July weather forecastThornwood, NY
July
Weather in July
July, the same as June, is another warm summer month in Thornwood, New York, with an average temperature ranging between min 65.8°F (18.8°C) and max 84.2°F (29°C).Temperature
With average high temperatures of 84.2°F (29°C) and lows of 65.8°F (18.8°C), July is the warmest month.Heat index
In July, the heat index is estimated at a tropical 91.4°F (33°C). Implement more safety precautions, heat cramps and heat exhaustion may happen. Persistent activity could induce heatstroke.For clarity, heat index numbers account for light winds and areas under shade. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
Humidity
April, July and August, with an average relative humidity of 72%, are the least humid months.Rainfall
The month with the most rainfall is July, when the rain falls for 16.9 days and typically aggregates up to 2.87" (73mm) of precipitation.Snowfall
In Thornwood, snow does not fall in June through September.Daylight
In July, the average length of the day in Thornwood is 14h and 47min.On the first day of July, sunrise is at 5:26 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:12 pm EDT.
Sunshine
With an average of 10.5h of sunshine, July has the most sunshine of the year.UV index
June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for average individuals.Note: A daily maximum UV index of 6 in July translates into the following instructions:
Deter overexposure. Protecting against the sun's effects is essential. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Thornwood, NY
- Average high temperature in July: 84.2°F
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (34.9°F).
- Average low temperature in July: 65.8°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).
Average pressure in July
Thornwood, NY
- 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
Thornwood, NY
- Average wind speed in July: 5.3mph
The windiest months (with the highest average wind speed) are January and March (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in July
Thornwood, NY
- Average humidity in July: 72%
The months with the highest relative humidity are February and December (78%).
The months with the lowest relative humidity are April, July and August (72%).
Average rainfall in July
Thornwood, NY
- 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 February (1.5").
Average rainfall days in July
Thornwood, NY
- Average rainfall days in July: 16.9 days
The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (6 days).
Average snowfall in July
Thornwood, NY
- Average snowfall in July: 0"
The month with the highest snowfall is March (3.31").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Thornwood, NY
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Thornwood, NY
- 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 30min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in July
Thornwood, NY
- Average sunshine days in July: 12.3 days
The month with the most sunshine days is November (20 days).
The months with the least sunshine days are June and July (12.3 days).
Average UV index in July
Thornwood, NY
- 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
Thornwood, NY
- Average cloud cover in July: 33
The months with the most cloud cover are February, March and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in July
Thornwood, NY
- 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).





