2025 Compare Climate & Weather:
Gaithersburg, MD vs Oceanside, CA

Highlights

On average, there are 266 sunny days per year in Oceanside. Gaithersburg averages 202 sunny days per year. The US average is 205 sunny days.

Oceanside, California gets 12.8 inches of rain, on average, per year. Gaithersburg, Maryland gets 42.2 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Oceanside averages 0 inches of snow per year. Gaithersburg averages 21.4 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Oceanside, California
Summer High: the July high is around 75.9 degrees
Winter Low: the January low is 43
Rain: averages 12.8 inches of rain a year
Snow: averages 0 inches of snow a year

Gaithersburg, Maryland
Summer High: the July high is around 85.1 degrees
Winter Low: the January low is 25
Rain: averages 42.2 inches of rain a year
Snow: averages 21.4 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Oceanside is 9.1 (10=best), which means it is one of the most pleasant places in California.

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

Today's Weather - Gaithersburg, MD

69°F

Today's Weather - Oceanside, CA

71°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Gaithersburg / Oceanside

July is the hottest month for Gaithersburg with an average high temperature of 85.1°, which ranks it as one of the coolest places in Maryland. In Gaithersburg, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Gaithersburg are September, June and May.

August is the hottest month for Oceanside with an average high temperature of 77.2°, which ranks it as cooler than most places in California. In Oceanside, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Oceanside are August, September and July.

January has the coldest nighttime temperatures for Gaithersburg with an average of 25.0°. This is about average compared to other places in Maryland.

December has the coldest nighttime temperatures for Oceanside with an average of 42.4°. This is warmer than most places in California.

In Gaithersburg, there are 15.3 days annually when the high temperature is over 90°, which is cooler than most places in Maryland.

In Oceanside, there are 5.2 days annually when the high temperature is over 90°, which is one of the coolest places in California.

In Gaithersburg, there are 90.3 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Maryland.

In Oceanside, there are 3.5 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.

In Gaithersburg, there are 0.5 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Maryland.

In Oceanside, 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 Gaithersburg with 4.3 inches of rain, and the driest month is February with 2.7 inches. The wettest season is Summer with 27% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 42.2 inches in Gaithersburg means that it is drier than most places in Maryland.


February is the wettest month in Oceanside with 2.8 inches of rain, and the driest month is June with 0.1 inches. The wettest season is Spring with 57% of yearly precipitation and 2% occurs in Autumn, which is the driest season. The annual rainfall of 12.8 inches in Oceanside means that it is drier than most places in California.

May is the rainiest month in Gaithersburg with 11.6 days of rain, and August is the driest month with only 8.2 rainy days. There are 112.7 rainy days annually in Gaithersburg, 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 23% chance of a rainy day.

February is the rainiest month in Oceanside with 6.9 days of rain, and July is the driest month with only 0.4 rainy days. There are 38.1 rainy days annually in Oceanside, which is less rainy than most places in California. The rainiest season is Spring when it rains 49% of the time and the driest is Autumn with only a 4% chance of a rainy day.

An annual snowfall of 21.4 inches in Gaithersburg means that it is snowier than most places in Maryland.

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

January is the snowiest month in Gaithersburg with 8.5 inches of snow, and 5 months of the year have significant snowfall.

Any measurable snowfall is a rare occurance in Oceanside.