Contents
- Weather in February
- Frequently asked questions
- Average temperature in February
- Average pressure in February
- Average wind speed in February
- Average humidity in February
- Average rainfall in February
- Average rainfall days in February
- Average snowfall in February
- Average snowfall days in February
- Average sea temperature in February
- Average daylight in February
- Average sunshine in February
- Average sunshine days in February
- Average UV index in February
- Average cloud cover in February
- Average visibility in February
Weather in February
Temperature
The arrival of February sees an average high-temperature of a still cold 37.9°F (3.3°C), hardly diverging from January's 36.1°F (2.3°C). Throughout the nights in February, an average low-temperature of 27°F (-2.8°C) is noted.Humidity
In February, the average relative humidity is 77%.Rainfall
In Groton, during February, the rain falls for 9.5 days and regularly aggregates up to 2.48" (63mm) of precipitation. In Groton, during the entire year, the rain falls for 159.8 days and collects up to 33.07" (840mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Groton, in February, snow falls for 6.8 days, with typically accumulated 1.85" (47mm) of snow. Throughout the year, in Groton, there are 24 snowfall days, and 7.68" (195mm) of snow is accumulated.Ocean temperature
February is the month with the coldest seawater, with an average ocean temperature of 38.8°F (3.8°C).Note: While swimming, this scenario rapidly escalates into a life-threatening situation. Breathing becomes unmanageable, impairing clear thinking. Utilizing a specialized swimsuit is vital to minimize thermal depletion.
Daylight
In Groton, Connecticut, the average length of the day in February is 10h and 38min.On the first day of the month, sunrise is at 6:59 am and sunset at 5:03 pm. On the last day of February, sunrise is at 6:23 am and sunset at 5:38 pm EST.
Sunshine
February and December, with an average of 4.9h of sunshine, are months with the least sunshine.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 reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 in February converts into the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. It's recommended to limit sun exposure when its radiation is at its peak during midday. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in February?
What is the average humidity in February?
How much does it rain in February?
How many days does it snow in February in Groton?
What month is the ocean coldest in Groton?
What is the water temperature in February?
What is the average length of the day in February?
When are sunrise and sunset in February?
What is the month with the least sunshine?
How many hours of sunshine does Groton have in February?
What are the months with the lowest UV index in Groton?
How high is the UV index in February?
Average temperature in February
Groton, CT
- Average high temperature in February: 37.9°F
The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in February: 27°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure in February
Groton, 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).
Average wind speed in February
Groton, CT
- Average wind speed in February: 11.5mph
The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).
Average humidity in February
Groton, CT
- Average humidity in February: 77%
The month with the highest relative humidity is June (80%).
The months with the lowest relative humidity are January, March, April and November (74%).
Average rainfall in February
Groton, CT
- Average rainfall in February: 2.48"
The wettest month (with the highest rainfall) is December (3.86").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days in February
Groton, CT
- Average rainfall days in February: 9.5 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (9.5 days).
Average snowfall in February
Groton, CT
- Average snowfall in February: 1.85"
The month with the highest snowfall is March (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in February
Groton, CT
- Average snowfall days in February: 6.8 days
The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average sea temperature in February
Groton, CT
- Average sea temperature in February: 38.8°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 February /
Average sunshine in February
Groton, 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 12min).
- Average sunshine in February: 4h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in February
Groton, CT
- Average sunshine days in February: 12.5 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is February (12.5 days).
Average UV index in February
Groton, 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).
Average cloud cover in February
Groton, CT
- Average cloud cover in February: 47
The months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in February
Groton, 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).
Groton, Connecticut, USA
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