Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
The warmest period tends to be July, when average temperatures fluctuate between a high of 83.7°F (28.7°C) and a low of 63°F (17.2°C).Heat index
During July, the heat index is appraised at a tropical 91.4°F (33°C). Adopt special protective actions against heat exhaustion and heat cramps. Long-duration activity risks heatstroke.The standards for the heat index are set for locations in shade and under light breezes. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Humidity
The average relative humidity in July is 77%.Rainfall
July is the month with the most rainfall. Rain falls for 15.6 days and accumulates 2.87" (73mm) of precipitation.Snowfall
In Washington, snow does not fall in June through September.Daylight
In July, the average length of the day is 14h and 45min.On the first day of July, sunrise is at 5:32 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 8:16 pm EDT.
Sunshine
With an average of 10.3h of sunshine, July has the most sunshine of the year.UV index
The months with the highest UV index are June and July, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In July, a daily maximum UV index of 6 leads to the following instructions:
Shield from overexposure. Defense against sun-related harm is required. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the hottest?
How hot is it in July?
What is the average humidity in July?
What is the rainiest month?
How much does it rain in Washington in July?
When it does not snow?
What is the average length of the day in July?
When is the sunrise / sunset in July?
What month has the most sunshine?
How long on average sun shines in July?
What are the months with the highest UV index?
How high is the UV index in July?
Average temperature in July
Washington, NJ
- Average high temperature in July: 83.7°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (34°F).
- Average low temperature in July: 63°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in July
Washington, 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 (29.93"Hg).
Average wind speed in July
Washington, NJ
- Average wind speed in July: 5mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in July
Washington, NJ
- Average humidity in July: 77%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (76%).
Average rainfall in July
Washington, NJ
- Average rainfall in July: 2.87"
The wettest month (with the highest rainfall) is July (2.87").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in July
Washington, NJ
- Average rainfall days in July: 15.6 days
The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is January (8.1 days).
Average snowfall in July
Washington, NJ
- Average snowfall in July: 0"
The month with the highest snowfall is February (3.82").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Washington, NJ
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Washington, NJ
- Average daylight in July: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in July: 10h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in July
Washington, NJ
- Average sunshine days in July: 13.5 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is April (11.8 days).
Average UV index in July
Washington, NJ
- Average UV index in July: 6
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in July
Washington, NJ
- Average cloud cover in July: 34
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in July
Washington, NJ
- Average visibility in July: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Washington, New Jersey, USA
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