Winter 2025 Forecast New Brunswick New Jersey

Winter 2025 Forecast New Brunswick New Jersey.  — the average temperature in new brunswick was 41.8 degrees for december 2023, according to the national weather service.  — december weather forecast for new brunswick, new jersey:

 — december weather forecast for new brunswick, new jersey: Weather.com brings you the most accurate monthly weather forecast for new brunswick, nj with average/record and high/low temperatures, precipitation and more.