February weather forecast
Chelmsford, MA

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Weather in February

February, the last month of the winter in Chelmsford, is also an icy month, with an average temperature varying between 35.1°F (1.7°C) and 21.4°F (-5.9°C).

Temperature

Welcoming February, Chelmsford notes an average high-temperature of a still cold 35.1°F (1.7°C), nearly consistent with January's 32.5°F (0.3°C). An average low-temperature of 21.4°F (-5.9°C) marks the month of February.

Humidity

February is the most humid month in Chelmsford, with an average relative humidity of 80%.

Rainfall

In Chelmsford, in February, it is raining for 6.9 days, with typically 2.13" (54mm) of accumulated precipitation. Throughout the year, there are 145.9 rainfall days, and 27.48" (698mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. The month with the most snowfall is February, when snow falls for 8.3 days and typically aggregates up to 5.98" (152mm) of snow.

Daylight

In Chelmsford, the average length of the day in February is 10h and 35min.
On the first day of the month, sunrise is at 6:59 am and sunset at 4:58 pm. On the last day of February, sunrise is at 6:21 am and sunset at 5:34 pm EST.

Sunshine

With an average of 4.7h of sunshine, February has the least sunshine of the year.

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 value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index, 2 in February, converts into the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is February?

In Chelmsford, in February, the average high-temperature is 35.1°F (1.7°C), and the average low-temperature is 21.4°F (-5.9°C).

What is the most humid month?

February is the most humid month, with an average relative humidity of 80%.

What is the average humidity in February?

The average relative humidity in February is 80%.

How much does it rain in February?

In February, the rain falls for 6.9 days. Throughout February, 2.13" (54mm) of precipitation is accumulated.

What is the snowiest month?

February is the month with the most snowfall. Snow falls for 8.3 days and accumulates 5.98" (152mm) of snow.

How many days does it snow in February?

In Chelmsford, in February, during 8.3 snowfall days, 5.98" (152mm) of snow is typically accumulated.

What is the average length of the day in February?

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

When is the sunrise / sunset in February?

In February, on the first day of the month, sunrise is at 6:59 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 5:34 pm EST.

What is the month with the least sunshine?

With an average of 4.7h of sunshine, February has the least sunshine of the year.

How many hours of sunshine does Chelmsford have in February?

In February, the average sunshine duration is 4.7h.

When is the lowest UV index?

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 February?

In February, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Chelmsford, MA

Average temperature in February - Chelmsford, MA
  • Average high temperature in February: 35.1°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in February: 21.4°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).

Average pressure in February
Chelmsford, MA

Average pressure in February - Chelmsford, MA
  • Average pressure in February: 29.99"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in February
Chelmsford, MA

Average wind speed in February - Chelmsford, MA
  • Average wind speed in February: 8.6mph

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in February
Chelmsford, MA

Average humidity in February - Chelmsford, MA
  • Average humidity in February: 80%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (70%).

Average rainfall in February
Chelmsford, MA

Average rainfall in February - Chelmsford, MA
  • Average rainfall in February: 2.13"

The wettest month (with the highest rainfall) is December (2.87").
The driest month (with the least rainfall) is September (1.46").

Average rainfall days in February
Chelmsford, MA

Average rainfall days in February - Chelmsford, MA
  • Average rainfall days in February: 6.9 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is February (6.9 days).

Average snowfall in February
Chelmsford, MA

Average snowfall in February - Chelmsford, MA
  • Average snowfall in February: 5.98"

The month with the highest snowfall is February (5.98").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in February
Chelmsford, MA

Average snowfall days in February - Chelmsford, MA
  • Average snowfall days in February: 8.3 days

The month with the highest number of snowfall days is February (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in February / Average sunshine in February - Chelmsford, MA
  • Average daylight in February: 10h and 4min

The month with the longest days is June (Average daylight: 15h and 18min).
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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in February
Chelmsford, MA

Average sunshine days in February - Chelmsford, MA
  • Average sunshine days in February: 14.6 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is May (13.6 days).

Average UV index in February
Chelmsford, MA

Average UV index in February - Chelmsford, 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
Chelmsford, MA

Average cloud cover in February - Chelmsford, MA
  • Average cloud cover in February: 48

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in February
Chelmsford, MA

Average visibility in February - Chelmsford, MA
  • Average visibility in February: 5mi

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is February (5mi).

Chelmsford, Massachusetts, USA

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