2025 Compare Climate & Weather:
Boulder, CO vs New York, NY

Highlights

On average, there are 224 sunny days per year in New York. Boulder averages 245 sunny days per year. The US average is 205 sunny days.

New York, New York gets 46.6 inches of rain, on average, per year. Boulder, Colorado gets 18.1 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

New York averages 25.3 inches of snow per year. Boulder averages 71.1 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

New York, New York
Summer High: the July high is around 84.2 degrees
Winter Low: the January low is 26.1
Rain: averages 46.6 inches of rain a year
Snow: averages 25.3 inches of snow a year

Boulder, Colorado
Summer High: the July high is around 88.1 degrees
Winter Low: the January low is 18.9
Rain: averages 18.1 inches of rain a year
Snow: averages 71.1 inches of snow a year

BestPlaces Comfort Index

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

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

Today's Weather - Boulder, CO

55°F

Today's Weather - New York, NY

64°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Boulder / New York

July is the hottest month for Boulder with an average high temperature of 88.1°, which ranks it as about average compared to other places in Colorado. In Boulder, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Boulder are September, June and May.

July is the hottest month for New York with an average high temperature of 84.2°, which ranks it as one of the hottest places in New York. In New York, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for New York are June, September and August.

December has the coldest nighttime temperatures for Boulder with an average of 18.3°. This is one of the warmest places in Colorado.

January has the coldest nighttime temperatures for New York with an average of 26.1°. This is one of the warmest places in New York.

In Boulder, there are 32.4 days annually when the high temperature is over 90°, which is about average compared to other places in Colorado.

In New York, there are 14.2 days annually when the high temperature is over 90°, which is one of the hottest places in New York.

In Boulder, there are 151.2 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Colorado.

In New York, there are 70.1 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in New York.

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

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

May is the wettest month in Boulder with 2.5 inches of rain, and the driest month is January with 0.6 inches. The wettest season is Summer with 37% of yearly precipitation and 11% occurs in Spring, which is the driest season. The annual rainfall of 18.1 inches in Boulder means that it is wetter than most places in Colorado.


July is the wettest month in New York with 4.5 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 46.6 inches in New York means that it is wetter than most places in New York.

May is the rainiest month in Boulder with 10.5 days of rain, and January is the driest month with only 4.7 rainy days. There are 88.0 rainy days annually in Boulder, which is rainier than most places in Colorado. The rainiest season is Autumn when it rains 31% of the time and the driest is Spring with only a 17% chance of a rainy day.

April is the rainiest month in New York with 11.2 days of rain, and September is the driest month with only 8.3 rainy days. There are 118.8 rainy days annually in New York, which is less rainy than most places in New York. 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 71.1 inches in Boulder means that it is snowier than most places in Colorado.

An annual snowfall of 25.3 inches in New York means that it is less snowy than most places in New York.

March is the snowiest month in Boulder with 14.3 inches of snow, and 9 months of the year have significant snowfall.

February is the snowiest month in New York with 8.4 inches of snow, and 5 months of the year have significant snowfall.