North Brunswick (NJ) Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit North Brunswick.

Full Climate overview Temperature Rainfall Sunshine
Current conditions North Brunswick –  

Climate overview of North Brunswick

North Brunswick, New Jersey, United States of America, experiences significant temperature variation throughout the year. Summers bring daytime highs of 31°C (88°F) in July, while winters cool to 5°C (41°F) in January.

With around 1253 mm (49 in) of annual rain/snowfall, North Brunswick has a notably wet climate. However, this rain/snowfall is not evenly distributed, the city has very warm summers and cold winters. The wettest month is June. Sunshine peaks in July, when the city sees around 9.0 hours of sunshine per day.

North Brunswick Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in North Brunswick - and find the best time to visit.

Monthly Temperature in North Brunswick

Depending on the time of the year, temperatures range from very warm to chilly in North Brunswick. Average daytime temperatures reach a very warm 31°C (88°F) in July. In January, the coolest month of the year, temperatures drop to a chilly 5°C (41°F).

At night, temperatures range from around 19°C (66°F) in July to -5°C (23°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in North Brunswick

North Brunswick has a relatively rain/snowy climate with high precipitation levels, averaging 1253 mm (49 in) of rain/snowfall annually. North Brunswick experiences moderate seasonal variation in rainfall, with monthly averages ranging from 128 mm (5 in) in June, the wettest month, and 76 mm (3 in) in November, the driest month. For more details, please visit our North Brunswick Precipitation page.

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

Sunshine Hours in North Brunswick

North Brunswick can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.0 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 4.7 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Trenton, the United States of America (32 KM, 20 Miles).

Daily hours of sunshine

Data from: Trenton, the United States of America (32 KM, 20 Miles).

Best Time to Visit North Brunswick

For comfortable weather, consider visiting North Brunswick in September. Conditions are usually least favourable in January, February, March and December.

Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.

  • Best overall: September
  • Warmest weather: July and August
  • Most sunshine: June and July
  • Fewest rainy days: February, March, September and November
  • Seasonal pattern: Very warm summers and cold winters
  • Coldest conditions: January, with freezing nights around -5°C (23°F).

Frequently asked questions about the climate in North Brunswick

What is the best time to visit North Brunswick?

September typically offers the most optimal weather in North Brunswick. In contrast, January, February, March and December tend to have less optimal conditions. North Brunswick has very warm summers and cold winters.

What temperatures can I expect in North Brunswick?

Daytime highs range from 5°C (41°F) in January to 31°C (88°F) in July. Nighttime lows range from -5°C (23°F) to 19°C (66°F). Temperatures vary considerably through the year.

How much rain does North Brunswick get?

Annual rainfall is around 1253 mm (49 in). June is the wettest month with 128 mm (5 in), while November is the driest with 76 mm (3 in).

How sunny is North Brunswick?

North Brunswick receives around 2,502 hours of sunshine per year. July is the sunniest month with 269 hours, while December is the cloudiest with just 140 hours. Overall, North Brunswick enjoys abundant sunshine.

North Brunswick 3-Day Forecast

North Brunswick on the map

North Brunswick is highlighted - select any city to see its climate.

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

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