July weather forecast
Commack, NY

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Weather in July

July in Commack, New York, is a moderately hot summer month, with an average temperature varying between 71.2°F (21.8°C) and 79.3°F (26.3°C).

Temperature

July is the warmest month, with an average high-temperature of 79.3°F (26.3°C) and an average low-temperature of 71.2°F (21.8°C).

Humidity

The average relative humidity in July in Commack is 75%.

Rainfall

July is the month with the most rainfall. Rain falls for 17.4 days and accumulates 3.94" (100mm) of precipitation.

Snowfall

April through October are months without snowfall in Commack.

Daylight

The average length of the day in July is 14h and 46min.
On the first day of July in Commack, sunrise is at 5:25 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:49 am and sunset at 8:09 pm EDT.

Sunshine

With an average of 10.8h 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 value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index of 6 during July leads to these instructions:
Deter overexposure. Protecting against the sun's effects is essential. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Frequently asked questions

What is the hottest time of year in Commack?

The warmest month in Commack is July, with an average high-temperature of 79.3°F (26.3°C) and an average low-temperature of 71.2°F (21.8°C).

What is the usual temperature for Commack in July?

The high-temperature in Commack during July is 79.3°F (26.3°C) and the low-temperature is 71.2°F (21.8°C).

What is the average humidity in July in Commack?

The average relative humidity in July in Commack, New York, is 75%.

What is the wettest month in Commack?

The month with the most rainfall in Commack is July, when the rain falls for 17.4 days and typically aggregates up to 3.94" (100mm) of precipitation.

How many days does it rain in July in Commack?

In Commack, New York, during July, the rain falls for 17.4 days and regularly aggregates up to 3.94" (100mm) of precipitation.

When it does not snow in Commack?

In Commack, snow does not fall in April through October.

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

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

What time are sunrise and sunset in July in Commack?

On the first day of July in Commack, sunrise is at 5:25 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:49 am and sunset at 8:09 pm EDT.

What month has the most sunshine in Commack?

With an average of 10.8h of sunshine, July has the most sunshine of the year in Commack.

How long on average sun shines in July in Commack?

In July, the average sunshine duration in Commack, New York, is 10.8h.

What are the months with the highest UV index in Commack?

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

What is the UV index intensity in July in Commack?

In Commack, the average daily maximum UV index in July is 6. A UV Index estimate of 6 to 7 represents a high health threat from exposure to the Sun's 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
Commack, NY

Average temperature in July - Commack, NY
  • Average high temperature in July: 79.3°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (37.6°F).

  • Average low temperature in July: 71.2°F

The month with the highest average low temperature is August (71.6°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).

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Average pressure in July
Commack, NY

Average pressure in July - Commack, NY
  • Average pressure in July: 29.95"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).

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Average wind speed in July
Commack, NY

Average wind speed in July - Commack, NY
  • Average wind speed in July: 8.3mph

The windiest month (with the highest average wind speed) is January (12.8mph).
The calmest month (with the lowest average wind speed) is July (8.3mph).

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Average humidity in July
Commack, NY

Average humidity in July - Commack, NY
  • Average humidity in July: 75%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is November (71%).

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Average rainfall in July
Commack, NY

Average rainfall in July - Commack, NY
  • Average rainfall in July: 3.94"

The wettest month (with the highest rainfall) is July (3.94").
The driest month (with the least rainfall) is January (2.2").

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Average rainfall days in July
Commack, NY

Average rainfall days in July - Commack, NY
  • Average rainfall days in July: 17.4 days

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall in July
Commack, NY

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

The month with the highest snowfall is March (1.85").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in July
Commack, NY

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

The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Commack, 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 month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in July
Commack, NY

Average sunshine days in July - Commack, NY
  • Average sunshine days in July: 11.4 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is July (11.4 days).

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Average UV index in July
Commack, NY

Average UV index in July - Commack, 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).

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Average cloud cover in July
Commack, NY

Average cloud cover in July - Commack, NY
  • Average cloud cover in July: 29

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in July
Commack, NY

Average visibility in July - Commack, 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).

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Commack, New York, USA

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