Princeton, New Jersey 

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Climate in Princeton, New Jersey

Princeton, New Jersey gets 47 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Princeton averages 24 inches of snow per year. The US average is 28 inches of snow per year.

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

Princeton gets some kind of precipitation, on average, 125 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.


Weather Highlights

Summer High: the July high is around 86 degrees
Winter Low: the January low is 22
Rain: averages 47 inches of rain a year
Snow: averages 24 inches of snow a year


SPERLING'S COMFORT INDEX
Princeton ranks 44/100 for Comfort Index

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 54. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.

CLIMATE

Climate Averages
  Princeton, New JerseyUnited States
  47.4 in.38.1 in.
  24.0 in.27.8 in.
  124.6 days106.2 days
  204 days205 days
  85.6°85.8°
  22.0°21.7°
  4454
  44.3
  213 ft.2443 ft.

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.


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 Princeton with an average of 22.0°. This is colder than most places in New Jersey.


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


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



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


CLIMATE MAP
  • Annual Rainfall (US Avg: 36.5")
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    Reviews for Princeton    5 Reviews
    College towns are in a class by themselves - 3/17/2010
    Many cities have colleges in them, but Princeton's character and quality of life are very deeply influenced by having such an outstanding school contributing to all... Read More

    Start Your Review of Princeton


    Quick response to crime - 4/9/2009
    police are very quick to respond and resolve crime problems. very safe place to live. when you feel safe, all other issues are... Read More

    Homes are Always in Demand! - 2/21/2008
    You'll never lose on a real estate investment in Princeton. It has that cache that people always desire. McCarter Theatre, University concerts, fine dining, great... Read More


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    ZIP CODES IN PRINCETON, NEW JERSEY
    08540 08542

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