Unalaska
Alaska, USA
Long-term weather forecast
Long-term weather forecast

February weather forecast and climate
Unalaska, AK

The last month of the winter, February, is another cold month in Unalaska, Alaska, with average temperature varying between 27.7°F (-2.4°C) and 37.2°F (2.9°C).

Temperature

In Unalaska, the average high-temperature is essentially the same as in January - a still wintry 37.2°F (2.9°C). The average low-temperature, in February, is 27.7°F (-2.4°C).

Rainfall

In Unalaska, during February, the rain falls for 20 days and regularly aggregates up to 6.4" (161.3mm) of precipitation. In Unalaska, during the entire year, the rain falls for 223 days and collects up to 60.9" (1545.8mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. During February, Unalaska regularly aggregates up to 20.4" (518.2mm) of snow. In Unalaska, Alaska, during the entire year, snow aggregates up to 91.5" (2324.1mm).

Ocean temperature

February and March, with an average ocean temperature of 38.8°F (3.8°C), are months with the coldest seawater.
Note: For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

Daylight

In February, the average length of the day is 9.9h.

Sunshine

In Unalaska, Alaska, the average sunshine in February is 7h.

UV index

In Unalaska, the average daily maximum UV index in February is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 1 transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in February in Unalaska?

The average high-temperature, in February, is 37.2°F (2.9°C), while the average low-temperature is 27.7°F (-2.4°C).

How much does it rain in Unalaska in February?

In Unalaska, in February, during 20 rainfall days, 6.4" (161.3mm) of precipitation is typically accumulated.

How much does it snow in Unalaska in February?

In Unalaska, in February, 20.4" (518.2mm) of snow is typically accumulated.

What months are the ocean coldest in Unalaska?

Months with the coldest seawater in Unalaska, Alaska, are February and March, with an average ocean temperature of 38.8°F (3.8°C).

What is the ocean temperature in February in Unalaska?

In Unalaska, the average seawater temperature in February is 38.8°F (3.8°C). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

How many hours of daylight does Unalaska have in February?

In February, the average length of the day in Unalaska, Alaska, is 9.9h.

How long on average sun shines in February in Unalaska?

The average sunshine in February in Unalaska is 7h.

What is the UV index intensity in February in Unalaska?

The average daily maximum UV index in February in Unalaska, Alaska, is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in February - Unalaska, AK
  • Average high temperature in February: 37.3°F

The warmest month (with the highest average high temperature) is August (58.9°F).
The month with the lowest average high temperature is January (36.8°F).

  • Average low temperature in February: 27.6°F

The month with the highest average low temperature is August (47.7°F).
The coldest month (with the lowest average low temperature) is February (27.6°F).

Average rainfall in February - Unalaska, AK
  • Average rainfall in February: 6.4"

The wettest month (with the highest rainfall) is December (7.9").
The driest month (with the lowest rainfall) is July (2.2").

Average rainfall days in February - Unalaska, AK
  • Average rainfall days in February: 20 days

Months with the highest number of rainy days are October, November and December (23 days).
The month with the lowest number of rainy days is July (13 days).

Average snowfall in February - Unalaska, AK
  • Average snowfall in February: 20.4"

The month with the highest snowfall is January (23.8").
Months with the lowest snowfall are June, July, August and September (0").

Average sea temperature in February - Unalaska, AK
  • Average sea temperature in February: 38.8°F

The best month for swimming (with the highest average sea temperature) is August (50.1°F).
The coldest month (with the lowest average sea temperature) is February (38.8°F).

Average daylight in February / Average sunshine in February - Unalaska, AK
  • Average daylight in February: 9.9h

The month with the longest days is June (Average daylight: 17h).
The month with shortest days is December (Average daylight: 7.5h).

  • Average sunshine in February: 7h

Months with most sunshine are May and June (Average sunshine: 8h).
Months with least sunshine are November and December (Average sunshine: 5).

Average UV index in February - Unalaska, AK
  • Average UV index in February: 1

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January and December (UV index 0).