November weather forecastShelter Island Heights, NY
November
Weather in November
The last month of the autumn, November, is another cool month in Shelter Island Heights, New York, with an average temperature varying between 45.5°F (7.5°C) and 52.7°F (11.5°C).Temperature
During the transition into November, Shelter Island Heights observes a decrease in the average high-temperature, falling from a comfortable 62.4°F (16.9°C) in October to a fresh 52.7°F (11.5°C). Shelter Island Heights nights in November witness a mild cool down to an average temperature of 45.5°F (7.5°C).Humidity
The least humid month is November, with an average relative humidity of 72%.Rainfall
In Shelter Island Heights, during November, the rain falls for 10.8 days and regularly aggregates up to 2.76" (70mm) of precipitation. Throughout the year, there are 154.1 rainfall days, and 34.92" (887mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. November is the first month it typically snows. Throughout November, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 13.9 snowfall days, and 6.61" (168mm) of snow is accumulated.Ocean temperature
In Shelter Island Heights, the average seawater temperature in November is 55.4°F (13°C).Note: In 55.4°F (13°C), cold shock and rapid breathing can occur when swimming at temperatures below 50°F (10°C).
Daylight
The average length of the day in November is 9h and 54min.On the first day of November in Shelter Island Heights, sunrise is at 7:21 am and sunset at 5:44 pm EDT. On the last day of the month, sunrise is at 6:54 am and sunset at 4:21 pm EST.
Note: On Sunday, November 3. 2024, at 2:00 am, Daylight Saving Time ends, and the time zone changes from EDT to EST. Daylight Saving Time starts again on Sunday, March 9. 2025, at 2:00 am; consequently, the time zone reverts from EST to EDT.
Sunshine
The average sunshine in November is 5.3h.UV index
In Shelter Island Heights, the average daily maximum UV index in November is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: A maximum high daily UV index of 3 during November translates into the following directions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. To cut down UV radiation exposure by about half, sport a wide-brim hat. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in November
Shelter Island Heights, NY
- Average high temperature in November: 52.7°F
The warmest month (with the highest average high temperature) is August (75.9°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in November: 45.5°F
The month with the highest average low temperature is August (71.2°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).
Average pressure in November
Shelter Island Heights, NY
- Average pressure in November: 30.08"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in November
Shelter Island Heights, NY
- Average wind speed in November: 15.3mph
The windiest month (with the highest average wind speed) is January (16mph).
The calmest month (with the lowest average wind speed) is July (10.4mph).
Average humidity in November
Shelter Island Heights, NY
- Average humidity in November: 72%
The months with the highest relative humidity are May and June (81%).
The month with the lowest relative humidity is November (72%).
Average rainfall in November
Shelter Island Heights, NY
- Average rainfall in November: 2.76"
The wettest month (with the highest rainfall) is December (3.82").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in November
Shelter Island Heights, NY
- Average rainfall days in November: 10.8 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in November
Shelter Island Heights, NY
- Average snowfall in November: 0.04"
The month with the highest snowfall is March (2.36").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in November
Shelter Island Heights, NY
- Average snowfall days in November: 0.2 days
The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in November
Shelter Island Heights, NY
- Average sea temperature in November: 55.4°F
The best month for swimming (with the highest average sea temperature) is August (72.1°F).
The coldest month (with the lowest average sea temperature) is February (38.8°F).
Average daylight in November /
Average sunshine in November
Shelter Island Heights, NY
- Average daylight in November: 9h and 54min
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 November: 5h and 18min
The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).
Average sunshine days in November
Shelter Island Heights, NY
- Average sunshine days in November: 16.8 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is February (12.8 days).
Average UV index in November
Shelter Island Heights, NY
- Average UV index in November: 3
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 November
Shelter Island Heights, NY
- Average cloud cover in November: 41
The month with the most cloud cover is December (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in November
Shelter Island Heights, NY
- Average visibility in November: 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).





