Contents
- Weather in November
- Frequently asked questions
- Average temperature in November
- Average pressure in November
- Average wind speed in November
- Average humidity in November
- Average rainfall in November
- Average rainfall days in November
- Average snowfall in November
- Average snowfall days in November
- Average sea temperature in November
- Average daylight in November
- Average sunshine in November
- Average sunshine days in November
- Average UV index in November
- Average cloud cover in November
- Average visibility in November
Weather in November
Temperature
Stony Brook observes a minor decrease in the average high-temperature with the arrival of November, falling from October's comfortable 62.6°F (17°C) to a fresh 51.8°F (11°C). Consistently, Stony Brook reports average nighttime temperatures of 44.1°F (6.7°C) during November, a marginal step down from its daytime highs.Humidity
November is the least humid month in Stony Brook, with an average relative humidity of 71%.Rainfall
In Stony Brook, during November, the rain falls for 7.7 days and regularly aggregates up to 2.56" (65mm) of precipitation. Throughout the year, there are 146.8 rainfall days, and 33.78" (858mm) of precipitation is accumulated.Snowfall
January through March, October through December are months with snowfall. In Stony Brook, New York, in November, snow falls for 0.6 days, with typically accumulated 0.2" (5mm) of snow. Throughout the year, there are 12.6 snowfall days, and 5.59" (142mm) of snow is accumulated.Ocean temperature
In Stony Brook, in November, the average water temperature is 55.6°F (13.1°C).Note: Entering waters of 55.6°F (13.1°C) is life-endangering. A mere moment in 55.4°F (13°C) waters feels piercing cold, and below 50°F (10°C) it can lead to immediate cold shock and cessation of breathing control, depending on body resilience.
Daylight
In November, the average length of the day in Stony Brook is 9h and 55min.On the first day of November, sunrise is at 7:24 am and sunset at 5:48 pm EDT. On the last day of the month, sunrise is at 6:57 am and sunset at 4:25 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 5.5h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Stony Brook. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 2 in November interprets into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Frequently asked questions
What is the temperature in November in Stony Brook?
What is the least humid month in Stony Brook?
What is the average humidity in November in Stony Brook?
How many days does it rain in November in Stony Brook?
How much does it snow in Stony Brook in November?
What is the water temperature in November in Stony Brook?
What is the average length of the day in November in Stony Brook?
When is the sunrise / sunset in November in Stony Brook?
When does Daylight Saving Time (DST) end in November in Stony Brook?
How many hours of sunshine does Stony Brook have in November?
What are the months with the lowest UV index in Stony Brook?
How high is the UV index in November in Stony Brook?
Average temperature in November
Stony Brook, NY
- Average high temperature in November: 51.8°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 November: 44.1°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 November
Stony Brook, NY
- Average pressure in November: 30.09"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 November
Stony Brook, NY
- Average wind speed in November: 12.4mph
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 November
Stony Brook, NY
- Average humidity in November: 71%
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 November
Stony Brook, NY
- Average rainfall in November: 2.56"
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 November
Stony Brook, NY
- Average rainfall days in November: 7.7 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 November
Stony Brook, NY
- Average snowfall in November: 0.2"
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 November
Stony Brook, NY
- Average snowfall days in November: 0.6 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 November
Stony Brook, NY
- Average sea temperature in November: 55.5°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 November /
Average sunshine in November
Stony Brook, NY
- Average daylight in November: 9h and 5min
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 3min
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 November
Stony Brook, NY
- Average sunshine days in November: 20.5 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 November
Stony Brook, NY
- Average UV index in November: 2
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 November
Stony Brook, NY
- Average cloud cover in November: 39
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 November
Stony Brook, 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).
Stony Brook, New York, USA
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