July weather forecastSouth Seaville, NJ
July
Weather in July
July, like June, in South Seaville, New Jersey, is a moderately hot summer month, with an average temperature varying between 80.8°F (27.1°C) and 72.1°F (22.3°C).Temperature
With an average high-temperature of 80.8°F (27.1°C) and an average low-temperature of 72.1°F (22.3°C), July is the warmest month.Heat index
For most parts of July, the heat index is evaluated at a hot 86°F (30°C). Long-standing exposure and activity could induce a feeling of tiredness and lead to heat cramps.Data suggests that the heat index is set for environments in shade and with a light wind. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', melds the effects of warmth and moisture to generate a feeling of heat. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
Humidity
In South Seaville, the average relative humidity in July is 79%.Rainfall
In South Seaville, New Jersey, during July, the rain falls for 15.2 days and regularly aggregates up to 1.38" (35mm) of precipitation. In South Seaville, during the entire year, the rain falls for 130.8 days and collects up to 13.23" (336mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In South Seaville, the average length of the day in July is 14h and 36min.On the first day of July, sunrise is at 5:36 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:11 pm EDT.
Sunshine
July has the most sunshine of the year, with an average of 11h of sunshine.UV index
The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.Note: In July, the maximum UV index of 6 suggests this advice:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
South Seaville, NJ
- Average high temperature in July: 80.8°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (40.1°F).
- Average low temperature in July: 72.1°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).
Average pressure in July
South Seaville, NJ
- Average pressure in July: 29.96"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in July
South Seaville, NJ
- Average wind speed in July: 8.1mph
The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest months (with the lowest average wind speed) are July and August (8.1mph).
Average humidity in July
South Seaville, NJ
- Average humidity in July: 79%
The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is November (73%).
Average rainfall in July
South Seaville, NJ
- Average rainfall in July: 1.38"
The wettest month (with the highest rainfall) is August (1.61").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in July
South Seaville, NJ
- Average rainfall days in July: 15.2 days
The month with the highest number of rainy days is July (15.2 days).
The month with the least rainy days is January (7 days).
Average snowfall in July
South Seaville, NJ
- Average snowfall in July: 0"
The month with the highest snowfall is January (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in July
South Seaville, NJ
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (4.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in July /
Average sunshine in July
South Seaville, NJ
- Average daylight in July: 14h and 36min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in July: 11h
The month with the most sunshine is July (Average sunshine: 11h).
The month with the least sunshine is February (Average sunshine: 5h).
Average sunshine days in July
South Seaville, NJ
- Average sunshine days in July: 13.4 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is July (13.4 days).
Average UV index in July
South Seaville, NJ
- Average UV index in July: 6
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in July
South Seaville, NJ
- Average cloud cover in July: 25
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in July
South Seaville, NJ
- Average visibility in July: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





