November weather forecast
Cos Cob, CT

Weather in November

November, the last month of the autumn in Cos Cob, is also a fresh month, with temperature in the range of an average high of 50.9°F (10.5°C) and an average low of 40.6°F (4.8°C).

Temperature

In November, the average high-temperature decreases from an enjoyable 62.4°F (16.9°C) in October to a fresh 50.9°F (10.5°C). In November, the average low-temperature is 40.6°F (4.8°C).

Humidity

In November, the average relative humidity in Cos Cob is 72%.

Rainfall

In November, in Cos Cob, the rain falls for 10.2 days. Throughout November, 2.83" (72mm) of precipitation is accumulated. In Cos Cob, during the entire year, the rain falls for 165.6 days and collects up to 37.64" (956mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. November is the first month it typically snows in Cos Cob. Throughout November, in the average 1 snowfall days, it receives 0.24" (6mm) of snow. In Cos Cob, during the entire year, snow falls for 25.5 days and aggregates up to 8.78" (223mm) of snow.

Ocean temperature

In Cos Cob, Connecticut, the average water temperature is 53.8°F (12.1°C).
Note: Swimming in 53.8°F (12.1°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

The average length of the day in November in Cos Cob is 9h and 54min.
On the first day of November, sunrise is at 7:25 am and sunset at 5:50 pm EDT. On the last day of the month, sunrise is at 6:59 am and sunset at 4:27 pm EST.
Note: On Sunday, November 6. 2022, 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 12. 2023, at 2:00 am; consequently, the time zone reverts from EST to EDT.

Sunshine

The average sunshine in November is 5.6h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In November, the average maximum UV index of 2 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in November in Cos Cob?

The average high-temperature, in November, is 50.9°F (10.5°C), while the average low-temperature is 40.6°F (4.8°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is evaluated at 84.2°F (29°C).

What is the average humidity in November in Cos Cob?

In Cos Cob, the average relative humidity in November is 72%.

How much does it rain in Cos Cob in November?

In November, in Cos Cob, Connecticut, the rain falls for 10.2 days. Throughout November, 2.83" (72mm) of precipitation is accumulated.

When does it start to snow in Cos Cob?

November is the first month it typically snows in Cos Cob. Throughout November, in the average 1 snowfall days, it receives 0.24" (6mm) of snow.

How cold is the water in November in Cos Cob?

In November, the average ocean temperature in Cos Cob is 53.8°F (12.1°C). Swimming in 53.8°F (12.1°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Cos Cob have in November?

In Cos Cob, the average day length in November is 9h and 54min.

What time are sunrise and sunset in November in Cos Cob?

On the first day of November in Cos Cob, Connecticut, sunrise is at 7:25 am and sunset at 5:50 pm EDT. On the last day of the month, sunrise is at 6:59 am and sunset at 4:27 pm EST.

When does Daylight Saving Time (DST) end in November in Cos Cob?

On Sunday, November 6. 2022, at 2:00 am, Daylight Saving Time ends in Cos Cob, and the time zone changes from EDT to EST. The next DST starts Sunday, March 12. 2023, at 2:00 am.

How long on average sun shines in November in Cos Cob?

The average sunshine duration in November is 5.6h.

When is the lowest UV index in Cos Cob?

The months with the lowest UV index in Cos Cob, Connecticut, are January through March, November and December, with an average maximum UV index of 2.

What is the UV index intensity in November in Cos Cob?

The average daily maximum UV index in November in Cos Cob is 2. A UV Index of 2, and less, symbolizes a low health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in November
Cos Cob, CT

Average temperature in November - Cos Cob, CT
  • Average high temperature in November: 50.9°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (35.8°F).

  • Average low temperature in November: 40.6°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

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Average pressure in November
Cos Cob, CT

Average pressure in November - Cos Cob, CT
  • Average pressure in November: 30.1"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in November
Cos Cob, CT

Average wind speed in November - Cos Cob, CT
  • Average wind speed in November: 9.4mph

The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

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Average humidity in November
Cos Cob, CT

Average humidity in November - Cos Cob, CT
  • Average humidity in November: 72%

The months with the highest relative humidity are February, May and December (75%).
The month with the lowest relative humidity is August (71%).

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Average rainfall in November
Cos Cob, CT

Average rainfall in November - Cos Cob, CT
  • Average rainfall in November: 2.83"

The wettest month (with the highest rainfall) is July (4.13").
The driest months (with the least rainfall) are January and February (2.4").

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Average rainfall days in November
Cos Cob, CT

Average rainfall days in November - Cos Cob, CT
  • Average rainfall days in November: 10.2 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is January (7.9 days).

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Average snowfall in November
Cos Cob, CT

Average snowfall in November - Cos Cob, CT
  • Average snowfall in November: 0.24"

The month with the highest snowfall is February (2.52").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in November
Cos Cob, CT

Average snowfall days in November - Cos Cob, CT
  • Average snowfall days in November: 1 days

The month with the highest number of snowfall days is January (7.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average sea temperature in November
Cos Cob, CT

Average sea temperature in November - Cos Cob, CT
  • Average sea temperature in November: 53.8°F

The best month for swimming (with the highest average sea temperature) is August (73.1°F).
The coldest month (with the lowest average sea temperature) is February (39.5°F).

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Average daylight in November /
Average sunshine in November
Cos Cob, CT

Average daylight in November / Average sunshine in November - Cos Cob, CT
  • Average daylight in November: 9h and 54min

The month with the longest days is June (Average daylight: 15h and 5min).
The month with the shortest days is December (Average daylight: 9h and 17min).

  • Average sunshine in November: 5h and 36min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in November
Cos Cob, CT

Average sunshine days in November - Cos Cob, CT
  • Average sunshine days in November: 17.8 days

The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is June (10.7 days).

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Average UV index in November
Cos Cob, CT

Average UV index in November - Cos Cob, CT
  • 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).

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Average cloud cover in November
Cos Cob, CT

Average cloud cover in November - Cos Cob, CT
  • Average cloud cover in November: 38

The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in November
Cos Cob, CT

Average visibility in November - Cos Cob, CT
  • 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).

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