Cape May weather in August 2025

Q: How hot is it in Cape May in August?

Daytime temperatures usually reach 28°C in Cape May in August with moderate heat and humidity, falling to 19°C at night.

Q: How sunny is it in Cape May in August?

There are normally 9 hours of bright sunshine each day in Cape May in August - that's 62% of daylight hours.

Q: How warm is the sea around Cape May in August?

The average sea temperature around Cape May in August is 23°C.

Q: Does it rain in Cape May in August?

There are usually 11 days with some rain in Cape May in August and the average monthly rainfall is 110mm.

Q: What is the chance of a cyclone in Cape May in August?

On average less than 1 day in August in Cape May is likely to be affected by the passage of one or more tropical storms.

Expect 82°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Cape May in August. Check more long-term weather averages for Cape May in August before you book your next holiday to New Jersey in 2025/2026.

82
82°F max day temperature
9
9 hours of sunshine per day
11
11 days with some rainfall
66
66°F min night temperature
14
14 hours of daylight per day
M
Moderate heat & humidity
4.3
4.3 inches of monthly rainfall
8
8 (Very High) UV index
73
73°F sea temperature

More about Cape May

Cape May by month

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The August weather guide for New Jersey (Cape May) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

More about the USA

How hot is it in Cape May in August?

Daytime temperatures usually reach 82°F in Cape May in August with moderate heat and humidity, falling to 66°F at night.

How sunny is it in Cape May in August?

There are normally 9 hours of bright sunshine each day in Cape May in August - that's 62% of daylight hours.

How warm is the sea around Cape May in August?

The average sea temperature around Cape May in August is 73°F.

Does it rain in Cape May in August?

There are usually 11 days with some rain in Cape May in August and the average monthly rainfall is 4.3 inches.

What is the chance of a hurricane in Cape May in August?

On average less than 1 day in August in Cape May is likely to be affected by the passage of one or more tropical storms.

Cape May August sunrise & sunset times

Browse the sunrise and sunset times for Cape May in August 2025. Select a month to view Cape May sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Friday, 1st August 2025	05:01	19:11
Saturday, 16th August 2025	05:14	18:53
Sunday, 31st August 2025	05:28	18:31

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New Jersey - quick facts
Flight time^✝	8 hours
Time difference	UK -5 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Tourist info	New Jersey Division of Travel & Tourism