July weather forecast
Lake Ronkonkoma, NY

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Weather in July

July in Lake Ronkonkoma, New York, is a warm summer month, with an average temperature fluctuating between 77.9°F (25.5°C) and 71.6°F (22°C).

Temperature

The shift from June to July introduces a subtle increase in the average high-temperature, moving from a pleasant 70.7°F (21.5°C) to a moderately hot 77.9°F (25.5°C). Lake Ronkonkoma, in the month of July, notes an average low temperature of 71.6°F (22°C), indicating a small decrease from the daytime highs.

Humidity

The average relative humidity in July is 76%.

Rainfall

In July, the rain falls for 17.7 days. Throughout July, 3.62" (92mm) of precipitation is accumulated. Throughout the year, there are 155.3 rainfall days, and 34.84" (885mm) of precipitation is accumulated.

Snowfall

In Lake Ronkonkoma, snow does not fall in April, June through September and November.

Daylight

In Lake Ronkonkoma, the average length of the day in July is 14h and 46min.
On the first day of the month, sunrise is at 5:24 am and sunset at 8:27 pm. On the last day of July, sunrise is at 5:48 am and sunset at 8:08 pm EDT.

Sunshine

The month with the most sunshine is July, 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 threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index, 6 in July, converts into the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average July temperature?

July temperatures vary between a high-temperature of 77.9°F (25.5°C) and a low-temperature of 71.6°F (22°C).

What is the average humidity in July?

In July, the average relative humidity is 76%.

How much does it rain in July?

In Lake Ronkonkoma, in July, it is raining for 17.7 days, with typically 3.62" (92mm) of accumulated precipitation.

When it does not snow?

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

How many hours of daylight does Lake Ronkonkoma have in July?

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

When are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:24 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 8:08 pm EDT.

What month has the most sunshine?

July has the most sunshine of the year, with an average of 10.8h of sunshine.

How long on average sun shines in July?

In July, the average sunshine duration 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 Lake Ronkonkoma, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe 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
Lake Ronkonkoma, NY

Average temperature in July - Lake Ronkonkoma, 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 pressure in July
Lake Ronkonkoma, NY

Average pressure in July - Lake Ronkonkoma, 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
Lake Ronkonkoma, NY

Average wind speed in July - Lake Ronkonkoma, NY
  • Average wind speed in July: 9mph

The windiest month (with the highest average wind speed) is January (13.8mph).
The calmest months (with the lowest average wind speed) are July and August (9mph).

Average humidity in July
Lake Ronkonkoma, NY

Average humidity in July - Lake Ronkonkoma, NY
  • Average humidity in July: 76%

The 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
Lake Ronkonkoma, NY

Average rainfall in July - Lake Ronkonkoma, NY
  • Average rainfall in July: 3.62"

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

Average rainfall days in July
Lake Ronkonkoma, NY

Average rainfall days in July - Lake Ronkonkoma, 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 least rainy days is January (8.3 days).

Average snowfall in July
Lake Ronkonkoma, NY

Average snowfall in July - Lake Ronkonkoma, NY
  • Average snowfall in July: 0"

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

Average snowfall days in July
Lake Ronkonkoma, NY

Average snowfall days in July - Lake Ronkonkoma, NY
  • Average snowfall days in July: 0 days

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

Average daylight in July /
Average sunshine in July
Lake Ronkonkoma, NY

Average daylight in July / Average sunshine in July - Lake Ronkonkoma, 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).

Average sunshine days in July
Lake Ronkonkoma, NY

Average sunshine days in July - Lake Ronkonkoma, NY
  • Average sunshine days in July: 11.3 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is July (11.3 days).

Average UV index in July
Lake Ronkonkoma, NY

Average UV index in July - Lake Ronkonkoma, 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
Lake Ronkonkoma, NY

Average cloud cover in July - Lake Ronkonkoma, NY
  • Average cloud cover in July: 28

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in July
Lake Ronkonkoma, NY

Average visibility in July - Lake Ronkonkoma, 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).

Lake Ronkonkoma, New York, USA

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