2025 Compare Climate & Weather:
Holly Springs, NC vs San Ramon, CA

Highlights

On average, there are 256 sunny days per year in San Ramon. Holly Springs averages 219 sunny days per year. The US average is 205 sunny days.

San Ramon, California gets 19 inches of rain, on average, per year. Holly Springs, North Carolina gets 46.6 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

San Ramon averages 0 inches of snow per year. Holly Springs averages 4 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

San Ramon, California
Summer High: the July high is around 84.4 degrees
Winter Low: the January low is 39.2
Rain: averages 19 inches of rain a year
Snow: averages 0 inches of snow a year

Holly Springs, North Carolina
Summer High: the July high is around 88.8 degrees
Winter Low: the January low is 29.1
Rain: averages 46.6 inches of rain a year
Snow: averages 4 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for Holly Springs is 7.5 (10=best), which means it is more comfortable than most places in North Carolina.

Today's Weather - Holly Springs, NC

70°F

Today's Weather - San Ramon, CA

68°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Holly Springs / San Ramon

July is the hottest month for Holly Springs with an average high temperature of 88.8°, which ranks it as cooler than most places in North Carolina. In Holly Springs, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Holly Springs are May, September and October.

July is the hottest month for San Ramon with an average high temperature of 84.4°, which ranks it as cooler than most places in California. In San Ramon, there are 6 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for San Ramon are June, October and May.

January has the coldest nighttime temperatures for Holly Springs with an average of 29.1°. This is about average compared to other places in North Carolina.

January has the coldest nighttime temperatures for San Ramon with an average of 39.2°. This is warmer than most places in California.

In Holly Springs, there are 34.3 days annually when the high temperature is over 90°, which is cooler than most places in North Carolina.

In San Ramon, there are 35.4 days annually when the high temperature is over 90°, which is cooler than most places in California.

In Holly Springs, there are 74.7 days annually when the nighttime low temperature falls below freezing, which is colder than most places in North Carolina.

In San Ramon, there are 11.1 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.

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

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

July is the wettest month in Holly Springs with 4.8 inches of rain, and the driest month is April with 3.2 inches. The wettest season is Autumn with 30% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 46.6 inches in Holly Springs means that it is about average compared to other places in North Carolina.


February is the wettest month in San Ramon 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 19.0 inches in San Ramon means that it is about average compared to other places in California.

July is the rainiest month in Holly Springs with 10.7 days of rain, and October is the driest month with only 6.9 rainy days. There are 107.0 rainy days annually in Holly Springs, which is less rainy than most places in North Carolina. The rainiest season is Autumn when it rains 28% of the time and the driest is Winter with only a 21% chance of a rainy day.

December is the rainiest month in San Ramon with 10.9 days of rain, and July is the driest month with only 0.2 rainy days. There are 64.2 rainy days annually in San Ramon, 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 4.0 inches in Holly Springs means that it is snowier than most places in North Carolina.

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

January is the snowiest month in Holly Springs with 2.1 inches of snow, and 3 months of the year have significant snowfall.

Any measurable snowfall is a rare occurance in San Ramon.