Cape May, New Jersey weather in July
Temperature, sea and sunshine in July: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in July
Excellent
Best time to visit: July – August
What is the weather like in Cape May, New Jersey in July?
In July, Cape May, New Jersey is warm: daytime highs average 27 °C, and even at night it stays warm at around 22 °C. The sea averages 23.3 °C – pleasant for swimming. The sun shines for around 9 hours a day. Rain is frequent, with about 11 rainy days and 105 mm in total. The air is often humid and muggy. All in all, July is an excellent month for a holiday in Cape May, New Jersey.
July compared
How the weather changes from June to August. Tap a month to open it.
More details for July
- Daylight
- 14 h 40 min05:46 – 20:25
- UV index
- 10 · very highclear sky, noon (estimate)All months
- Muggy days
- 25 daysdew point 18 °C or moreAll months
- Wind
- 18 km/haverage daily peakAll months
- Cloud cover
- 54 %on averageAll months
- Hot days
- 3 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snowAll months
- Time zone
- UTC−4America/New_York
How the score comes together
- Temperatureweight 35 %100 %
- Seaweight 25 %90 %
- Sunshineweight 20 %92 %
- Few rainy daysweight 20 %49 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in July
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
- Rain jacket or umbrella
Cape May, New Jersey in July: quick answers
Is Cape May, New Jersey hot in July?
Warm rather than hot: in July, daytime highs in Cape May, New Jersey average 27 °C and nights cool to about 22 °C. On about 3 days the thermometer climbs to 30 °C or more.
Can you swim in Cape May, New Jersey in July?
Yes. In July the sea averages 23.3 °C – pleasant for swimming.
Does it rain much in Cape May, New Jersey in July?
Rain is frequent, with about 11 rainy days and 105 mm in total.
Cape May, New Jersey month by month
The whole year in Cape May, New JerseyAll destinations: USAWhere to go in JulySea temperature in July
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences