November weather forecast
South Lyme, CT

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Weather in November

November, the last month of the autumn in South Lyme, is another cool month, with temperature in the range of an average low of 39.9°F (4.4°C) and an average high of 50.9°F (10.5°C).

Temperature

November brings a drop in South Lyme's average high-temperature, falling from a refreshing 61.7°F (16.5°C) in October to a fresh 50.9°F (10.5°C). An average low-temperature of 39.9°F (4.4°C) is expected in South Lyme during November.

Humidity

In November, the average relative humidity in South Lyme is 74%.

Rainfall

In November, in South Lyme, the rain falls for 6.6 days. Throughout November, 0.83" (21mm) of precipitation is accumulated. Throughout the year, there are 110.7 rainfall days, and 8.58" (218mm) of precipitation is accumulated.

Snowfall

Months with snowfall in South Lyme are January through March, November and December. November is the first month it typically snows. Throughout November, in the average 0.9 snowfall days, it receives 0.04" (1mm) of snow. In South Lyme, during the entire year, snow falls for 18.4 days and aggregates up to 1.69" (43mm) of snow.

Daylight

In November, the average length of the day is 9h and 53min.
On the first day of the month, sunrise is at 7:21 am and sunset at 5:43 pm EDT. On the last day of November, in South Lyme, sunrise is at 6:55 am and sunset at 4:20 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

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index, 2 during November, leads to the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

What is the temperature in November in South Lyme?

In November, in South Lyme, the average high-temperature is 50.9°F (10.5°C), and the average low-temperature is 39.9°F (4.4°C).

What is the average humidity in November in South Lyme?

In November, the average relative humidity in South Lyme is 74%.

How many days does it rain in November in South Lyme?

In South Lyme, in November, during 6.6 rainfall days, 0.83" (21mm) of precipitation is typically accumulated.

When does it start snowing in South Lyme?

November is the first month it typically snows in South Lyme. Throughout November, in the average 0.9 snowfall days, it receives 0.04" (1mm) of snow.

How many hours of daylight does South Lyme have in November?

In November, the average day length in South Lyme, Connecticut, is 9h and 53min.

When are sunrise and sunset in November in South Lyme?

On the first day of November in South Lyme, Connecticut, sunrise is at 7:21 am and sunset at 5:43 pm EDT. On the last day of the month, sunrise is at 6:55 am and sunset at 4:20 pm EST.

When does Daylight Saving Time (DST) end in November in South Lyme?

On Sunday, November 3. 2024, at 2:00 am, Daylight Saving Time ends in South Lyme, and the time zone changes from EDT to EST. The next DST starts Sunday, March 9. 2025, at 2:00 am.

How long on average sun shines in November in South Lyme?

The average sunshine duration in November in South Lyme, Connecticut, is 5.5h.

What is the month with the lowest UV index in South Lyme?

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

How high is the UV index in November in South Lyme?

The average daily maximum UV index in November is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in November
South Lyme, CT

Average temperature in November - South Lyme, CT
  • Average high temperature in November: 50.9°F

The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in November: 39.9°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in November
South Lyme, CT

Average pressure in November - South Lyme, CT
  • 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).

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Average wind speed in November
South Lyme, CT

Average wind speed in November - South Lyme, CT
  • Average wind speed in November: 10.3mph

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).

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Average humidity in November
South Lyme, CT

Average humidity in November - South Lyme, CT
  • Average humidity in November: 74%

The months with the highest relative humidity are June and July (79%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in November
South Lyme, CT

Average rainfall in November - South Lyme, CT
  • Average rainfall in November: 0.83"

The wettest month (with the highest rainfall) is December (0.94").
The driest month (with the least rainfall) is September (0.35").

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Average rainfall days in November
South Lyme, CT

Average rainfall days in November - South Lyme, CT
  • Average rainfall days in November: 6.6 days

The month with the highest number of rainy days is July (11.5 days).
The months with the least rainy days are February and November (6.6 days).

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Average snowfall in November
South Lyme, CT

Average snowfall in November - South Lyme, CT
  • Average snowfall in November: 0.04"

The month with the highest snowfall is March (0.63").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in November
South Lyme, CT

Average snowfall days in November - South Lyme, CT
  • Average snowfall days in November: 0.9 days

The month with the highest number of snowfall days is January (5.4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in November /
Average sunshine in November
South Lyme, CT

Average daylight in November / Average sunshine in November - South Lyme, CT
  • 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 months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

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Average sunshine days in November
South Lyme, CT

Average sunshine days in November - South Lyme, CT
  • Average sunshine days in November: 21.1 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is July (15.8 days).

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Average UV index in November
South Lyme, CT

Average UV index in November - South Lyme, 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
South Lyme, CT

Average cloud cover in November - South Lyme, CT
  • Average cloud cover in November: 39

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in November
South Lyme, CT

Average visibility in November - South Lyme, 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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South Lyme, Connecticut, USA

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