2025 Compare Climate & Weather:
Walnut Creek, CA vs St. Augustine, FL

Highlights

On average, there are 223 sunny days per year in St. Augustine. Walnut Creek averages 262 sunny days per year. The US average is 205 sunny days.

St. Augustine, Florida gets 50.9 inches of rain, on average, per year. Walnut Creek, California gets 19.6 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

St. Augustine averages 0 inches of snow per year. Walnut Creek averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

St. Augustine, Florida
Summer High: the July high is around 90.6 degrees
Winter Low: the January low is 45.2
Rain: averages 50.9 inches of rain a year
Snow: averages 0 inches of snow a year

Walnut Creek, California
Summer High: the July high is around 85.8 degrees
Winter Low: the January low is 39.5
Rain: averages 19.6 inches of rain a year
Snow: averages 0 inches of snow a year

BestPlaces Comfort Index

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

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

Today's Weather - Walnut Creek, CA

78°F

Today's Weather - St. Augustine, FL

81°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Walnut Creek / St. Augustine

July is the hottest month for Walnut Creek with an average high temperature of 85.8°, which ranks it as cooler than most places in California. In Walnut Creek, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Walnut Creek are May, October and June.

July is the hottest month for St. Augustine with an average high temperature of 90.6°, which ranks it as about average compared to other places in Florida. In St. Augustine, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for St. Augustine are April, October and November.

January has the coldest nighttime temperatures for Walnut Creek with an average of 39.5°. This is warmer than most places in California.

January has the coldest nighttime temperatures for St. Augustine with an average of 45.2°. This is colder than most places in Florida.

In Walnut Creek, there are 36.5 days annually when the high temperature is over 90°, which is about average compared to other places in California.

In St. Augustine, there are 56.2 days annually when the high temperature is over 90°, which is cooler than most places in Florida.

In Walnut Creek, there are 9.0 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.

In St. Augustine, there are 6.8 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Florida.

In Walnut Creek, 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 St. Augustine, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Florida.

February is the wettest month in Walnut Creek with 3.9 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 19.6 inches in Walnut Creek means that it is about average compared to other places in California.


September is the wettest month in St. Augustine with 7.7 inches of rain, and the driest month is December with 2.4 inches. The wettest season is Autumn with 36% of yearly precipitation and 17% occurs in Spring, which is the driest season. The annual rainfall of 50.9 inches in St. Augustine means that it is drier than most places in Florida.

December is the rainiest month in Walnut Creek with 11.1 days of rain, and July is the driest month with only 0.1 rainy days. There are 62.2 rainy days annually in Walnut Creek, which is rainier than most places in California. The rainiest season is Spring when it rains 52% of the time and the driest is Autumn with only a 2% chance of a rainy day.

August is the rainiest month in St. Augustine with 15.2 days of rain, and April is the driest month with only 5.8 rainy days. There are 118.1 rainy days annually in St. Augustine, which is rainier than most places in Florida. The rainiest season is Autumn when it rains 36% of the time and the driest is Summer with only a 17% chance of a rainy day.

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

There is rarely any recorded snowfall in St. Augustine, ranking it as one of the least snowy places in Florida.

Any measurable snowfall is a rare occurance in Walnut Creek.

Any measurable snowfall is a rare occurance in St. Augustine.