Great River
New York, USA
Long-term weather forecast
Long-term weather forecast

July weather forecast and climate
Great River, NY

July is a moderately hot summer month in Great River, New York, with average temperature fluctuating between 77.9°F (25.5°C) and 71.6°F (22°C).

Temperature

In Great River, the average high-temperature marginally rises, from an agreeable 70.7°F (21.5°C) in June, to a warm 77.9°F (25.5°C). In July, in Great River, the average low-temperature is 71.6°F (22°C).

Humidity

The average relative humidity is 76%.

Rainfall

In Great River, New York, it is raining for 17.7 days, with typically 3.62" (92mm) of accumulated precipitation. In Great River, during the entire year, the rain falls for 155.3 days and collects up to 34.84" (885mm) of precipitation.

Snowfall

In Great River snow does not fall in April, June through September and November.

Ocean temperature

In July, the average ocean temperature in Great River, New York, is 72.1°F (22.3°C).
Note: For individuals prone to feeling cold, swimming in 73.4°F (23°C) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 72.1°F (22.3°C).

Daylight

In Great River, the average length of the day is 14.7h.

Sunshine

July has the most sunshine of the year in Great River, with an average of 10.8h 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 of 6 to 7 symbolizes a high threat to health from unsafe exposure to the UV radiation for average individuals.
Note: The average daily UV index of 6 in July transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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 reflection of water and sand dramatically increases exposure to the UV rays.

What is the temperature in July in Great River?

The average high-temperature, in July, in Great River, is 77.9°F (25.5°C), while the average low-temperature is 71.6°F (22°C).

What is the average humidity in July in Great River?

In July, the average relative humidity in Great River, New York, is 76%.

How much does it rain in Great River in July?

In Great River, New York, in July, during 17.7 rainfall days, 3.62" (92mm) of precipitation is typically accumulated.

When it does not snow in Great River?

April, June through September and November are months without snowfall in Great River.

How warm is the water in July in Great River?

In Great River, 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 Great River have in July?

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

What month has the most sunshine in Great River?

July has the most sunshine of the year in Great River, New York, with an average of 10.8h of sunshine.

How many hours of sunshine does Great River have in July?

In July, the average sunshine is 10.8h.

When is the highest UV index in Great River?

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

How high is the UV index in July in Great River?

In July, the average daily maximum UV index in Great River is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in July - Great River, NY
  • Average high temperature in July: 77.9°F

The warmest month (with the highest average high temperature) is August (78.1°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in July: 71.6°F

The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

Average humidity in July - Great River, NY
  • Average humidity in July: 76%

Months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).

Average rainfall in July - Great River, NY
  • Average rainfall in July: 3.62"

The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the lowest rainfall) is January (2.17").

Average rainfall days in July - Great River, NY
  • Average rainfall days in July: 17.7 days

The month with the highest number of rainy days is July (17.7 days).
The month with the lowest number of rainy days is January (8.3 days).

Average snowfall in July - Great River, NY
  • Average snowfall in July: 0"

The month with the highest snowfall is March (2.13").
Months with the lowest snowfall are April, June, July, August, September and November (0").

Average snowfall days in July - Great River, NY
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (4.6 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average sea temperature in July - Great River, NY
  • Average sea temperature in July: 72.1°F

The best month for swimming (with the highest average sea temperature) is August (74°F).
The coldest month (with the lowest average sea temperature) is February (39.7°F).

Average daylight in July / Average sunshine in July - Great River, NY
  • Average daylight in July: 14.7h

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

  • Average sunshine in July: 10.8h

The month with most sunshine is July (Average sunshine: 10.8h).
The month with least sunshine is February (Average sunshine: 4.8h).

Average UV index in July - Great River, 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 and December (UV index 2).