2025 Compare Climate & Weather:
Philadelphia, PA vs Jackson, MS

Highlights

On average, there are 211 sunny days per year in Jackson. Philadelphia averages 207 sunny days per year. The US average is 205 sunny days.

Jackson, Mississippi gets 54 inches of rain, on average, per year. Philadelphia, Pennsylvania gets 47.2 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Jackson averages 0.5 inches of snow per year. Philadelphia averages 13.1 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Jackson, Mississippi
Summer High: the July high is around 91.9 degrees
Winter Low: the January low is 35.4
Rain: averages 54 inches of rain a year
Snow: averages 0.5 inches of snow a year

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

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Jackson is 7.1 (10=best), which means it is about average compared to other places in Mississippi.

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

Today's Weather - Philadelphia, PA

69°F

Today's Weather - Jackson, MS

72°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Philadelphia / Jackson

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.

August is the hottest month for Jackson with an average high temperature of 91.9°, which ranks it as warmer than most places in Mississippi. In Jackson, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Jackson are October, April and May.

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

January has the coldest nighttime temperatures for Jackson with an average of 35.4°. This is warmer than most places in Mississippi.

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 Jackson, there are 72.6 days annually when the high temperature is over 90°, which is hotter than most places in Mississippi.

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 Jackson, there are 37.9 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Mississippi.

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.

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

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.


December is the wettest month in Jackson with 5.1 inches of rain, and the driest month is September with 3.0 inches. The wettest season is Spring with 28% of yearly precipitation and 21% occurs in Winter, which is the driest season. The annual rainfall of 54.0 inches in Jackson means that it is drier than most places in Mississippi.

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.

July is the rainiest month in Jackson with 9.9 days of rain, and September is the driest month with only 6.7 rainy days. There are 104.3 rainy days annually in Jackson, which is rainier than most places in Mississippi. The rainiest season is Spring 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 13.1 inches in Philadelphia means that it is one of the least snowy places in Pennsylvania.

An annual snowfall of 0.5 inches in Jackson means that it is about average compared to other places in Mississippi.

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

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