July weather forecastWoodcliff Lake, NJ
July
Weather in July
July, the same as June, is another warm summer month in Woodcliff Lake, New Jersey, with temperature in the range of an average low of 66.6°F (19.2°C) and an average high of 84.7°F (29.3°C).Temperature
The warmest time of the year is July, with temperatures averaging a high of 84.7°F (29.3°C) and a low of 66.6°F (19.2°C).Heat index
During July, the heat index is estimated at a hot 93.2°F (34°C). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.Data suggests that the heat index is set for environments in shade and with a light wind. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', melds the effects of warmth and moisture to generate a feeling of heat. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
Humidity
In July, the average relative humidity in Woodcliff Lake is 71%.Rainfall
In Woodcliff Lake, during July, the rain falls for 16.8 days and regularly aggregates up to 3.15" (80mm) of precipitation. Throughout the year, there are 157.3 rainfall days, and 32.72" (831mm) of precipitation is accumulated.Snowfall
In Woodcliff Lake, snow does not fall in May through September.Daylight
In Woodcliff Lake, the average length of the day in July is 14h and 47min.On the first day of the month, sunrise is at 5:28 am and sunset at 8:32 pm. On the last day of July, sunrise is at 5:51 am and sunset at 8:13 pm EDT.
Sunshine
With an average of 10.2h of sunshine, July has the most sunshine of the year.UV index
The months with the highest UV index in Woodcliff Lake are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 6 during July leads to these instructions:
Guard oneself from overexposure. Defence against sun injury is vital. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Woodcliff Lake, NJ
- Average high temperature in July: 84.7°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in July: 66.6°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).
Average pressure in July
Woodcliff Lake, NJ
- Average pressure in July: 29.96"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in July
Woodcliff Lake, NJ
- Average wind speed in July: 5.5mph
The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in July
Woodcliff Lake, NJ
- Average humidity in July: 71%
The months with the highest relative humidity are February and December (78%).
The month with the lowest relative humidity is August (70%).
Average rainfall in July
Woodcliff Lake, NJ
- Average rainfall in July: 3.15"
The wettest month (with the highest rainfall) is December (3.58").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in July
Woodcliff Lake, NJ
- Average rainfall days in July: 16.8 days
The months with the highest number of rainy days are May and July (16.8 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in July
Woodcliff Lake, NJ
- Average snowfall in July: 0"
The month with the highest snowfall is February (4.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in July
Woodcliff Lake, NJ
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (7.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Woodcliff Lake, NJ
- Average daylight in July: 14h and 48min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in July: 10h and 12min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in July
Woodcliff Lake, NJ
- Average sunshine days in July: 12.3 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is June (11.5 days).
Average UV index in July
Woodcliff Lake, 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, March, November and December (UV index 2).
Average cloud cover in July
Woodcliff Lake, NJ
- Average cloud cover in July: 35
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in July
Woodcliff Lake, NJ
- Average visibility in July: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).





