Bergen County Climate
Bergen County, New Jersey
Avg Annual Temp
55.4°F
Annual Precip
46.9"
Annual Snowfall
—
Extreme Heat Days
28.9
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Bergen County Weather
Warmer Than the National Median
Bergen County averages 55.4°F annually, which is notably warmer than the typical U.S. county median. Its 46.9 inches of annual precipitation keeps the landscape lush compared to much of the country.
Near the Top of State Rankings
At 55.4°F, Bergen is nearly two degrees warmer than the New Jersey state average of 53.6°F. It stands as one of the warmest counties in the northern part of the state.
Warmer Than Nearby Essex
Bergen County is significantly warmer than its neighbor Essex, which averages just 53.0°F. Despite their proximity, Bergen experiences a much higher summer intensity.
Intense Summers and Mild Winters
The county experiences 29 days of extreme heat over 90°F annually, significantly higher than many coastal neighbors. While snowfall data is limited for this period, a January average of 32.8°F ensures distinct freezing cycles.
Prepare for High Heat Stress
With nearly a month of days topping 90°F, robust air conditioning is a necessity for Bergen residents. The 46.9 inches of rain also demands well-maintained gutters and drainage systems.
Frequently Asked Questions
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.