June weather forecast
East Islip, NY

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Weather in June

June, the first month of the summer in East Islip, is an agreeable month, with temperature in the range of an average high of 71.4°F (21.9°C) and an average low of 63.9°F (17.7°C).

Temperature

Noticing a change, the average high-temperature during June moves from May's refreshing 62.2°F (16.8°C) to an agreeable 71.4°F (21.9°C). East Islip notes an average temperature descent to a refreshing 63.9°F (17.7°C) in June, a small shift from its daytime peak.

Humidity

The months with the highest humidity are May and June, with an average relative humidity of 77%.

Rainfall

In June, the rain falls for 15.9 days. Throughout June, 2.91" (74mm) of precipitation is accumulated. Throughout the year, there are 153.2 rainfall days, and 34.45" (875mm) of precipitation is accumulated.

Snowfall

In East Islip, snow does not fall in April through September.

Daylight

With an average of 15h and 0min of daylight, June has the longest days of the year.
On the first day of the month, sunrise is at 5:23 am and sunset at 8:18 pm. On the last day of June, sunrise is at 5:25 am and sunset at 8:28 pm EDT.

Sunshine

The average sunshine in June is 10h.

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 health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index of 6 during June translates into these guidelines:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in East Islip in June?

In East Islip, 71.4°F (21.9°C) is the average high-temperature and 63.9°F (17.7°C) is the average low-temperature during June.

What is the most humid month?

May and June, with an average relative humidity of 77%, are most humid months.

What is the average humidity in June?

In East Islip, the average relative humidity in June is 77%.

How many days does it rain in June?

In June, the rain falls for 15.9 days. Throughout June, 2.91" (74mm) of precipitation is accumulated.

When it does not snow?

April through September are months without snowfall.

When are the longest days?

With an average of 15h and 0min of daylight, June has the longest days of the year.

How many hours of daylight does East Islip have in June?

In June, the average day length is 15h and 3min.

When are sunrise and sunset in June in East Islip?

On the first day of June, sunrise is at 5:23 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 8:28 pm EDT.

How many hours of sunshine does East Islip have in June?

In June, the average sunshine duration is 10h.

What is the month with the highest UV index?

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

How high is the UV index in June?

In June, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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 June
East Islip, NY

Average temperature in June - East Islip, NY
  • Average high temperature in June: 71.4°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in June: 63.9°F

The month with the highest average low temperature is August (72°F).
The coldest month (with the lowest average low temperature) is January (30°F).

Average pressure in June
East Islip, NY

Average pressure in June - East Islip, NY
  • Average pressure in June: 29.93"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 June
East Islip, NY

Average wind speed in June - East Islip, NY
  • Average wind speed in June: 8.9mph

The windiest month (with the highest average wind speed) is January (13.4mph).
The calmest month (with the lowest average wind speed) is July (8.6mph).

Average humidity in June
East Islip, NY

Average humidity in June - East Islip, NY
  • Average humidity in June: 77%

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

Average rainfall in June
East Islip, NY

Average rainfall in June - East Islip, NY
  • Average rainfall in June: 2.91"

The wettest month (with the highest rainfall) is July (3.86").
The driest month (with the least rainfall) is January (2.05").

Average rainfall days in June
East Islip, NY

Average rainfall days in June - East Islip, NY
  • Average rainfall days in June: 15.9 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (7.6 days).

Average snowfall in June
East Islip, NY

Average snowfall in June - East Islip, NY
  • Average snowfall in June: 0"

The month with the highest snowfall is March (1.97").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in June
East Islip, NY

Average snowfall days in June - East Islip, NY
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in June /
Average sunshine in June
East Islip, NY

Average daylight in June / Average sunshine in June - East Islip, NY
  • Average daylight in June: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in June: 10h and 0min

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 June
East Islip, NY

Average sunshine days in June - East Islip, NY
  • Average sunshine days in June: 12.7 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (11.2 days).

Average UV index in June
East Islip, NY

Average UV index in June - East Islip, NY
  • Average UV index in June: 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 June
East Islip, NY

Average cloud cover in June - East Islip, NY
  • Average cloud cover in June: 33

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 June
East Islip, NY

Average visibility in June - East Islip, NY
  • Average visibility in June: 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).

East Islip, New York, USA

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