October weather forecast
Nikiski, AK

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Weather in October

October, like September, is a frosty autumn month in Nikiski, Alaska, with an average temperature fluctuating between 37.8°F (3.2°C) and 43.2°F (6.2°C).

Temperature

In Nikiski, the beginning of October is marked by a lowered average high-temperature, shifting from September's fresh 53.1°F (11.7°C) to a chilly 43.2°F (6.2°C). The nights of October in Nikiski, Alaska, cool down to an average low of 37.8°F (3.2°C), subtly lower than daytime highs.

Humidity

In Nikiski, the average relative humidity in October is 78%.

Rainfall

October is the month with the most rainfall. Rain falls for 15.6 days and accumulates 2.87" (73mm) of precipitation.

Snowfall

January through April, September through December are months with snowfall in Nikiski. In Nikiski, Alaska, during October, snow falls for 1.5 days and regularly aggregates up to 0.75" (19mm) of snow. In Nikiski, during the entire year, snow falls for 62.1 days and aggregates up to 30.71" (780mm) of snow.

Daylight

In Nikiski, Alaska, the average length of the day in October is 10h and 2min.
On the first day of October, sunrise is at 8:13 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 9:30 am and sunset at 6:07 pm AKDT.

Sunshine

In October, the average sunshine in Nikiski is 5h.

UV index

In October, the average daily maximum UV index in Nikiski, Alaska, is 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.
Note: The UV index of 2 in October translates into these instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
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Frequently asked questions

How cold is it in Nikiski in October?

In October, in Nikiski, the average high-temperature is 43.2°F (6.2°C), and the average low-temperature is 37.8°F (3.2°C).

What is the average humidity in October in Nikiski?

The average relative humidity in October in Nikiski, Alaska, is 78%.

What is the wettest month in Nikiski?

The month with the most rainfall in Nikiski is October, when the rain falls for 15.6 days and typically aggregates up to 2.87" (73mm) of precipitation.

How many days does it rain in October in Nikiski?

In Nikiski, Alaska, in October, during 15.6 rainfall days, 2.87" (73mm) of precipitation is typically accumulated.

How many days does it snow in October in Nikiski?

In Nikiski, Alaska, during October, snow falls for 1.5 days and regularly aggregates up to 0.75" (19mm) of snow.

How many hours of daylight does Nikiski have in October?

In Nikiski, the average day length in October is 10h and 2min.

What time are sunrise and sunset in October in Nikiski?

On the first day of October, sunrise is at 8:13 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 9:30 am and sunset at 6:07 pm AKDT.

How many hours of sunshine does Nikiski have in October?

In Nikiski, the average sunshine duration in October is 5h.

What is the UV index reading in October in Nikiski?

The average daily maximum UV index in October in Nikiski, Alaska, is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's 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
Nikiski, AK

Average temperature in October - Nikiski, AK
  • Average high temperature in October: 43.2°F

The warmest month (with the highest average high temperature) is July (61.3°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in October: 37.8°F

The month with the highest average low temperature is July (51.3°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

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Average pressure in October
Nikiski, AK

Average pressure in October - Nikiski, AK
  • Average pressure in October: 29.68"Hg

The month with the highest atmospheric pressure is July (29.96"Hg).
The month with the lowest atmospheric pressure is December (29.64"Hg).

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Average wind speed in October
Nikiski, AK

Average wind speed in October - Nikiski, AK
  • Average wind speed in October: 8.1mph

The windiest month (with the highest average wind speed) is December (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in October
Nikiski, AK

Average humidity in October - Nikiski, AK
  • Average humidity in October: 78%

The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is May (69%).

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Average rainfall in October
Nikiski, AK

Average rainfall in October - Nikiski, AK
  • Average rainfall in October: 2.87"

The wettest month (with the highest rainfall) is October (2.87").
The driest month (with the least rainfall) is June (0.91").

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Average rainfall days in October
Nikiski, AK

Average rainfall days in October - Nikiski, AK
  • Average rainfall days in October: 15.6 days

The month with the highest number of rainy days is September (16.6 days).
The month with the least rainy days is February (5.5 days).

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Average snowfall in October
Nikiski, AK

Average snowfall in October - Nikiski, AK
  • Average snowfall in October: 0.75"

The month with the highest snowfall is December (8.74").
The months with the least snowfall are May, June, July and August (0").

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Average snowfall days in October
Nikiski, AK

Average snowfall days in October - Nikiski, AK
  • Average snowfall days in October: 1.5 days

The month with the highest number of snowfall days is December (12.7 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in October /
Average sunshine in October
Nikiski, AK

Average daylight in October / Average sunshine in October - Nikiski, AK
  • Average daylight in October: 10h and 0min

The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).

  • Average sunshine in October: 5h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).

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Average sunshine days in October
Nikiski, AK

Average sunshine days in October - Nikiski, AK
  • Average sunshine days in October: 13.1 days

The month with the most sunshine days is June (16.6 days).
The month with the least sunshine days is September (11.5 days).

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Average UV index in October
Nikiski, AK

Average UV index in October - Nikiski, AK
  • Average UV index in October: 2

The months with the highest UV index are June and July (UV index 4).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in October
Nikiski, AK

Average cloud cover in October - Nikiski, AK
  • Average cloud cover in October: 53

The month with the most cloud cover is December (Cloud cover 58).
The month with the least cloud cover is June (Cloud cover 44).

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Average visibility in October
Nikiski, AK

Average visibility in October - Nikiski, AK
  • Average visibility in October: 6mi

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is February (5mi).

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Nikiski, Alaska, USA

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