Port Alsworth
Alaska, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Port Alsworth, AK

January, the same as December, in Port Alsworth, Alaska, is a freezing cold winter month, with average temperature varying between 32°F (0°C) and 15.4°F (-9.2°C). With an average high-temperature of 15.4°F (-9.2°C) and an average low-temperature of 32°F (0°C), January is the coldest month. Weather in January »

February, the last month of the winter, in Port Alsworth, is another freezing cold month, with temperature in the range of an average low of 32°F (0°C) and an average high of 20.5°F (-6.4°C). In Port Alsworth, the average high-temperature in February is practically the same as in January - a still subzero cold 20.5°F (-6.4°C). Weather in February »

March, the first month of the spring, in Port Alsworth, is also a subzero cold month, with temperature in the range of an average low of 32°F (0°C) and an average high of 23.2°F (-4.9°C). In Port Alsworth, Alaska, the average high-temperature in March is essentially the same as in February - a still freezing cold 23.2°F (-4.9°C). Weather in March »

April in Port Alsworth, Alaska, is a wintry spring month, with average temperature varying between 33.3°F (0.7°C) and 32°F (0°C). In Port Alsworth, the average high-temperature rises, from a subzero cold 23.2°F (-4.9°C) in March, to a cold 33.3°F (0.7°C). Weather in April »

The last month of the spring, May, is a chilly month in Port Alsworth, Alaska, with average temperature fluctuating between 32°F (0°C) and 46.6°F (8.1°C). In Port Alsworth, the average high-temperature increases, from a wintry 33.3°F (0.7°C) in April, to a frosty 46.6°F (8.1°C). Weather in May »

June, the first month of the summer, in Port Alsworth, is a mild month, with average temperature ranging between max 55.8°F (13.2°C) and min 32°F (0°C). In Port Alsworth, the average high-temperature rises, from a frosty 46.6°F (8.1°C) in May, to a moderate 55.8°F (13.2°C). Weather in June »

July, the same as June, in Port Alsworth, Alaska, is a moderate summer month, with average temperature fluctuating between 58.3°F (14.6°C) and 32°F (0°C). July is the warmest month, with an average high-temperature of 58.3°F (14.6°C) and an average low-temperature of 32°F (0°C). Weather in July »

The last month of the summer, August, is another cool month in Port Alsworth, Alaska, with average temperature varying between 32°F (0°C) and 55.2°F (12.9°C). In Port Alsworth, the average high-temperature is practically the same as in July - a cool 55.2°F (12.9°C). Weather in August »

September, the first month of the autumn, in Port Alsworth, is still a chilly month, with average temperature varying between 32°F (0°C) and 47.3°F (8.5°C). In September, the average high-temperature slightly decreases, from a fresh 55.2°F (12.9°C) in August, to a frosty 47.3°F (8.5°C). Weather in September »

October, like September, in Port Alsworth, Alaska, is a wintry autumn month, with average temperature ranging between min 32°F (0°C) and max 35.2°F (1.8°C). In Port Alsworth, the average high-temperature in October drops, from a chilly 47.3°F (8.5°C) in September, to a cold 35.2°F (1.8°C). Weather in October »

The last month of the autumn, November, is another freezing cold month in Port Alsworth, Alaska, with average temperature ranging between min 32°F (0°C) and max 22.1°F (-5.5°C). In Port Alsworth, the average high-temperature decreases, from a cold 35.2°F (1.8°C) in October, to a subzero cold 22.1°F (-5.5°C). Weather in November »

The first month of the winter, December, is still a freezing cold month in Port Alsworth, Alaska, with average temperature fluctuating between 17.1°F (-8.3°C) and 32°F (0°C). In December, the average high-temperature is practically the same as in November - a still subzero cold 17.1°F (-8.3°C). Weather in December »

What is the coldest month in Port Alsworth?

The coldest month is January, with an average high-temperature of 15.4°F (-9.2°C) and an average low-temperature of 32°F (0°C).

How much does it rain in Port Alsworth?

Throughout the year, in Port Alsworth, there are 190.3 rainfall days, and 31.5" (800mm) of precipitation is accumulated.

What is the driest month in Port Alsworth?

January is the month with the least rainfall. Rain falls for 10.1 days and accumulates 1.42" (36mm) of precipitation.

When does it snow in Port Alsworth?

Months with snowfall are January through May, August through December.

How many days does it snow in Port Alsworth?

Throughout the year, there are 104.8 snowfall days, and 70.24" (1784mm) of snow is accumulated.

What is the most humid month in Port Alsworth?

With an average relative humidity of 90%, March is the most humid month in Port Alsworth, Alaska.

What are the least humid months in Port Alsworth?

Months with the lowest humidity are May and June, with an average relative humidity of 74%.

What month has the most sunshine in Port Alsworth?

May has the most sunshine of the year in Port Alsworth, Alaska, with an average of 9h of sunshine.

When is the highest UV index in Port Alsworth?

May through July, with an average maximum UV index of 3, are months with the highest UV index in Port Alsworth.

When it does not snow in Port Alsworth?

June and July are months without snowfall.

When are the longest days in Port Alsworth?

The month with the longest days in Port Alsworth is June, with an average of 18.8h of daylight.

What is the warmest month in Port Alsworth?

July is the warmest month in Port Alsworth, Alaska, with an average high-temperature of 58.3°F (14.6°C) and an average low-temperature of 32°F (0°C).

What is the wettest month in Port Alsworth?

The month with the most rainfall is September when the rain falls for 20.6 days and typically aggregates up to 4.21" (107mm) of precipitation.

When is the lowest UV index in Port Alsworth?

November and December, with an average maximum UV index of 1, are months with the lowest UV index.

What is the snowiest month in Port Alsworth?

The month with the most snowfall is December when snow falls for 18.5 days and typically aggregates up to 15.63" (397mm) of snow.

What is the month with the shortest days in Port Alsworth?

With an average of 6h of daylight, December has the shortest days of the year in Port Alsworth, Alaska.

What is the month with the least sunshine in Port Alsworth?

The month with the least sunshine in Port Alsworth, Alaska, is December, with an average of 3.3h of sunshine.
Average temperature - Port Alsworth, AK

The warmest month (with the highest average high temperature) is July (58.3°F).
The month with the lowest average high temperature is January (15.4°F).

Months with the highest average low temperature are January, February, March, April, May, June, July, August, September, October, November and December (0°F).
Coldest months (with the lowest average low temperature) are January, February, March, April, May, June, July, August, September, October, November and December (0°F).

Average humidity - Port Alsworth, AK
Average rainfall - Port Alsworth, AK

The wettest month (with the highest rainfall) is September (4.21").
The driest month (with the lowest rainfall) is January (1.42").

Average rainfall days - Port Alsworth, AK

The month with the highest number of rainy days is August (23.6 days).
The month with the lowest number of rainy days is December (8.4 days).

Average snowfall - Port Alsworth, AK
Average snowfall days - Port Alsworth, AK

The month with the highest number of snowfall days is December (18.5 days).
Months with the lowest number of snowfall days are June and July (0 days).

Average daylight / Average sunshine - Port Alsworth, AK