June weather forecast
Ronkonkoma, NY

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Weather in June

June, the first month of the summer in Ronkonkoma, is an agreeable month, with temperature in the range of an average low of 63.5°F (17.5°C) and an average high of 70.7°F (21.5°C).

Temperature

The beginning of June marks a shift in the average high-temperature, moving from May's comfortable 61.2°F (16.2°C) to a pleasant 70.7°F (21.5°C). Ronkonkoma's nights throughout June are marked by an average low temperature of 63.5°F (17.5°C), a minor drop from the day's high.

Humidity

May and June, with an average relative humidity of 78%, are the most humid months in Ronkonkoma.

Rainfall

In June, the rain falls for 14.8 days. Throughout June, 2.8" (71mm) of precipitation is accumulated. In Ronkonkoma, New York, during the entire year, the rain falls for 155.3 days and collects up to 34.84" (885mm) of precipitation.

Snowfall

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

Daylight

With an average of 15h and 6min of daylight, June has the longest days of the year in Ronkonkoma, New York.
On the first day of the month, sunrise is at 5:22 am and sunset at 8:18 pm. On the last day of June, sunrise is at 5:24 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 in Ronkonkoma. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index, 6 during June, leads to the following recommendations:
Fend off overexposure. Sun protection is vital. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

What is the temperature in June in Ronkonkoma?

The high-temperature in Ronkonkoma during June is 70.7°F (21.5°C) and the low-temperature is 63.5°F (17.5°C).

What is the most humid month in Ronkonkoma?

The months with the highest humidity in Ronkonkoma, New York, are May and June, with an average relative humidity of 78%.

What is the average humidity in June in Ronkonkoma?

In Ronkonkoma, the average relative humidity in June is 78%.

How many days does it rain in June in Ronkonkoma?

In Ronkonkoma, in June, it is raining for 14.8 days, with typically 2.8" (71mm) of accumulated precipitation.

When it does not snow in Ronkonkoma?

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

Does it snow in Ronkonkoma in June?

In June, it doesn't snow. May is the latest month when it typically snows.

When are the longest days in Ronkonkoma?

With an average of 15h and 6min of daylight, June has the longest days of the year in Ronkonkoma.

What is the average length of the day in June in Ronkonkoma?

In June, the average day length in Ronkonkoma, New York, is 15h and 3min.

What time are sunrise and sunset in June in Ronkonkoma?

On the first day of June in Ronkonkoma, sunrise is at 5:22 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 5:24 am and sunset at 8:28 pm EDT.

How many hours of sunshine does Ronkonkoma have in June?

In June, the average sunshine duration is 10h.

When is the highest UV index in Ronkonkoma?

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

What is the UV index reading in June in Ronkonkoma?

The average daily maximum UV index in June in Ronkonkoma is 6. A UV Index estimate of 6 to 7 represents a high health risk from 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 June
Ronkonkoma, NY

Average temperature in June - Ronkonkoma, NY
  • Average high temperature in June: 70.7°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 June: 63.5°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).

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Average pressure in June
Ronkonkoma, NY

Average pressure in June - Ronkonkoma, 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).

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Average wind speed in June
Ronkonkoma, NY

Average wind speed in June - Ronkonkoma, NY
  • Average wind speed in June: 9.3mph

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).

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Average humidity in June
Ronkonkoma, NY

Average humidity in June - Ronkonkoma, NY
  • Average humidity in June: 78%

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

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Average rainfall in June
Ronkonkoma, NY

Average rainfall in June - Ronkonkoma, NY
  • Average rainfall in June: 2.8"

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

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Average rainfall days in June
Ronkonkoma, NY

Average rainfall days in June - Ronkonkoma, NY
  • Average rainfall days in June: 14.8 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).

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Average snowfall in June
Ronkonkoma, NY

Average snowfall in June - Ronkonkoma, NY
  • Average snowfall in June: 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").

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Average snowfall days in June
Ronkonkoma, NY

Average snowfall days in June - Ronkonkoma, NY
  • Average snowfall days in June: 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).

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Average daylight in June /
Average sunshine in June
Ronkonkoma, NY

Average daylight in June / Average sunshine in June - Ronkonkoma, NY
  • Average daylight in June: 15h and 1min

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 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).

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Average sunshine days in June
Ronkonkoma, NY

Average sunshine days in June - Ronkonkoma, NY
  • Average sunshine days in June: 12.8 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).

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Average UV index in June
Ronkonkoma, NY

Average UV index in June - Ronkonkoma, 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).

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Average cloud cover in June
Ronkonkoma, NY

Average cloud cover in June - Ronkonkoma, 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).

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Average visibility in June
Ronkonkoma, NY

Average visibility in June - Ronkonkoma, 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).

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Ronkonkoma, New York, USA

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