2025 Compare Climate & Weather:
Dallas, TX vs Princeton, NJ

Highlights

On average, there are 204 sunny days per year in Princeton. Dallas averages 234 sunny days per year. The US average is 205 sunny days.

Princeton, New Jersey gets 47.4 inches of rain, on average, per year. Dallas, Texas gets 39.1 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Princeton averages 24 inches of snow per year. Dallas averages 1.2 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Princeton, New Jersey
Summer High: the July high is around 85.6 degrees
Winter Low: the January low is 22
Rain: averages 47.4 inches of rain a year
Snow: averages 24 inches of snow a year

Dallas, Texas
Summer High: the July high is around 94.9 degrees
Winter Low: the January low is 35.5
Rain: averages 39.1 inches of rain a year
Snow: averages 1.2 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Princeton is 7.2 (10=best), which means it is about average compared to other places in New Jersey.

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

Today's Weather - Dallas, TX

69°F

Today's Weather - Princeton, NJ

70°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Dallas / Princeton

August is the hottest month for Dallas with an average high temperature of 95.7°, which ranks it as warmer than most places in Texas. In Dallas, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Dallas are October, April and May.

July is the hottest month for Princeton with an average high temperature of 85.6°, which ranks it as warmer than most places in New Jersey. In Princeton, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Princeton are September, June and August.

January has the coldest nighttime temperatures for Dallas with an average of 35.5°. This is about average compared to other places in Texas.

January has the coldest nighttime temperatures for Princeton with an average of 22.0°. This is colder than most places in New Jersey.

In Dallas, there are 91.2 days annually when the high temperature is over 90°, which is about average compared to other places in Texas.

In Princeton, there are 16.8 days annually when the high temperature is over 90°, which is about average compared to other places in New Jersey.

In Dallas, there are 30.2 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Texas.

In Princeton, there are 109.7 days annually when the nighttime low temperature falls below freezing, which is colder than most places in New Jersey.

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

In Princeton, there are 0.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in New Jersey.

May is the wettest month in Dallas with 5.0 inches of rain, and the driest month is August with 2.2 inches. The wettest season is Summer with 30% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 39.1 inches in Dallas means that it is wetter than most places in Texas.


July is the wettest month in Princeton with 5.1 inches of rain, and the driest month is February with 2.5 inches. The wettest season is Autumn with 29% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 47.4 inches in Princeton means that it is about average compared to other places in New Jersey.

May is the rainiest month in Dallas with 8.9 days of rain, and August is the driest month with only 4.5 rainy days. There are 77.6 rainy days annually in Dallas, which is rainier than most places in Texas. The rainiest season is Summer when it rains 29% of the time and the driest is Autumn with only a 21% chance of a rainy day.

May is the rainiest month in Princeton with 12.4 days of rain, and September is the driest month with only 8.7 rainy days. There are 124.6 rainy days annually in Princeton, which is one of the rainiest places in New Jersey. 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 1.2 inches in Dallas means that it is snowier than most places in Texas.

An annual snowfall of 24.0 inches in Princeton means that it is about average compared to other places in New Jersey.

February is the snowiest month in Dallas with 0.4 inches of snow, and no months of the year have significant snowfall.

February is the snowiest month in Princeton with 8.3 inches of snow, and 5 months of the year have significant snowfall.