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New Jersey weather in August 2025
Expect 29°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in New Jersey in August. Check more long-term weather averages for New Jersey in August before you book your next holiday to New Jersey in 2025/2026.
- 29°C max day temperature
29 - 8 hours of sunshine per day
- 9 days with some rainfall
9 - 18°C min night temperature
18 - 14 hours of daylight per day
14 - Moderate heat & humidity
M - 108 mm of monthly rainfall
108 - 8 (Very High) UV index
8
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The August weather guide for New Jersey (Newark) 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.
Top New Jersey destinations
Below are average maximum temperatures at popular countries, regions and places in New Jersey in August. Select a holiday destination to see more weather parameters.
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Metric (°C / mm) | Imperial (°F / inches)
More about the USA
How hot is it in New Jersey in August?
Daytime temperatures usually reach 29°C in Newark, New Jersey in August with moderate heat and humidity, falling to 18°C at night.
How sunny is it in New Jersey in August?
There are normally 8 hours of bright sunshine each day in Newark, New Jersey in August - that's 61% of daylight hours.
Does it rain in New Jersey in August?
There are usually 9 days with some rain in Newark, New Jersey in August and the average monthly rainfall is 108mm.
What is the chance of a hurricane in New Jersey in August?
On average less than 1 day in August in Newark, New Jersey is likely to be affected by the passage of one or more tropical storms.
New Jersey August sunrise & sunset times
Browse the sunrise and sunset times for New Jersey in August 2025. Select a month to view New Jersey sunrise and sunset times for the next 12 months. The New Jersey sunrise and sunset times shown below are for Newark.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Friday, 1st August 2025 | 04:54 | 19:12 |
| Saturday, 16th August 2025 | 05:08 | 18:53 |
| Sunday, 31st August 2025 | 05:23 | 18:30 |
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