Best year time to visit Princeton

General weather information about Princeton

Average annual temperature is 16.9 °C

Absolute maximum temperature: 36.2 °C

Absolute minimum temperature: -3.8 °C

Number of sunny days: 191 days

Number of rainy days: 174 days

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* Weather data for Princeton United States is based on climate observations for 2026 year

Princeton air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)19.724.326.028.930.532.435.836.234.528.325.820.3
Average daytime temperature (°C)14.217.418.722.324.528.533.132.028.823.117.013.4
Average temperature (°C)9.012.012.616.118.822.626.725.922.417.111.28.3
Average night temperature (°C)5.07.67.210.614.117.421.621.217.312.16.84.1
Absolute minimum temperature (°C)-3.8-2.7-2.13.37.911.918.618.513.67.2-2.7-3.5

Princeton monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.010.0
Daylight mean duration (h)10.110.912.013.114.014.414.213.412.411.310.49.9
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.010.09.0
Sunshine mean duration (h)6.16.78.29.19.410.912.110.610.59.37.36.2
Precipitation (mm)1781011221371181407077183749119
Sunny days171218131211121420231920
Rainy days14161317191919171081111
Snow days000000000000

Princeton - weather forecast by months

Princeton weather in januaryPrinceton weather in februaryPrinceton weather in marchPrinceton weather in aprilPrinceton weather in mayPrinceton weather in junePrinceton weather in julyPrinceton weather in augustPrinceton weather in septemberPrinceton weather in octoberPrinceton weather in novemberPrinceton weather in december

Best time to visit Princeton:

The best time to visit Princeton during the most sunny months:

  • July — 12.1(h)

The largest precipitation sum in Princeton is at

  • January — 178(mm)
  • March — 122(mm)
  • April — 137(mm)
  • June — 140(mm)

    • Weather forecast in the closest to Princeton admin centers

    Weather forecast in the closest towns to Princeton

    Explore Princeton

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    MapTrains schedule
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    Frequently asked questions

    When is the best time to visit Princeton?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Princeton.
    What is the weather like in Princeton?
    See average temperature, rainfall and daylight hours for Princeton by month in the table above.
    How many sunny days does Princeton have?
    The monthly weather statistics above show sunshine and rainfall patterns for Princeton throughout the year.