February weather forecast
South Lyme, CT

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Weather in February

February, the last month of the winter in South Lyme, is also a wintry month, with temperature in the range of an average low of 26.1°F (-3.3°C) and an average high of 37.9°F (3.3°C).

Temperature

The advent of February presents an average high-temperature of a still wintry 37.9°F (3.3°C), maintaining a close correlation with the preceding month. During February nights, South Lyme records an average temperature of 26.1°F (-3.3°C).

Humidity

In South Lyme, the average relative humidity in February is 77%.

Rainfall

In South Lyme, in February, it is raining for 6.6 days, with typically 0.51" (13mm) of accumulated precipitation. Throughout the year, there are 110.7 rainfall days, and 8.58" (218mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In South Lyme, Connecticut, in February, during 4.7 snowfall days, 0.28" (7mm) of snow is typically accumulated. In South Lyme, Connecticut, during the entire year, snow falls for 18.4 days and aggregates up to 1.69" (43mm) of snow.

Daylight

The average length of the day in February is 10h and 39min.
On the first day of February, sunrise is at 7:00 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 5:39 pm EST.

Sunshine

February and December, with an average of 4.8h of sunshine, are months with the least sunshine in South Lyme.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in South Lyme. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 2 in February interprets into the following advice:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. 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

Is it cold in South Lyme during February?

In South Lyme, in February, the average high-temperature is 37.9°F (3.3°C), and the average low-temperature is 26.1°F (-3.3°C).

What is the average humidity in February in South Lyme?

In February, the average relative humidity in South Lyme, Connecticut, is 77%.

How much does it rain in South Lyme in February?

In South Lyme, Connecticut, during February, the rain falls for 6.6 days and regularly aggregates up to 0.51" (13mm) of precipitation.

How much does it snow in South Lyme in February?

In South Lyme, Connecticut, in February, snow falls for 4.7 days, with typically accumulated 0.28" (7mm) of snow.

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

The average day length in February in South Lyme is 10h and 39min.

When is the sunrise / sunset in February in South Lyme?

In February, on the first day of the month, sunrise is at 7:00 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 5:39 pm EST.

What is the month with the least sunshine in South Lyme?

February and December, with an average of 4.8h of sunshine, are months with the least sunshine.

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

In February, the average sunshine duration in South Lyme is 4.8h.

When is the lowest UV index in South Lyme?

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

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

In February, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health threat from 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 February
South Lyme, CT

Average temperature in February - South Lyme, CT
  • Average high temperature in February: 37.9°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 February: 26.1°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 February
South Lyme, CT

Average pressure in February - South Lyme, CT
  • Average pressure in February: 30.01"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 February
South Lyme, CT

Average wind speed in February - South Lyme, CT
  • Average wind speed in February: 10.6mph

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 February
South Lyme, CT

Average humidity in February - South Lyme, CT
  • Average humidity in February: 77%

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 February
South Lyme, CT

Average rainfall in February - South Lyme, CT
  • Average rainfall in February: 0.51"

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 February
South Lyme, CT

Average rainfall days in February - South Lyme, CT
  • Average rainfall days in February: 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 February
South Lyme, CT

Average snowfall in February - South Lyme, CT
  • Average snowfall in February: 0.28"

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 February
South Lyme, CT

Average snowfall days in February - South Lyme, CT
  • Average snowfall days in February: 4.7 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 February /
Average sunshine in February
South Lyme, CT

Average daylight in February / Average sunshine in February - South Lyme, CT
  • Average daylight in February: 10h and 4min

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 February: 4h and 5min

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 February
South Lyme, CT

Average sunshine days in February - South Lyme, CT
  • Average sunshine days in February: 18 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 February
South Lyme, CT

Average UV index in February - South Lyme, CT
  • Average UV index in February: 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 February
South Lyme, CT

Average cloud cover in February - South Lyme, CT
  • Average cloud cover in February: 48

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 February
South Lyme, CT

Average visibility in February - South Lyme, CT
  • Average visibility in February: 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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