July weather forecast
South Nyack, NY

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Weather in July

July, the same as June, is a moderately hot summer month in South Nyack, New York, with temperature in the range of an average low of 66.7°F (19.3°C) and an average high of 84.4°F (29.1°C).

Temperature

In South Nyack, July is the month with the highest recorded average temperatures, measuring a high of 84.4°F (29.1°C) and a low of 66.7°F (19.3°C).

Heat index

July's average heat index is calculated to be a tropical 91.4°F (33°C). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.
One should consider that heat index numbers are for shaded settings and light wind. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

In July, the average relative humidity is 71%.

Rainfall

July is the month with the most rainfall. Rain falls for 17.8 days and accumulates 3.35" (85mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In South Nyack, the average length of the day in July is 14h and 47min.
On the first day of July, sunrise is at 5:27 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:12 pm EDT.

Sunshine

July has the most sunshine of the year in South Nyack, with an average of 10.4h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In July, the average maximum UV index of 6 translates into the following recommendations:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest?

South Nyack's July weather, marked by an average high temperature of 84.4°F (29.1°C) and an average low temperature of 66.7°F (19.3°C), is the warmest in the year.

How hot is it in July?

During July, South Nyack experiences an average high-temperature of 84.4°F (29.1°C) and a low-temperature of 66.7°F (19.3°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in July is calculated to be 91.4°F (33°C).

What is the average humidity in July in South Nyack?

In July, the average relative humidity is 71%.

What is the wettest month?

The month with the most rainfall is July, when the rain falls for 17.8 days and typically aggregates up to 3.35" (85mm) of precipitation.

How much does it rain in July?

In South Nyack, in July, it is raining for 17.8 days, with typically 3.35" (85mm) of accumulated precipitation.

When it does not snow?

May through September are months without snowfall.

What is the average length of the day in July?

In South Nyack, the average day length in July is 14h and 47min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 5:27 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:12 pm EDT.

What month has the most sunshine?

With an average of 10.4h of sunshine, July has the most sunshine of the year.

How many hours of sunshine does South Nyack have in July?

In July, the average sunshine duration is 10.4h.

What are the months with the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What is the UV index intensity in July?

In South Nyack, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
South Nyack, NY

Average temperature in July - South Nyack, NY
  • Average high temperature in July: 84.4°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in July: 66.7°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in July
South Nyack, NY

Average pressure in July - South Nyack, 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
South Nyack, NY

Average wind speed in July - South Nyack, NY
  • Average wind speed in July: 5.5mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in July
South Nyack, NY

Average humidity in July - South Nyack, NY
  • Average humidity in July: 71%

The months with the highest relative humidity are February and December (77%).
The month with the lowest relative humidity is August (70%).

Average rainfall in July
South Nyack, NY

Average rainfall in July - South Nyack, NY
  • Average rainfall in July: 3.35"

The wettest month (with the highest rainfall) is July (3.35").
The driest month (with the least rainfall) is January (1.89").

Average rainfall days in July
South Nyack, NY

Average rainfall days in July - South Nyack, NY
  • Average rainfall days in July: 17.8 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (6.8 days).

Average snowfall in July
South Nyack, NY

Average snowfall in July - South Nyack, NY
  • Average snowfall in July: 0"

The month with the highest snowfall is March (2.8").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
South Nyack, NY

Average snowfall days in July - South Nyack, 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 May, June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
South Nyack, NY

Average daylight in July / Average sunshine in July - South Nyack, NY
  • Average daylight in July: 14h and 5min

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 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in July
South Nyack, NY

Average sunshine days in July - South Nyack, NY
  • Average sunshine days in July: 10.9 days

The months with the most sunshine days are January and November (20 days).
The month with the least sunshine days is July (10.9 days).

Average UV index in July
South Nyack, NY

Average UV index in July - South Nyack, 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
South Nyack, NY

Average cloud cover in July - South Nyack, 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 32).

Average visibility in July
South Nyack, NY

Average visibility in July - South Nyack, NY
  • 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).

South Nyack, New York, USA

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