July weather forecast and climate
New York, NY

The sunset view over skyscrapers in New York City, USA
The sunset view over skyscrapers in New York City, USA
July, like June, in New York, New York, is another warm summer month, with average temperature fluctuating between 82.9°F (28.3°C) and 69.4°F (20.8°C).

Temperature

The warmest month is July, with an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 69.4°F (20.8°C).

Heat index

The average heat index is evaluated at a tropical 88.9°F (31.6°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'apparent temperature', 'real feel', or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like pregnancy, metabolic differences, differences in body mass, height, and shape, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In New York, New York, the average relative humidity in July is 72%.

Rainfall

July is the month with the most rainfall in New York. Rain falls for 18.5 days and accumulates 4.02" (102mm) of precipitation.

Snowfall

In New York snow does not fall in May through October.

Ocean temperature

In New York, the average seawater temperature in July is 72.1°F (22.3°C).
Note: Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 72.1°F (22.3°C) water may be enjoyable. (FYI: The official water temperature required for the Olympic swimming competition is 77°F (25°C) to 82.4°F (28°C).)

Daylight

The average length of the day in New York is 14.7h.

Sunshine

The month with the most sunshine in New York is July, with an average of 10.5h 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 reading of 6 to 7 represents a high health hazard from the exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the warmest month in New York?

July is the warmest month in New York, with an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 69.4°F (20.8°C).

What is the temperature in July in New York?

In July, in New York, New York, the average high-temperature is 82.9°F (28.3°C), and the average low-temperature is 69.4°F (20.8°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), that combines both air temperature and relative humidity, in July is evaluated at 88.9°F (31.6°C).

What is the average humidity in July in New York?

In July, the average relative humidity in New York, New York, is 72%.

How much does it rain in New York in July?

In New York, New York, in July, during 18.5 rainfall days, 4.02" (102mm) of precipitation is typically accumulated.

What is the wettest month in New York?

July is the month with the most rainfall. Rain falls for 18.5 days and accumulates 4.02" (102mm) of precipitation.

When it does not snow in New York?

May through October are months without snowfall in New York.

What is the ocean temperature in July in New York?

In New York, in July, the average water temperature is 72.1°F (22.3°C). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 72.1°F (22.3°C) water.

How many hours of daylight does New York have in July?

In New York, the average length of the day in July is 14.7h.

What month has the most sunshine in New York?

July has the most sunshine of the year, with an average of 10.5h of sunshine.

How many hours of sunshine does New York have in July?

The average sunshine in July in New York, New York, is 10.5h.

What are the months with the highest UV index in New York?

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

How high is the UV index in July in New York?

In New York, New York, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV rays.
Average temperature in July - New York, NY
  • Average high temperature in July: 28.3°C

The warmest month (with the highest average high temperature) is July (28.3°C).
The month with the lowest average high temperature is January (2.5°C).

  • Average low temperature in July: 20.8°C

The month with the highest average low temperature is July (20.8°C).
The coldest month (with the lowest average low temperature) is January (-3.3°C).

Average pressure in July - New York, NY
  • Average pressure in July: 1014.4mbar

The month with the highest atmospheric pressure is November (1019.4mbar).
The month with the lowest atmospheric pressure is June (1013.6mbar).

Average wind speed in July - New York, NY
  • Average wind speed in July: 10.7km/h

The windiest month (with the highest average wind speed) is January (16km/h).
The calmest month (with the lowest average wind speed) is July (10.7km/h).

Average humidity in July - New York, NY
  • Average humidity in July: 72%

Months with the highest relative humidity are February and December (76%).
The month with the lowest relative humidity is August (70%).

Average rainfall in July - New York, NY
  • Average rainfall in July: 102mm

The wettest month (with the highest rainfall) is July (102mm).
The driest month (with the least rainfall) is January (55mm).

Average rainfall days in July - New York, NY
  • Average rainfall days in July: 18.5 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in July - New York, NY
  • Average snowfall in July: 0mm

The month with the highest snowfall is March (67mm).
Months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in July - New York, NY
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (5.8 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in July - New York, NY
  • Average sea temperature in July: 22.3°C

The best month for swimming (with the highest average sea temperature) is August (23.4°C).
The coldest month (with the lowest average sea temperature) is February (4.3°C).

Average daylight in July / Average sunshine in July - New York, NY
  • Average daylight in July: 14.7h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in July: 10.5h

The month with the most sunshine is July (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.7h).

Average sunshine days in July - New York, NY
  • Average sunshine days in July: 10.2 days

The month with the most sunshine days is January (17.9 days).
The month with the least sunshine days is June (9.8 days).

Average UV index in July - New York, NY
  • Average UV index in July: 6

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in July - New York, NY
  • Average cloud cover in July: 31

Months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in July - New York, NY
  • Average visibility in July: 9km

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).