2025 Compare Climate & Weather:
Zionsville, IN vs College Park, MD

Highlights

On average, there are 207 sunny days per year in College Park. Zionsville averages 187 sunny days per year. The US average is 205 sunny days.

College Park, Maryland gets 43 inches of rain, on average, per year. Zionsville, Indiana gets 41.9 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

College Park averages 13.1 inches of snow per year. Zionsville averages 23.2 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

College Park, Maryland
Summer High: the July high is around 88.7 degrees
Winter Low: the January low is 25.5
Rain: averages 43 inches of rain a year
Snow: averages 13.1 inches of snow a year

Zionsville, Indiana
Summer High: the July high is around 84.5 degrees
Winter Low: the January low is 19.6
Rain: averages 41.9 inches of rain a year
Snow: averages 23.2 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for Zionsville is 7.1 (10=best), which means it is more comfortable than most places in Indiana.

Today's Weather - Zionsville, IN

67°F

Today's Weather - College Park, MD

62°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Zionsville / College Park

July is the hottest month for Zionsville with an average high temperature of 84.5°, which ranks it as about average compared to other places in Indiana. In Zionsville, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Zionsville are September, June and May.

July is the hottest month for College Park with an average high temperature of 88.7°, which ranks it as one of the hottest places in Maryland. In College Park, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for College Park are May, September and June.

January has the coldest nighttime temperatures for Zionsville with an average of 19.6°. This is warmer than most places in Indiana.

January has the coldest nighttime temperatures for College Park with an average of 25.5°. This is warmer than most places in Maryland.

In Zionsville, there are 11.9 days annually when the high temperature is over 90°, which is about average compared to other places in Indiana.

In College Park, there are 36.4 days annually when the high temperature is over 90°, which is one of the hottest places in Maryland.

In Zionsville, there are 109.3 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Indiana.

In College Park, there are 86.8 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Maryland.

In Zionsville, there are 4.4 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Indiana.

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

May is the wettest month in Zionsville with 5.0 inches of rain, and the driest month is February with 2.3 inches. The wettest season is Summer with 29% of yearly precipitation and 19% occurs in Spring, which is the driest season. The annual rainfall of 41.9 inches in Zionsville means that it is about average compared to other places in Indiana.


July is the wettest month in College Park with 4.4 inches of rain, and the driest month is February with 2.8 inches. The wettest season is Autumn with 27% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 43.0 inches in College Park means that it is drier than most places in Maryland.

December is the rainiest month in Zionsville with 12.4 days of rain, and August is the driest month with only 7.9 rainy days. There are 123.2 rainy days annually in Zionsville, which is rainier than most places in Indiana. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 21% chance of a rainy day.

May is the rainiest month in College Park with 11.1 days of rain, and October is the driest month with only 8.1 rainy days. There are 111.8 rainy days annually in College Park, which is less rainy than most 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.

An annual snowfall of 23.2 inches in Zionsville means that it is snowier than most places in Indiana.

An annual snowfall of 13.1 inches in College Park means that it is less snowy than most places in Maryland.

January is the snowiest month in Zionsville with 7.7 inches of snow, and 4 months of the year have significant snowfall.

January is the snowiest month in College Park with 5.7 inches of snow, and 5 months of the year have significant snowfall.