February weather forecastOnset, MA
February
Weather in February
February, the last month of the winter in Onset, is also an icy month, with temperature in the range of an average low of 28.6°F (-1.9°C) and an average high of 37.9°F (3.3°C).Temperature
With the advent of February, Onset's high-temperatures adjust to a still cold 37.9°F (3.3°C), closely aligning with the preceding month. During February, Onset observes a consistent average nighttime temperature of 28.6°F (-1.9°C).Humidity
In February, the average relative humidity is 76%.Rainfall
In Onset, in February, it is raining for 9.7 days, with typically 2.48" (63mm) of accumulated precipitation. In Onset, during the entire year, the rain falls for 157.4 days and collects up to 32.2" (818mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. The months with the most snowfall are February and March, with an average 2.28" (58mm) of accumulated snow.Ocean temperature
With an average ocean temperature of 38.1°F (3.4°C), February is the month with the coldest seawater in Onset.Note: When swimming, this condition is immediately life-threatening. Loss of control over breathing occurs instantly, impairing clear thought. It is vital to wear a specialized swimsuit to prevent thermal loss.
Daylight
The average length of the day in February is 10h and 37min.On the first day of the month, sunrise is at 6:54 am and sunset at 4:57 pm. On the last day of February, sunrise is at 6:17 am and sunset at 5:32 pm EST.
Sunshine
February and December, with an average of 4.8h of sunshine, are months with the least 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 estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: An average UV index of 2 in February transforms into this advice:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in February
Onset, MA
- Average high temperature in February: 37.9°F
The warmest month (with the highest average high temperature) is July (75.6°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in February: 28.6°F
The month with the highest average low temperature is August (66.7°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).
Average pressure in February
Onset, 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
Onset, MA
- Average wind speed in February: 13.3mph
The windiest month (with the highest average wind speed) is January (13.7mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).
Average humidity in February
Onset, MA
- Average humidity in February: 76%
The months with the highest relative humidity are June and July (81%).
The months with the lowest relative humidity are March and November (74%).
Average rainfall in February
Onset, MA
- Average rainfall in February: 2.48"
The wettest month (with the highest rainfall) is December (3.58").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in February
Onset, MA
- Average rainfall days in February: 9.7 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is January (9 days).
Average snowfall in February
Onset, MA
- Average snowfall in February: 2.28"
The months with the highest snowfall are February and March (2.28").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in February
Onset, MA
- Average snowfall days in February: 5.5 days
The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average sea temperature in February
Onset, MA
- Average sea temperature in February: 38.2°F
The best month for swimming (with the highest average sea temperature) is August (68.4°F).
The coldest month (with the lowest average sea temperature) is February (38.2°F).
Average daylight in February /
Average sunshine in February
Onset, MA
- Average daylight in February: 10h and 36min
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 12min).
- Average sunshine in February: 4h and 48min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in February
Onset, MA
- Average sunshine days in February: 13.9 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is April (12.5 days).
Average UV index in February
Onset, MA
- Average UV index in February: 2
The months with the highest UV index are 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
Onset, 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 28).
Average visibility in February
Onset, 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).





