2025 Compare Climate & Weather:
Mount Washington, KY vs San Diego, CA

Highlights

On average, there are 266 sunny days per year in San Diego. Mount Washington averages 194 sunny days per year. The US average is 205 sunny days.

San Diego, California gets 11.7 inches of rain, on average, per year. Mount Washington, Kentucky gets 47.7 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

San Diego averages 0 inches of snow per year. Mount Washington averages 7.1 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

San Diego, California
Summer High: the July high is around 78.5 degrees
Winter Low: the January low is 45.6
Rain: averages 11.7 inches of rain a year
Snow: averages 0 inches of snow a year

Mount Washington, Kentucky
Summer High: the July high is around 87.5 degrees
Winter Low: the January low is 25.3
Rain: averages 47.7 inches of rain a year
Snow: averages 7.1 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for San Diego is 9.2 (10=best), which means it is one of the most pleasant places in California.

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

Today's Weather - Mount Washington, KY

74°F

Today's Weather - San Diego, CA

63°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Mount Washington / San Diego

July is the hottest month for Mount Washington with an average high temperature of 87.5°, which ranks it as about average compared to other places in Kentucky. In Mount Washington, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Mount Washington are May, September and June.

August is the hottest month for San Diego with an average high temperature of 80.2°, which ranks it as cooler than most places in California. In San Diego, there are 7 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for San Diego are July, September and August.

January has the coldest nighttime temperatures for Mount Washington with an average of 25.3°. This is warmer than most places in Kentucky.

December has the coldest nighttime temperatures for San Diego with an average of 45.3°. This is one of the warmest places in California.

In Mount Washington, there are 28.2 days annually when the high temperature is over 90°, which is about average compared to other places in Kentucky.

In San Diego, there are 13.4 days annually when the high temperature is over 90°, which is cooler than most places in California.

In Mount Washington, there are 86.2 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Kentucky.

In San Diego, there are 0.7 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in California.

In Mount Washington, there are 0.6 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Kentucky.

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

May is the wettest month in Mount Washington with 5.3 inches of rain, and the driest month is September with 3.1 inches. The wettest season is Summer with 29% of yearly precipitation and 22% occurs in Winter, which is the driest season. The annual rainfall of 47.7 inches in Mount Washington means that it is about average compared to other places in Kentucky.


February is the wettest month in San Diego with 2.5 inches of rain, and the driest month is August with 0.0 inches. The wettest season is Spring with 55% of yearly precipitation and 2% occurs in Autumn, which is the driest season. The annual rainfall of 11.7 inches in San Diego means that it is drier than most places in California.

May is the rainiest month in Mount Washington with 11.3 days of rain, and September is the driest month with only 7.1 rainy days. There are 110.0 rainy days annually in Mount Washington, which is less rainy than most places in Kentucky. The rainiest season is Summer when it rains 29% of the time and the driest is Winter with only a 22% chance of a rainy day.

February is the rainiest month in San Diego with 6.8 days of rain, and August is the driest month with only 0.4 rainy days. There are 38.4 rainy days annually in San Diego, which is less rainy 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.

An annual snowfall of 7.1 inches in Mount Washington means that it is less snowy than most places in Kentucky.

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

February is the snowiest month in Mount Washington with 2.6 inches of snow, and 4 months of the year have significant snowfall.

Any measurable snowfall is a rare occurance in San Diego.