georgia.

In 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.

In Cumming, there are 0.1 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Georgia.

January is the wettest month in San Francisco with 4.8 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 24.6 inches in San Francisco means that it is wetter than most places in California.


March is the wettest month in Cumming with 5.2 inches of rain, and the driest month is October with 3.8 inches. The wettest season is Spring with 27% of yearly precipitation and 23% occurs in Winter, which is the driest season. The annual rainfall of 53.8 inches in Cumming means that it is one of the wettest places in Georgia.

December is the rainiest month in San Francisco with 11.7 days of rain, and July is the driest month with only 0.6 rainy days. There are 72.3 rainy days annually in San Francisco, which is rainier than most places in California. The rainiest season is Spring when it rains 48% of the time and the driest is Autumn with only a 4% chance of a rainy day.

January is the rainiest month in Cumming with 10.3 days of rain, and October is the driest month with only 6.8 rainy days. There are 106.8 rainy days annually in Cumming, which is rainier than most places in Georgia. The rainiest season is Spring when it rains 28% of the time and the driest is Winter with only a 21% chance of a rainy day.

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

An annual snowfall of 1.6 inches in Cumming means that it is snowier than most places in Georgia.

Any measurable snowfall is a rare occurance in San Francisco.

January is the snowiest month in Cumming with 0.8 inches of snow, and 1 month of the year have significant snowfall.