The highest day temperature in July 2026 was 114°F. The lowest night temperature was 62°F. The average values for day and night temperatures during July were 91.1°F и 71.6°F respectivly.

The average sea surface temperature in July 2026 for Jersey City was 76.0°F. The maximum and minimum values were 73.2°F and 79.8°F respectively.

Most of the days in July are sunny but you can also expect cloudy and gloomy days.

Precipitation total in July for Jersey City is 1.7 in. It makes july the most rainy month of the year.

The average wind speed in July is 7.3 mph. This value is relatively stable throughout the year.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Jersey City in July is 9.1 hours.