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
As Chelsea welcomes February, the average high-temperature stabilizes at a still cold 36.5°F (2.5°C), showing little deviation from January's 34.2°F (1.2°C). Nighttime temperature dips to a mean of 23.5°F (-4.7°C) during February.Humidity
February is the most humid month in Chelsea, with an average relative humidity of 77%.Rainfall
In Chelsea, in February, during 8.2 rainfall days, 2.24" (57mm) of precipitation is typically accumulated. In Chelsea, during the entire year, the rain falls for 141.4 days and collects up to 27.2" (691mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. The month with the most snowfall is February, when snow falls for 7.6 days and typically aggregates up to 4.72" (120mm) of snow.Ocean temperature
February is the month with the coldest seawater, with an average ocean temperature of 38.1°F (3.4°C).Note: In water-based activities like swimming, this poses significant life risks. The cold water results in agonizing discomfort and quick hyperventilation. A specialized swimsuit is crucial to reduce the potential thermal damage.
Daylight
In February, the average length of the day is 10h and 35min.On the first day of February, sunrise is at 6:57 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 5:33 pm EST.
Sunshine
With an average of 4.6h of sunshine, February has the least sunshine of the year.UV index
The months with the lowest UV index in Chelsea 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 low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high daily UV index of 2 during February translates into the following directions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in February?
What is the most humid month?
What is the average humidity in February?
How much does it rain in February?
What is the snowiest month?
How much does it snow in February?
What is the month with the coldest ocean in Chelsea?
What is the ocean temperature in February?
How many hours of daylight does Chelsea have in February?
When are sunrise and sunset in February?
What is the month with the least sunshine in Chelsea?
How many hours of sunshine does Chelsea have in February?
What are the months with the lowest UV index?
What is the UV index reading in February?
Average temperature in February
Chelsea, MA
- Average high temperature in February: 36.5°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (34.2°F).
- Average low temperature in February: 23.5°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in February
Chelsea, MA
- Average pressure in February: 29.98"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in February
Chelsea, MA
- Average wind speed in February: 9.6mph
The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in February
Chelsea, MA
- Average humidity in February: 77%
The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is April (69%).
Average rainfall in February
Chelsea, MA
- Average rainfall in February: 2.24"
The wettest months (with the highest rainfall) are March, April and December (2.91").
The driest month (with the least rainfall) is September (1.26").
Average rainfall days in February
Chelsea, MA
- Average rainfall days in February: 8.2 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (7.9 days).
Average snowfall in February
Chelsea, MA
- Average snowfall in February: 4.72"
The month with the highest snowfall is February (4.72").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in February
Chelsea, MA
- Average snowfall days in February: 7.6 days
The months with the highest number of snowfall days are January and February (7.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in February
Chelsea, MA
- Average sea temperature in February: 38.1°F
The best month for swimming (with the highest average sea temperature) is August (67.9°F).
The coldest month (with the lowest average sea temperature) is February (38.1°F).
Average daylight in February /
Average sunshine in February
Chelsea, MA
- Average daylight in February: 10h and 4min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in February: 4h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in February
Chelsea, MA
- Average sunshine days in February: 14.2 days
The month with the most sunshine days is September (17.7 days).
The month with the least sunshine days is April (13 days).
Average UV index in February
Chelsea, MA
- 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
Chelsea, MA
- Average cloud cover in February: 49
The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in February
Chelsea, MA
- 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).
Chelsea, Massachusetts, USA
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