2025 Compare Climate & Weather:
Lake Dallas, TX vs San Diego, CA

Highlights

On average, there are 266 sunny days per year in San Diego. Lake Dallas averages 232 sunny days per year. The US average is 205 sunny days.

San Diego, California gets 11.7 inches of rain, on average, per year. Lake Dallas, Texas gets 38.4 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. Lake Dallas averages 0.5 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

Lake Dallas, Texas
Summer High: the July high is around 95.2 degrees
Winter Low: the January low is 32.7
Rain: averages 38.4 inches of rain a year
Snow: averages 0.5 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 Lake Dallas is 7.2 (10=best), which means it is more comfortable than most places in Texas.

Today's Weather - Lake Dallas, TX

76°F

Today's Weather - San Diego, CA

79°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Lake Dallas / San Diego

August is the hottest month for Lake Dallas with an average high temperature of 95.5°, which ranks it as about average compared to other places in Texas. In Lake Dallas, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Lake Dallas are October, April and May.

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 Lake Dallas with an average of 32.7°. This is colder than most places in Texas.

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 Lake Dallas, there are 88.7 days annually when the high temperature is over 90°, which is cooler than most places in Texas.

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 Lake Dallas, there are 43.8 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Texas.

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 Lake Dallas, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Texas.

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 Lake Dallas with 5.3 inches of rain, and the driest month is August with 1.9 inches. The wettest season is Summer with 32% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 38.4 inches in Lake Dallas means that it is wetter than most places in Texas.


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 Lake Dallas with 8.4 days of rain, and July is the driest month with only 4.3 rainy days. There are 74.2 rainy days annually in Lake Dallas, which is about average compared to other places in Texas. The rainiest season is Summer when it rains 29% of the time and the driest is Autumn with only a 21% 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 0.5 inches in Lake Dallas means that it is snowier than most places in Texas.

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

December is the snowiest month in Lake Dallas with 0.2 inches of snow, and no months of the year have significant snowfall.

Any measurable snowfall is a rare occurance in San Diego.