Essex County Climate
Essex County, New Jersey
Avg Annual Temp
53.0°F
Annual Precip
48.0"
Annual Snowfall
24.0"
Extreme Heat Days
23.3
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Essex County Weather
Aligned with the National Average
Essex County's average temperature of 53.0°F is nearly identical to the national median. It is a wet region, receiving 48.0 inches of precipitation annually.
Cooler Than the Jersey Norm
Surprisingly, Essex County is slightly cooler than the state average of 53.6°F. It represents the more temperate, seasonally distinct climate of Northern New Jersey.
Cooler and Snowier Than Bergen
Essex is much cooler than neighboring Bergen County, which averages 55.4°F. It also sees more significant winter impacts with 24.0 inches of annual snowfall.
Cold Winters and Sharp Summers
January averages a chilly 30.4°F, contributing to two feet of annual snowfall. Summer remains active with 23 days of extreme heat over 90°F.
Prepare for Real Winter
Heating systems must be robust to handle the 30.4°F January average. Residents also need reliable snow removal tools for the 24.0 inches of annual accumulation.
Frequently Asked Questions
What is the average temperature in Essex County?
How much rain does Essex County get?
Does it snow in Essex County?
How hot does Essex County get in summer?
How cold are winters in Essex County?
Track your own weather in Essex County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
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.