2025 Compare Climate & Weather:
Rehoboth Beach, DE vs Philadelphia, PA

Highlights

On average, there are 207 sunny days per year in Philadelphia. Rehoboth Beach averages 205 sunny days per year. The US average is 205 sunny days.

Philadelphia, Pennsylvania gets 47.2 inches of rain, on average, per year. Rehoboth Beach, Delaware gets 44.4 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Philadelphia averages 13.1 inches of snow per year. Rehoboth Beach averages 12.3 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Philadelphia, Pennsylvania
Summer High: the July high is around 87 degrees
Winter Low: the January low is 26
Rain: averages 47.2 inches of rain a year
Snow: averages 13.1 inches of snow a year

Rehoboth Beach, Delaware
Summer High: the July high is around 86 degrees
Winter Low: the January low is 28.2
Rain: averages 44.4 inches of rain a year
Snow: averages 12.3 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for Rehoboth Beach is 7.4 (10=best), which means it is one of the most pleasant places in Delaware.

Today's Weather - Rehoboth Beach, DE

69°F

Today's Weather - Philadelphia, PA

69°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Rehoboth Beach / Philadelphia

July is the hottest month for Rehoboth Beach with an average high temperature of 86.0°, which ranks it as cooler than most places in Delaware. In Rehoboth Beach, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Rehoboth Beach are September, June and May.

July is the hottest month for Philadelphia with an average high temperature of 87.0°, which ranks it as one of the hottest places in Pennsylvania. In Philadelphia, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Philadelphia are September, May and June.

January has the coldest nighttime temperatures for Rehoboth Beach with an average of 28.2°. This is one of the warmest places in Delaware.

January has the coldest nighttime temperatures for Philadelphia with an average of 26.0°. This is one of the warmest places in Pennsylvania.

In Rehoboth Beach, there are 19.1 days annually when the high temperature is over 90°, which is cooler than most places in Delaware.

In Philadelphia, there are 25.2 days annually when the high temperature is over 90°, which is one of the hottest places in Pennsylvania.

In Rehoboth Beach, there are 70.2 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Delaware.

In Philadelphia, there are 77.5 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Pennsylvania.

In Rehoboth Beach, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in Delaware.

In Philadelphia, there are 0.2 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in Pennsylvania.

July is the wettest month in Rehoboth Beach with 4.3 inches of rain, and the driest month is February with 2.9 inches. The wettest season is Autumn with 27% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 44.4 inches in Rehoboth Beach means that it is drier than most places in Delaware.


July is the wettest month in Philadelphia with 4.7 inches of rain, and the driest month is February with 2.9 inches. The wettest season is Autumn with 28% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 47.2 inches in Philadelphia means that it is wetter than most places in Pennsylvania.

March is the rainiest month in Rehoboth Beach with 11.0 days of rain, and February is the driest month with only 9.6 rainy days. There are 123.3 rainy days annually in Rehoboth Beach, which is one of the rainiest places in Delaware. The rainiest season is Summer when it rains 27% of the time and the driest is Winter with only a 24% chance of a rainy day.

April is the rainiest month in Philadelphia with 11.7 days of rain, and September is the driest month with only 8.5 rainy days. There are 118.9 rainy days annually in Philadelphia, which is less rainy than most places in Pennsylvania. 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.

An annual snowfall of 12.3 inches in Rehoboth Beach means that it is less snowy than most places in Delaware.

An annual snowfall of 13.1 inches in Philadelphia means that it is one of the least snowy places in Pennsylvania.

February is the snowiest month in Rehoboth Beach with 5.5 inches of snow, and 4 months of the year have significant snowfall.

February is the snowiest month in Philadelphia with 4.8 inches of snow, and 4 months of the year have significant snowfall.