ClimateForecastNovemberDecember >>

New Brunswick (NJ) Climate by Month

New Brunswick experiences great temperature shifts. The city's weather can transition from very warm days to cold weather. It is also known for its large amounts of rain/snowfall. Now, let’s break down all the climate details for a clearer picture.

Average day and night temperature

The climate in New Brunswick is known for significant temperature differences throughout the year, making the weather dynamic. Typically, daytime temperatures range from a very warm 31°C in July to a chilly 5°C in the coolest month, February. Nights are cooler, with temperatures generally dropping to -5°C, particularly during the colder months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

New Brunswick has a notably wet climate with abundant precipitation, recording 1228 mm of rain/snowfall per year. New Brunswick offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between June (129 mm) and November (74 mm) is not too significant, making the climate enjoyable for visitors and residents alike.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

For those who appreciate different seasons, New Brunswick serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 9.0 hours of sunshine daily, and embrace the darker days in December, offering only 4.7 hours of daily sunlight.

Monthly hours of sunshine

Data from: Trenton, the United States of America (38 KM, 24 Miles).

Daily hours of sunshine

Data from: Trenton, the United States of America (38 KM, 24 Miles).

The best time of year to visit New Brunswick in the United States of America

Other facts from our historical weather data:
  • When is summer in New Brunswick?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in New Brunswick?
    July has an average maximum temperature of 31°C and is the warmest month of the year.
  • Which is the coldest month in New Brunswick?
    The coldest month is February with an average maximum temperature of 5°C.
  • Which is the wettest month in New Brunswick?
    June tops the wettest month list with 129 mm of rainfall.
  • Which is the driest month in New Brunswick?
    November is the driest month with 74 mm of precipitation.
  • Which is the sunniest month in New Brunswick?
    July is the sunniest month with an average of 269 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for New Brunswick (NJ)

    Thu   Nov 21
    12°C | 4°C
    NW 18 km/h
    37 mm
    overcast and heavy rain

    overcast and heavy rain

    Fri   Nov 22
    7°C | 2°C
    SW 18 km/h
    6.2 mm
    overcast and heavy rain

    overcast and heavy rain

    Sat   Nov 23
    9°C | 3°C
    NW 25 km/h
    2 mm
    partly cloudy and no rain

    partly cloudy and no rain