2025 Compare Climate & Weather:
Baltimore, MD vs Santa Monica, CA

Highlights

On average, there are 281 sunny days per year in Santa Monica. Baltimore averages 213 sunny days per year. The US average is 205 sunny days.

Santa Monica, California gets 13.7 inches of rain, on average, per year. Baltimore, Maryland gets 42.3 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Santa Monica averages 0 inches of snow per year. Baltimore averages 18.5 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Santa Monica, California
Summer High: the July high is around 73.5 degrees
Winter Low: the January low is 49.3
Rain: averages 13.7 inches of rain a year
Snow: averages 0 inches of snow a year

Baltimore, Maryland
Summer High: the July high is around 88.1 degrees
Winter Low: the January low is 27.4
Rain: averages 42.3 inches of rain a year
Snow: averages 18.5 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for Baltimore is 7.3 (10=best), which means it is more comfortable than most places in Maryland.

Today's Weather - Baltimore, MD

60°F

Today's Weather - Santa Monica, CA

61°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Baltimore / Santa Monica

July is the hottest month for Baltimore with an average high temperature of 88.1°, which ranks it as warmer than most places in Maryland. In Baltimore, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Baltimore are September, May and June.

August is the hottest month for Santa Monica with an average high temperature of 74.3°, which ranks it as one of the coolest places in California. In Santa Monica, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Santa Monica are August, September and July.

January has the coldest nighttime temperatures for Baltimore with an average of 27.4°. This is warmer than most places in Maryland.

December has the coldest nighttime temperatures for Santa Monica with an average of 48.6°. This is one of the warmest places in California.

In Baltimore, there are 34.2 days annually when the high temperature is over 90°, which is one of the hottest places in Maryland.

In Santa Monica, there are 1.8 days annually when the high temperature is over 90°, which is one of the coolest places in California.

In Baltimore, there are 73.6 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Maryland.

In Santa Monica, there are 0.1 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in California.

In Baltimore, there are 0.2 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Maryland.

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

September is the wettest month in Baltimore with 4.0 inches of rain, and the driest month is February with 2.9 inches. The wettest season is Summer with 26% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 42.3 inches in Baltimore means that it is drier than most places in Maryland.


February is the wettest month in Santa Monica with 3.4 inches of rain, and the driest month is August with 0.0 inches. The wettest season is Spring with 61% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 13.7 inches in Santa Monica means that it is drier than most places in California.

May is the rainiest month in Baltimore with 11.1 days of rain, and October is the driest month with only 8.2 rainy days. There are 113.6 rainy days annually in Baltimore, which is about average compared to other places in Maryland. 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.

February is the rainiest month in Santa Monica with 5.9 days of rain, and August is the driest month with only 0.3 rainy days. There are 30.3 rainy days annually in Santa Monica, which is one of the least rainy places in California. The rainiest season is Spring when it rains 53% of the time and the driest is Autumn with only a 4% chance of a rainy day.

An annual snowfall of 18.5 inches in Baltimore means that it is snowier than most places in Maryland.

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

January is the snowiest month in Baltimore with 7.0 inches of snow, and 5 months of the year have significant snowfall.

Any measurable snowfall is a rare occurance in Santa Monica.