October weather forecast
Port Alsworth, AK

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Weather in October

October, the same as September, is an icy autumn month in Port Alsworth, Alaska, with temperature in the range of an average low of 27.9°F (-2.3°C) and an average high of 35.2°F (1.8°C).

Temperature

Port Alsworth's progression into October includes a drop in the average high-temperature, from a frosty 47.3°F (8.5°C) in September to an icy 35.2°F (1.8°C). Nights during October maintain a steady temperature, averaging at a subzero cold 27.9°F (-2.3°C).

Humidity

The average relative humidity in October in Port Alsworth is 84%.

Rainfall

In Port Alsworth, in October, it is raining for 17.3 days, with typically 3.46" (88mm) of accumulated precipitation. Throughout the year, in Port Alsworth, there are 190.3 rainfall days, and 31.5" (800mm) of precipitation is accumulated.

Snowfall

January through May, August through December are months with snowfall. In Port Alsworth, in October, snow falls for 5.6 days, with typically accumulated 2.56" (65mm) of snow. In Port Alsworth, during the entire year, snow falls for 104.8 days and aggregates up to 70.24" (1784mm) of snow.

Daylight

In October, the average length of the day is 10h and 4min.
On the first day of October, sunrise is at 8:25 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 9:40 am and sunset at 6:21 pm AKDT.

Sunshine

In Port Alsworth, the average sunshine in October is 4.9h.

UV index

In Port Alsworth, the average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily maximum UV index of 2 in October translates into the following instructions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Enhance your sun protection with tightly woven, yet airy clothing. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

How cold is October in Port Alsworth?

During October, Port Alsworth experiences an average high-temperature of 35.2°F (1.8°C) and a low-temperature of 27.9°F (-2.3°C).

What is the average humidity in October in Port Alsworth?

The average relative humidity in October in Port Alsworth is 84%.

How many days does it rain in October in Port Alsworth?

In October, in Port Alsworth, Alaska, the rain falls for 17.3 days. Throughout October, 3.46" (88mm) of precipitation is accumulated.

How many days does it snow in October in Port Alsworth?

In Port Alsworth, in October, during 5.6 snowfall days, 2.56" (65mm) of snow is typically accumulated.

How many hours of daylight does Port Alsworth have in October?

The average day length in October in Port Alsworth, Alaska, is 10h and 4min.

What time are sunrise and sunset in October in Port Alsworth?

On the first day of October, sunrise is at 8:25 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 9:40 am and sunset at 6:21 pm AKDT.

How long on average sun shines in October in Port Alsworth?

In October, the average sunshine duration in Port Alsworth, Alaska, is 4.9h.

What is the UV index intensity in October in Port Alsworth?

The average daily maximum UV index in October in Port Alsworth, Alaska, is 2. A UV Index estimate of 2, and below, represents a low health risk 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 October
Port Alsworth, AK

Average temperature in October - Port Alsworth, AK
  • Average high temperature in October: 35.2°F

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).

  • Average low temperature in October: 27.9°F

The month with the highest average low temperature is July (46°F).
The coldest month (with the lowest average low temperature) is January (5.2°F).

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Average pressure in October
Port Alsworth, AK

Average pressure in October - Port Alsworth, AK
  • Average pressure in October: 29.67"Hg

The month with the highest atmospheric pressure is July (29.95"Hg).
The month with the lowest atmospheric pressure is December (29.65"Hg).

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Average wind speed in October
Port Alsworth, AK

Average wind speed in October - Port Alsworth, AK
  • Average wind speed in October: 5.9mph

The windiest month (with the highest average wind speed) is December (6.8mph).
The calmest month (with the lowest average wind speed) is June (5mph).

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Average humidity in October
Port Alsworth, AK

Average humidity in October - Port Alsworth, AK
  • Average humidity in October: 84%

The month with the highest relative humidity is March (90%).
The months with the lowest relative humidity are May and June (74%).

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Average rainfall in October
Port Alsworth, AK

Average rainfall in October - Port Alsworth, AK
  • Average rainfall in October: 3.46"

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

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Average rainfall days in October
Port Alsworth, AK

Average rainfall days in October - Port Alsworth, AK
  • Average rainfall days in October: 17.3 days

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

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Average snowfall in October
Port Alsworth, AK

Average snowfall in October - Port Alsworth, AK
  • Average snowfall in October: 2.56"

The month with the highest snowfall is December (15.63").
The months with the least snowfall are June and July (0").

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Average snowfall days in October
Port Alsworth, AK

Average snowfall days in October - Port Alsworth, AK
  • Average snowfall days in October: 5.6 days

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

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Average daylight in October /
Average sunshine in October
Port Alsworth, AK

Average daylight in October / Average sunshine in October - Port Alsworth, AK
  • Average daylight in October: 10h and 1min

The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 6h and 0min).

  • Average sunshine in October: 4h and 5min

The month with the most sunshine is May (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).

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Average sunshine days in October
Port Alsworth, AK

Average sunshine days in October - Port Alsworth, AK
  • Average sunshine days in October: 9.6 days

The month with the most sunshine days is January (12.7 days).
The month with the least sunshine days is June (4.8 days).

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Average UV index in October
Port Alsworth, AK

Average UV index in October - Port Alsworth, AK
  • Average UV index in October: 2

The months with the highest UV index are May, June and July (UV index 3).
The months with the lowest UV index are November and December (UV index 1).

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Average cloud cover in October
Port Alsworth, AK

Average cloud cover in October - Port Alsworth, AK
  • Average cloud cover in October: 57

The month with the most cloud cover is August (Cloud cover 63).
The month with the least cloud cover is January (Cloud cover 47).

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Average visibility in October
Port Alsworth, AK

Average visibility in October - Port Alsworth, AK
  • Average visibility in October: 5mi

The months with the highest visibility are May and June (6mi).
The months with the lowest visibility are March and April (4mi).

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Port Alsworth, Alaska, USA

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