Cape May Average Temperature by Month

This page shows the average temperature in each month of the year in Cape May, New Jersey. It is based on NOAA data for the years 1991–2020.
What's the Hottest Month in Cape May?
In Cape May, New Jersey, the warmest month is July, with an average daily high temperature of 85.5 °F and an average low of 68.3 °F.
What's the Coldest Month in Cape May?
In Cape May, New Jersey, the coolest month is January, with an average daily high temperature of 43.3 °F and an average low of 28.5 °F.
Month Avg. High Avg. Low
January 43.3 °F 28.5 °F
February 45.2 °F 29.4 °F
March 51.7 °F 35.4 °F
April 61.8 °F 44.1 °F
May 71.0 °F 53.3 °F
June 80.1 °F 63.0 °F
July 85.5 °F 68.3 °F
August 84.3 °F 67.1 °F
September 78.6 °F 61.7 °F
October 67.9 °F 50.7 °F
November 56.9 °F 40.6 °F
December 48.1 °F 33.0 °F
Year 64.6 °F 48.0 °F
Weather Station Details
Years Station Coordinates
1894–2024 Cape May 2 NW location
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