United StatesAverage weather for New Jersey in July
It's hot in July in New Jersey with an average temperature of 31°C. Temperatures this month range from a low of 29°C to a high of 32°C. At night, you can expect temperatures between 18°C and 21°C.
Start of July
The month of July starts in New Jersey with hot temps, averaging around 31°C during the day and nights around 20°C. You can expect regular precipitation, but there will also be some sunny days in the early part of the month.
With the temperature difference between day and night, it’s smart to wear layers.
Mid July
By mid-July, daytime temps rise to around 32°C, with nights around 21°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of July
By the end of July, the average daytime temperature in New Jersey is around 31°C, while nighttime temps are about 20°C. There’s a significant chance of many days with precipitation.
Because temperatures drop in the evening, wearing layers is recommended.
In July, there is an average of 173 mm of precipitation, spread over 7 days. The wind speed is around 4 Bft, mostly coming from the South.
New Jersey in July |
New York | ||
|---|---|---|---|
 Average temperature |
31°C | 31°C | |
 Max. temperature |
32°C | 33°C | |
| Min. temperature |
29°C | -5°C | |
 Total precipitation |
173 mm | 160 mm | |
| Rainy days |
7 days | 18 days | |
June
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is July a good time to visit New Jersey?
Looking for sun? July isn’t a good month to be in New Jersey. The temperature is nice, but there’s too much chance of rain.
Temperature records
With 38°C in 2022, New Jersey reached the highest temperature in July over the past 10 years. The lowest daytime temperature in this month was 20°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of 11°C to a highest value of 26°C.
Check out the climate of New Jersey for all months and discover the best travel time
The climate in New Jersey is based on weather data from . Other places, like New York City, Miami or Los Angeles, might have different weather. You can check out all destinations in New Jersey to get the full picture of the climate.
Daily Temperature in July in New Jersey
This chart shows the average daily high and low temperatures in July for New Jersey, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in July in New Jersey
The chart below shows the average daily precipitation in July for New Jersey, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for July, you can expect about 7 days of precipitation in New Jersey.
Daily UV index in July in New Jersey
This chart shows the average daily UV index in July in New Jersey, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in July in New Jersey over the years
This chart shows the average temperature in July in New Jersey, measured in degrees Celsius, over the past few years.
Total precipitation in July in New Jersey over the years
This chart shows the average precipitation in July in New Jersey, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in July for New Jersey
Click on any day in July to get detailed info about the usual weather on that day in New Jersey. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in July in New Jersey
Have you been to New Jersey in July?
Share your weather experience in July in New Jersey.
Average weather in New Jersey by month
Click on a month below to see detailed weather info for New Jersey. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of New Jersey for all months at once
