2025 Compare Climate & Weather:
San Francisco, CA vs Hackensack, NJ

Highlights

On average, there are 210 sunny days per year in Hackensack. San Francisco averages 259 sunny days per year. The US average is 205 sunny days.

Hackensack, New Jersey gets 47.1 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.

Hackensack averages 25.6 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

Hackensack, New Jersey
Summer High: the July high is around 85.2 degrees
Winter Low: the January low is 25.5
Rain: averages 47.1 inches of rain a year
Snow: averages 25.6 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 Hackensack is 7.3 (10=best), which means it is one of the most pleasant places in New Jersey.

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

53°F

Today's Weather - Hackensack, NJ

80°F

Average Monthly High / Low (°F)

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

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 Hackensack with an average high temperature of 85.2°, which ranks it as about average compared to other places in New Jersey. In Hackensack, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Hackensack are September, June and August.

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 Hackensack with an average of 25.5°. This is warmer than most places in New Jersey.

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 Hackensack, there are 16.1 days annually when the high temperature is over 90°, which is about average compared to other places in New Jersey.

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 Hackensack, there are 76.7 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in New Jersey.

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 Hackensack, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in New Jersey.

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.


September is the wettest month in Hackensack with 4.4 inches of rain, and the driest month is February with 2.8 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 47.1 inches in Hackensack means that it is drier than most places in New Jersey.

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.

April is the rainiest month in Hackensack with 11.6 days of rain, and September is the driest month with only 8.5 rainy days. There are 121.5 rainy days annually in Hackensack, which is rainier than most places in New Jersey. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 22% 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 25.6 inches in Hackensack means that it is snowier than most places in New Jersey.

Any measurable snowfall is a rare occurance in San Francisco.

February is the snowiest month in Hackensack with 8.0 inches of snow, and 5 months of the year have significant snowfall.