February weather forecast
Chelsea, MA

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Weather in February

The last month of the winter, February, is another cold month in Chelsea, Massachusetts, with temperature in the range of an average low of 23.5°F (-4.7°C) and an average high of 36.5°F (2.5°C).

Temperature

February's commencement is accompanied by an average high-temperature of a still icy 36.5°F (2.5°C), diverging marginally from January's 34.2°F (1.2°C). In the month of February, the nighttime temperature dips to a steady average of 23.5°F (-4.7°C).

Humidity

With an average relative humidity of 77%, February is the most humid month in Chelsea, Massachusetts.

Rainfall

In Chelsea, during February, the rain falls for 8.2 days and regularly aggregates up to 2.24" (57mm) of precipitation. 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 in Chelsea, Massachusetts, 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

With an average ocean temperature of 38.1°F (3.4°C), February is the month with the coldest seawater.
Note: During swimming, this state is an instant threat to life. Breathing is uncontrollable, and coherent thought processes nearly vanish. A specialized swimsuit is crucial to minimize thermal dissipation.

Daylight

In Chelsea, the average length of the day in February 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

February has the least sunshine of the year, with an average of 4.6h of sunshine.

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 of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 2 during February leads to these instructions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. To guard against the harmful effects of the Sun, minimize exposure during midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Frequently asked questions

How cold is it in Chelsea in February?

The average high-temperature and low-temperature during February are 36.5°F (2.5°C) and 23.5°F (-4.7°C) respectively.

What is the most humid month in Chelsea?

With an average relative humidity of 77%, February is the most humid month in Chelsea.

What is the average humidity in February in Chelsea?

In Chelsea, Massachusetts, the average relative humidity in February is 77%.

How much does it rain in Chelsea in February?

In Chelsea, in February, it is raining for 8.2 days, with typically 2.24" (57mm) of accumulated precipitation.

When does it snow the most in Chelsea?

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.

How many days does it snow in February in Chelsea?

In Chelsea, in February, during 7.6 snowfall days, 4.72" (120mm) of snow is typically accumulated.

What is the month with the coldest ocean in Chelsea?

February is the month with the coldest seawater in Chelsea, with an average ocean temperature of 38.1°F (3.4°C).

What is the water temperature in February in Chelsea?

In Chelsea, Massachusetts, in February, the average water temperature is 38.1°F (3.4°C). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

What is the average length of the day in February in Chelsea?

The average day length in February is 10h and 35min.

When is the sunrise / sunset in February in Chelsea?

In February, on the first day of the month, 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.

What is the month with the least sunshine in Chelsea?

With an average of 4.6h of sunshine, February has the least sunshine of the year.

How many hours of sunshine does Chelsea have in February?

In February, the average sunshine duration in Chelsea is 4.6h.

What are the months with the lowest UV index in Chelsea?

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

How high is the UV index in February in Chelsea?

In Chelsea, Massachusetts, the average daily maximum UV index in February 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 February
Chelsea, MA

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).

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Average pressure in February
Chelsea, MA

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).

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Average wind speed in February
Chelsea, MA

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).

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Average humidity in February
Chelsea, MA

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%).

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Average rainfall in February
Chelsea, MA

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").

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Average rainfall days in February
Chelsea, MA

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).

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Average snowfall in February
Chelsea, MA

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").

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Average snowfall days in February
Chelsea, MA

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).

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Average sea temperature in February
Chelsea, MA

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).

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Average daylight in February /
Average sunshine in February
Chelsea, MA

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).

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Average sunshine days in February
Chelsea, MA

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).

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Average UV index in February
Chelsea, MA

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).

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Average cloud cover in February
Chelsea, MA

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).

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Average visibility in February
Chelsea, MA

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).

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Chelsea, Massachusetts, USA

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