Contents
- Weather in June
- Frequently asked questions
- Average temperature in June
- Average pressure in June
- Average wind speed in June
- Average humidity in June
- Average rainfall in June
- Average rainfall days in June
- Average snowfall in June
- Average snowfall days in June
- Average sea temperature in June
- Average daylight in June
- Average sunshine in June
- Average sunshine days in June
- Average UV index in June
- Average cloud cover in June
- Average visibility in June
Weather in June
Temperature
June brings a slight rise in Stony Brook's average high-temperature, moving from a comfortable 62.6°F (17°C) in May to a pleasant 71.2°F (21.8°C). June nights document an average temperature reading of 63.1°F (17.3°C).Humidity
The months with the highest humidity in Stony Brook are May and June, with an average relative humidity of 77%.Rainfall
In Stony Brook, in June, it is raining for 14.9 days, with typically 2.72" (69mm) of accumulated precipitation. In Stony Brook, during the entire year, the rain falls for 146.8 days and collects up to 33.78" (858mm) of precipitation.Snowfall
In Stony Brook, snow does not fall in April through September.Ocean temperature
In Stony Brook, in June, the average water temperature is 64.6°F (18.1°C).Note: Most people do not enjoy swimming in water that is 64.6°F (18.1°C). Breathing becomes increasingly challenging as the water temperature dips under 69.8°F (21°C).
Daylight
With an average of 15h and 6min of daylight, June has the longest days of the year.On the first day of June, 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.
Sunshine
In June, the average sunshine is 9.8h.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 hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In June, the maximum UV index of 6 translates into these guidelines:
Deter overexposure. Protecting against the sun's effects is essential. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average June temperature?
What is the most humid month?
What is the average humidity in June?
How many days does it rain in June?
When it does not snow?
What is the ocean temperature in June?
When are the longest days?
What is the average length of the day in June?
When are sunrise and sunset in June?
How many hours of sunshine does Stony Brook have in June?
What is the month with the highest UV index?
What is the UV index intensity in June?
Average temperature in June
Stony Brook, NY
- Average high temperature in June: 71.2°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (37.6°F).
- Average low temperature in June: 63.1°F
The months with the highest average low temperature are July and August (71.1°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).
Average pressure in June
Stony Brook, 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
Stony Brook, NY
- Average wind speed in June: 8.6mph
The windiest month (with the highest average wind speed) is January (12.9mph).
The calmest month (with the lowest average wind speed) is July (8.3mph).
Average humidity in June
Stony Brook, 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
Stony Brook, NY
- Average rainfall in June: 2.72"
The wettest month (with the highest rainfall) is December (3.58").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in June
Stony Brook, NY
- Average rainfall days in June: 14.9 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in June
Stony Brook, NY
- Average snowfall in June: 0"
The month with the highest snowfall is March (2.13").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in June
Stony Brook, NY
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is February (4.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average sea temperature in June
Stony Brook, NY
- Average sea temperature in June: 64.6°F
The best month for swimming (with the highest average sea temperature) is August (74°F).
The coldest month (with the lowest average sea temperature) is February (39.7°F).
Average daylight in June /
Average sunshine in June
Stony Brook, 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: 9h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in June
Stony Brook, NY
- Average sunshine days in June: 13.1 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (13 days).
Average UV index in June
Stony Brook, 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, November and December (UV index 2).
Average cloud cover in June
Stony Brook, NY
- Average cloud cover in June: 35
The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in June
Stony Brook, 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).
Stony Brook, New York, USA
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