February weather forecast
Nantucket, MA

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Beautiful homes built on the water overlooking the boats on the water below, in Nantucket, Massachusetts
Beautiful homes built on the water overlooking the boats on the water below, in Nantucket, Massachusetts

Weather in February

As the last full month of winter, February continues to be a season of cold temperatures in Nantucket. The average high remains below 40°F (4.4°C), only slightly warmer than its predecessor. However, February showcases a decrease in snowfall, with measurements falling to 0.67" (17mm). Although still chilly out, the winds in Nantucket start to decrease from their highs in January. Despite the drop in temperature, locals and tourists need to keep the winter gear on hand throughout February.

Temperature

Nantucket witnesses the coldest weather in February, with temperatures averaging a high of 39.7°F (4.3°C) and a low of 32.5°F (0.3°C).

Humidity

In Nantucket, the average relative humidity in February is 76%.

Rainfall

In Nantucket, in February, it is raining for 9.2 days, with typically 1.97" (50mm) of accumulated precipitation. In Nantucket, during the entire year, the rain falls for 153 days and collects up to 26.61" (676mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Nantucket, in February, snow falls for 3.8 days, with typically accumulated 0.67" (17mm) of snow. In Nantucket, during the entire year, snow falls for 17.1 days and aggregates up to 3.23" (82mm) of snow.

Ocean temperature

With an average ocean temperature of 37.9°F (3.3°C), February is the month with the coldest seawater.
Note: In the case of swimming, this is seriously cold, dangerous, and can result in death. Without the safeguard of insulated waterproof attire, hypothermia manifests rapidly.

Daylight

In February, the average length of the day in Nantucket is 10h and 39min.
On the first day of February, sunrise is at 6:51 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 5:30 pm EST.

Sunshine

The average sunshine in February is 4.6h.

UV index

January through March and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In February, the maximum UV index of 2 suggests these recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Enhance your sun protection with tightly woven, yet airy clothing. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.

Frequently asked questions

What time of the year is the coldest?

With an average high-temperature of 39.7°F (4.3°C) and an average low-temperature of 32.5°F (0.3°C), February is the coldest month.

How cold is February?

The average high-temperature, in February, in Nantucket, is 39.7°F (4.3°C), while the average low-temperature is 32.5°F (0.3°C).

What is the average humidity in February?

In February, the average relative humidity is 76%.

How much does it rain in February?

In Nantucket, during February, the rain falls for 9.2 days and regularly aggregates up to 1.97" (50mm) of precipitation.

How much does it snow in February?

In Nantucket, during February, snow falls for 3.8 days and regularly aggregates up to 0.67" (17mm) of snow.

When is the ocean coldest?

February is the month with the coldest seawater, with an average ocean temperature of 37.9°F (3.3°C).

What is the water temperature in February?

In Nantucket, in February, the average water temperature is 37.9°F (3.3°C). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

What is the average length of the day in February?

The average day length in February is 10h and 39min.

When is the sunrise / sunset in February?

On the first day of February, sunrise is at 6:51 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 5:30 pm EST.

How many hours of sunshine does Nantucket have in February?

In February, the average sunshine duration is 4.6h.

What is the month with the lowest UV index?

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

What is the UV index intensity in February in Nantucket?

The average daily maximum UV index in February is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to UV radiation.
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
Nantucket, MA

Average temperature in February - Nantucket, MA
  • Average high temperature in February: 39.7°F

The warmest month (with the highest average high temperature) is August (72.1°F).
The month with the lowest average high temperature is February (39.7°F).

  • Average low temperature in February: 32.5°F

The month with the highest average low temperature is August (68.7°F).
The coldest month (with the lowest average low temperature) is February (32.5°F).

Average pressure in February
Nantucket, MA

Average pressure in February - Nantucket, 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 (29.94"Hg).

Average wind speed in February
Nantucket, MA

Average wind speed in February - Nantucket, MA
  • Average wind speed in February: 18.1mph

The windiest month (with the highest average wind speed) is January (18.5mph).
The calmest month (with the lowest average wind speed) is August (11.8mph).

Average humidity in February
Nantucket, MA

Average humidity in February - Nantucket, MA
  • Average humidity in February: 76%

The month with the highest relative humidity is July (86%).
The months with the lowest relative humidity are January, November and December (75%).

Average rainfall in February
Nantucket, MA

Average rainfall in February - Nantucket, MA
  • Average rainfall in February: 1.97"

The wettest month (with the highest rainfall) is October (3.27").
The driest month (with the least rainfall) is November (1.77").

Average rainfall days in February
Nantucket, MA

Average rainfall days in February - Nantucket, MA
  • Average rainfall days in February: 9.2 days

The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is February (9.2 days).

Average snowfall in February
Nantucket, MA

Average snowfall in February - Nantucket, MA
  • Average snowfall in February: 0.67"

The month with the highest snowfall is January (1.06").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in February
Nantucket, MA

Average snowfall days in February - Nantucket, MA
  • Average snowfall days in February: 3.8 days

The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in February
Nantucket, MA

Average sea temperature in February - Nantucket, MA
  • Average sea temperature in February: 37.9°F

The best month for swimming (with the highest average sea temperature) is August (67.6°F).
The coldest month (with the lowest average sea temperature) is February (37.9°F).

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

Average daylight in February / Average sunshine in February - Nantucket, MA
  • 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 18min).

  • Average sunshine in February: 4h and 4min

The months with the most sunshine are July and August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).

Average sunshine days in February
Nantucket, MA

Average sunshine days in February - Nantucket, MA
  • Average sunshine days in February: 12.6 days

The month with the most sunshine days is August (16.5 days).
The month with the least sunshine days is January (11.3 days).

Average UV index in February
Nantucket, MA

Average UV index in February - Nantucket, 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 and December (UV index 2).

Average cloud cover in February
Nantucket, MA

Average cloud cover in February - Nantucket, MA
  • Average cloud cover in February: 52

The month with the most cloud cover is December (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in February
Nantucket, MA

Average visibility in February - Nantucket, 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).

Nantucket, Massachusetts, USA

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