July weather forecast
Mastic, NY

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Weather in July

July in Mastic, New York, is a moderately hot summer month, with an average temperature varying between 76.8°F (24.9°C) and 71.4°F (21.9°C).

Temperature

July witnesses a minor rise in the average high-temperature, transitioning from a pleasant 69.3°F (20.7°C) in June to a warm 76.8°F (24.9°C). Mastic experiences a steady nighttime temperature of 71.4°F (21.9°C) throughout the month of July.

Humidity

In July, the average relative humidity is 78%.

Rainfall

In Mastic, in July, during 16 rainfall days, 2.87" (73mm) of precipitation is typically accumulated. In Mastic, during the entire year, the rain falls for 156.2 days and collects up to 30.2" (767mm) of precipitation.

Snowfall

In Mastic, snow does not fall in May through October.

Daylight

In July, the average length of the day is 14h and 46min.
On the first day of the month, sunrise is at 5:24 am and sunset at 8:26 pm. On the last day of July, sunrise is at 5:47 am and sunset at 8:07 pm EDT.

Sunshine

The months with the most sunshine are July and August, with an average of 10.8h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 6 during July translates into these guidelines:
Shun overexposure. Protection from sun ravages is indispensable. 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. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Mastic in July?

In Mastic, in July, the average high-temperature is 76.8°F (24.9°C), and the average low-temperature is 71.4°F (21.9°C).

What is the average humidity in July?

In Mastic, the average relative humidity in July is 78%.

How many days does it rain in July?

In Mastic, during July, the rain falls for 16 days and regularly aggregates up to 2.87" (73mm) of precipitation.

When it does not snow?

In Mastic, snow does not fall in May through October.

What is the average length of the day in July in Mastic?

In Mastic, the average day length in July is 14h and 46min.

When is the sunrise / sunset in July in Mastic?

In July, on the first day of the month, sunrise is at 5:24 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:07 pm EDT.

What is the month with the most sunshine in Mastic?

July and August, with an average of 10.8h of sunshine, are months with the most sunshine.

How long on average sun shines in July?

In Mastic, the average sunshine duration in July is 10.8h.

What is the month with the highest UV index?

The 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 July, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from unprotected exposure to UV radiation.
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
Mastic, NY

Average temperature in July - Mastic, NY
  • Average high temperature in July: 76.8°F

The warmest month (with the highest average high temperature) is August (77.5°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in July: 71.4°F

The months with the highest average low temperature are July and August (71.4°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

Average pressure in July
Mastic, NY

Average pressure in July - Mastic, NY
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in July
Mastic, NY

Average wind speed in July - Mastic, NY
  • Average wind speed in July: 9.6mph

The windiest month (with the highest average wind speed) is January (14.5mph).
The calmest months (with the lowest average wind speed) are July and August (9.6mph).

Average humidity in July
Mastic, NY

Average humidity in July - Mastic, NY
  • Average humidity in July: 78%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is November (71%).

Average rainfall in July
Mastic, NY

Average rainfall in July - Mastic, NY
  • Average rainfall in July: 2.87"

The wettest month (with the highest rainfall) is December (3.31").
The driest months (with the least rainfall) are January, February and September (2.01").

Average rainfall days in July
Mastic, NY

Average rainfall days in July - Mastic, NY
  • Average rainfall days in July: 16 days

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (9 days).

Average snowfall in July
Mastic, NY

Average snowfall in July - Mastic, NY
  • Average snowfall in July: 0"

The month with the highest snowfall is January (1.5").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Mastic, NY

Average snowfall days in July - Mastic, NY
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (5.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in July /
Average sunshine in July
Mastic, NY

Average daylight in July / Average sunshine in July - Mastic, 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 5min

The months with the most sunshine are July and August (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in July
Mastic, NY

Average sunshine days in July - Mastic, NY
  • Average sunshine days in July: 13.4 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is February (12.8 days).

Average UV index in July
Mastic, NY

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

Average cloud cover in July
Mastic, NY

Average cloud cover in July - Mastic, NY
  • Average cloud cover in July: 28

The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in July
Mastic, NY

Average visibility in July - Mastic, 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).

Mastic, New York, USA

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