2025 Compare Climate & Weather:
Denver, CO vs Swampscott, MA

Highlights

On average, there are 201 sunny days per year in Swampscott. Denver averages 245 sunny days per year. The US average is 205 sunny days.

Swampscott, Massachusetts gets 47.9 inches of rain, on average, per year. Denver, Colorado gets 16.7 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Swampscott averages 41.8 inches of snow per year. Denver averages 60.2 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Swampscott, Massachusetts
Summer High: the July high is around 80.3 degrees
Winter Low: the January low is 18.5
Rain: averages 47.9 inches of rain a year
Snow: averages 41.8 inches of snow a year

Denver, Colorado
Summer High: the July high is around 88.9 degrees
Winter Low: the January low is 17.9
Rain: averages 16.7 inches of rain a year
Snow: averages 60.2 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Swampscott is 6.9 (10=best), which means it is about average compared to other places in Massachusetts.

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

Today's Weather - Denver, CO

79°F

Today's Weather - Swampscott, MA

60°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Denver / Swampscott

July is the hottest month for Denver with an average high temperature of 88.9°, which ranks it as warmer than most places in Colorado. In Denver, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Denver are September, June and May.

July is the hottest month for Swampscott with an average high temperature of 80.3°, which ranks it as cooler than most places in Massachusetts. In Swampscott, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Swampscott are August, July and June.

December has the coldest nighttime temperatures for Denver with an average of 16.9°. This is warmer than most places in Colorado.

January has the coldest nighttime temperatures for Swampscott with an average of 18.5°. This is about average compared to other places in Massachusetts.

In Denver, there are 33.7 days annually when the high temperature is over 90°, which is hotter than most places in Colorado.

In Swampscott, there are 6.3 days annually when the high temperature is over 90°, which is about average compared to other places in Massachusetts.

In Denver, there are 155.1 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Colorado.

In Swampscott, there are 121.7 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Massachusetts.

In Denver, there are 5.5 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Colorado.

In Swampscott, there are 2.2 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Massachusetts.

May is the wettest month in Denver with 2.4 inches of rain, and the driest month is January with 0.5 inches. The wettest season is Autumn with 36% of yearly precipitation and 10% occurs in Spring, which is the driest season. The annual rainfall of 16.7 inches in Denver means that it is about average compared to other places in Colorado.


March is the wettest month in Swampscott with 4.6 inches of rain, and the driest month is February with 3.5 inches. The wettest season is Summer with 27% of yearly precipitation and 23% occurs in Spring, which is the driest season. The annual rainfall of 47.9 inches in Swampscott means that it is about average compared to other places in Massachusetts.

May is the rainiest month in Denver with 10.1 days of rain, and January is the driest month with only 4.7 rainy days. There are 83.1 rainy days annually in Denver, which is rainier than most places in Colorado. The rainiest season is Summer when it rains 30% of the time and the driest is Spring with only a 18% chance of a rainy day.

May is the rainiest month in Swampscott with 11.9 days of rain, and February is the driest month with only 8.5 rainy days. There are 122.1 rainy days annually in Swampscott, which is about average compared to other places in Massachusetts. 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.

An annual snowfall of 60.2 inches in Denver means that it is about average compared to other places in Colorado.

An annual snowfall of 41.8 inches in Swampscott means that it is about average compared to other places in Massachusetts.

March is the snowiest month in Denver with 11.7 inches of snow, and 9 months of the year have significant snowfall.

January is the snowiest month in Swampscott with 14.1 inches of snow, and 6 months of the year have significant snowfall.