Shelter Island, NY Weather - Forecast & Monthly Averages

TEMPERATURE	16
HUMIDITY	48
PRESSURE	102709.16
WIND COND.	330 18.5

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Weather Quick Facts

The highest monthly average temperature in Shelter Island for July is 74.8 degrees
The lowest monthly average temperature in Shelter Island for February is 35 degrees
The most monthly precipitation in Shelter Island occurs in October with 13.5 inches
The air quality index in Shelter Island is 12% better than the national average
The pollution index in Shelter Island is 51% worse than the national average

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Shelter Island Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
Month	Temp. _(min)	Temp. _(max)	Temp. _(avg)	Precipitation
January	31°F	39°F	36°F	4.2"
February	30°F	40°F	35°F	3.0"
March	36°F	46°F	41°F	6.5"
April	45°F	56°F	51°F	7.6"
May	55°F	65°F	60°F	6.6"
June	63°F	73°F	68°F	3.1"
July	69°F	79°F	75°F	5.8"
August	67°F	78°F	73°F	6.3"
September	63°F	72°F	68°F	8.5"
October	54°F	63°F	59°F	13.5"
November	44°F	53°F	49°F	7.3"
December	35°F	44°F	40°F	6.0"

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Shelter Island air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
Index	Shelter Island	New York	National
Air quality index	37	43	42
Pollution index	4,117,250	6,179,275	2,726,193

Shelter Island air quality

Measurement	Total
Days measured	364
Days with good air quality	323
Days with moderate air quality	34
Days w/ poor A.Q. for sensitive groups	7
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.010%
Benzene	0.050%
Carbon Tetrachloride	0.010%
Lead	0.010%
Mercury	0.010%

Average monthly Shelter Island temperature with heat index

Shelter Island monthly precipitation with daily maximum

Shelter Island monthly snow depth with daily maximum

Shelter Island monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Fishers Island, NY	61	37	26.0%
Northwest Harbor, NY	4,138	37	26.0%
Amagansett, NY	510	37	26.0%
East Hampton, NY	920	37	26.0%
Napeague, NY	124	37	26.0%
Shelter Island, NY	1,980	37	26.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Tavernier, FL	1,980	41	18.0%
Hollandale, MS	1,980	43	14.0%
River Heights, UT	1,980	44	12.0%
Ocean Park, WA	1,980	20	60.0%
Cross Lake 19A, MB	1,980	n/a
Shelter Island, NY	1,980	37	26.0%

Source: The Shelter Island, NY weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.