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

Monthly weather forecast and climate
Port Chilkoot, AK

January, the same as December, in Port Chilkoot, Alaska, is a freezing cold winter month, with average temperature ranging between min 13.5°F (-10.3°C) and max 21.6°F (-5.8°C). With an average high-temperature of 21.6°F (-5.8°C) and an average low-temperature of 13.5°F (-10.3°C), January is the coldest month. Weather in January »

February, the last month of the winter, in Port Chilkoot, is also a subzero cold month, with average temperature varying between 12.4°F (-10.9°C) and 24.6°F (-4.1°C). In Port Chilkoot, the average high-temperature in February is relatively the same as in January - a still subzero cold 24.6°F (-4.1°C). Weather in February »

The first month of the spring, March, is still a freezing cold month in Port Chilkoot, Alaska, with average temperature ranging between max 27.9°F (-2.3°C) and min 14°F (-10°C). In Port Chilkoot, the average high-temperature is almost the same as in February - a still subzero cold 27.9°F (-2.3°C). Weather in March »

April in Port Chilkoot, Alaska, is a wintry spring month, with average temperature ranging between max 35.2°F (1.8°C) and min 23.2°F (-4.9°C). In April, the average high-temperature slightly increases, from a subzero cold 27.9°F (-2.3°C) in March, to a cold 35.2°F (1.8°C). Weather in April »

May, the last month of the spring, in Port Chilkoot, is a chilly month, with average temperature ranging between max 46.2°F (7.9°C) and min 33.8°F (1°C). In Port Chilkoot, the average high-temperature in May rises, from a cold 35.2°F (1.8°C) in April, to a chilly 46.2°F (7.9°C). Weather in May »

June, the first month of the summer, in Port Chilkoot, is a cool month, with average temperature ranging between max 51.4°F (10.8°C) and min 38.7°F (3.7°C). In June, the average high-temperature is relatively the same as in May - a cool 51.4°F (10.8°C). Weather in June »

July is a mild summer month in Port Chilkoot, Alaska, with temperature in the range of an average high of 56.5°F (13.6°C) and an average low of 43.7°F (6.5°C). July is the warmest month, with an average high-temperature of 56.5°F (13.6°C) and an average low-temperature of 43.7°F (6.5°C). Weather in July »

The last month of the summer, August, is also a fresh month in Port Chilkoot, Alaska, with average temperature fluctuating between 44.1°F (6.7°C) and 55°F (12.8°C). In August, the average high-temperature is essentially the same as in July - a cool 55°F (12.8°C). Weather in August »

The first month of the autumn, September, is still a chilly month in Port Chilkoot, Alaska, with temperature in the range of an average high of 47.3°F (8.5°C) and an average low of 38.7°F (3.7°C). In Port Chilkoot, the average high-temperature marginally drops, from a cool 55°F (12.8°C) in August, to a chilly 47.3°F (8.5°C). Weather in September »

October, like September, in Port Chilkoot, Alaska, is a wintry autumn month, with average temperature fluctuating between 31.8°F (-0.1°C) and 38.1°F (3.4°C). In Port Chilkoot, the average high-temperature drops, from a chilly 47.3°F (8.5°C) in September, to a wintry 38.1°F (3.4°C). Weather in October »

November, the last month of the autumn, in Port Chilkoot, is also a subzero cold month, with average temperature fluctuating between 19.6°F (-6.9°C) and 27°F (-2.8°C). In Port Chilkoot, the average high-temperature decreases, from a wintry 38.1°F (3.4°C) in October, to a subzero cold 27°F (-2.8°C). Weather in November »

December, the first month of the winter, in Port Chilkoot, is also a subzero cold month, with average temperature fluctuating between 21.9°F (-5.6°C) and 14.4°F (-9.8°C). In Port Chilkoot, the average high-temperature is essentially the same as in November - a still freezing cold 21.9°F (-5.6°C). Weather in December »

What is the coldest month in Port Chilkoot?

With an average high-temperature of 21.6°F (-5.8°C) and an average low-temperature of 13.5°F (-10.3°C), January is the coldest month.

What is the most humid month in Port Chilkoot?

January is the most humid month in Port Chilkoot, Alaska, with an average relative humidity of 92%.

How many days does it rain in Port Chilkoot?

In Port Chilkoot, Alaska, during the entire year, the rain falls for 200.4 days and collects up to 48.03" (1220mm) of precipitation.

When does it snow in Port Chilkoot?

January through May, October through December are months with snowfall.

How much does it snow in Port Chilkoot?

In Port Chilkoot, Alaska, during the entire year, snow falls for 83.4 days, and aggregates up to 86.57" (2199mm) of snow.

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

Months with the least sunshine are January and December, with an average of 3.7h of sunshine.

What are the months with the lowest UV index in Port Chilkoot?

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

What is the least humid month in Port Chilkoot?

May is the least humid month, with an average relative humidity of 78%.

What is the driest month in Port Chilkoot?

The month with the least rainfall in Port Chilkoot, Alaska, is June when the rain falls for 20 days and typically collects 2.2" (56mm) of precipitation.

When it does not snow in Port Chilkoot?

June through September are months without snowfall.

When are the longest days in Port Chilkoot?

The month with the longest days is June, with an average of 18.5h of daylight.

What month has the most sunshine in Port Chilkoot?

The month with the most sunshine in Port Chilkoot, Alaska, is June, with an average of 10.2h of sunshine.

What is the warmest month in Port Chilkoot?

With an average high-temperature of 56.5°F (13.6°C) and an average low-temperature of 43.7°F (6.5°C), July is the warmest month in Port Chilkoot, Alaska.

When is the highest UV index in Port Chilkoot?

July is the month with the highest UV index, with an average maximum UV index of 4.

What is the rainiest month in Port Chilkoot?

The month with the most rainfall in Port Chilkoot is November when the rain falls for 16.6 days and typically aggregates up to 5.87" (149mm) of precipitation.

When does it snow the most in Port Chilkoot?

The month with the most snowfall in Port Chilkoot, Alaska, is December when snow falls for 17.1 days and typically aggregates up to 21.06" (535mm) of snow.

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

The month with the shortest days in Port Chilkoot is December, with an average of 6.3h of daylight.
Average temperature - Port Chilkoot, AK
Average rainfall - Port Chilkoot, AK
Average rainfall days - Port Chilkoot, AK

The month with the highest number of rainy days is October (20.2 days).
The month with the least rainy days is February (9.3 days).

Average snowfall - Port Chilkoot, AK
Average snowfall days - Port Chilkoot, AK

The month with the highest number of snowfall days is December (17.1 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Port Chilkoot, AK

The month with the longest days is June (Average daylight: 18.5h).
The month with the shortest days is December (Average daylight: 6.3h).

The month with the most sunshine is June (Average sunshine: 10.2h).
Months with the least sunshine are January and December (Average sunshine: 3.7).