October weather forecast
McCarthy, AK

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Weather in October

October, the same as September, in McCarthy, Alaska, is a freezing cold autumn month, with an average temperature ranging between max 31.5°F (-0.3°C) and min 21.7°F (-5.7°C).

Temperature

Transition into October marks a drop in the average high-temperature, moving from a chilly 44.6°F (7°C) in September to a freezing cold 31.5°F (-0.3°C). An average minimum temperature of 21.7°F (-5.7°C) marks the month of October.

Humidity

In October, the average relative humidity is 74%.

Rainfall

In McCarthy, in October, it is raining for 14.3 days, with typically 1.46" (37mm) of accumulated precipitation. Throughout the year, in McCarthy, there are 151.8 rainfall days, and 14.88" (378mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall in McCarthy. In McCarthy, Alaska, in October, snow falls for 7.8 days, with typically accumulated 3.03" (77mm) of snow. Throughout the year, there are 95.3 snowfall days, and 44.02" (1118mm) of snow is accumulated.

Daylight

In October, the average length of the day in McCarthy, Alaska, is 9h and 58min.
On the first day of October in McCarthy, sunrise is at 7:40 am and sunset at 7:01 pm. On the last day of the month, sunrise is at 9:00 am and sunset at 5:30 pm AKDT.

Sunshine

In McCarthy, Alaska, the average sunshine in October is 6.2h.

UV index

The average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 2 during October leads to these advisories:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

How cold is it in McCarthy in October?

The high-temperature, in October, in McCarthy, is 31.5°F (-0.3°C), while the low-temperature averages to 21.7°F (-5.7°C).

What is the average humidity in October in McCarthy?

In McCarthy, the average relative humidity in October is 74%.

How much does it rain in McCarthy in October?

In October, in McCarthy, the rain falls for 14.3 days. Throughout October, 1.46" (37mm) of precipitation is accumulated.

How much does it snow in McCarthy in October?

In McCarthy, during October, snow falls for 7.8 days and regularly aggregates up to 3.03" (77mm) of snow.

What is the average length of the day in October in McCarthy?

The average day length in October in McCarthy, Alaska, is 9h and 58min.

When is the sunrise / sunset in October in McCarthy?

On the first day of October in McCarthy, Alaska, sunrise is at 7:40 am and sunset at 7:01 pm. On the last day of the month, sunrise is at 9:00 am and sunset at 5:30 pm AKDT.

How long on average sun shines in October in McCarthy?

In October, the average sunshine duration in McCarthy, Alaska, is 6.2h.

How high is the UV index in October in McCarthy?

In October, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health threat 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
McCarthy, AK

Average temperature in October - McCarthy, AK
  • Average high temperature in October: 31.5°F

The warmest month (with the highest average high temperature) is July (56.8°F).
The month with the lowest average high temperature is January (13.5°F).

  • Average low temperature in October: 21.7°F

The month with the highest average low temperature is July (43.2°F).
The coldest month (with the lowest average low temperature) is February (1°F).

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Average pressure in October
McCarthy, AK

Average pressure in October - McCarthy, AK
  • Average pressure in October: 29.78"Hg

The month with the highest atmospheric pressure is July (29.96"Hg).
The month with the lowest atmospheric pressure is November (29.76"Hg).

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Average wind speed in October
McCarthy, AK

Average wind speed in October - McCarthy, AK
  • Average wind speed in October: 4.2mph

The windiest months (with the highest average wind speed) are January and November (5.2mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

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Average humidity in October
McCarthy, AK

Average humidity in October - McCarthy, AK
  • Average humidity in October: 74%

The months with the highest relative humidity are January, March, April and December (82%).
The month with the lowest relative humidity is June (66%).

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Average rainfall in October
McCarthy, AK

Average rainfall in October - McCarthy, AK
  • Average rainfall in October: 1.46"

The wettest month (with the highest rainfall) is September (1.69").
The driest month (with the least rainfall) is April (0.71").

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Average rainfall days in October
McCarthy, AK

Average rainfall days in October - McCarthy, AK
  • Average rainfall days in October: 14.3 days

The month with the highest number of rainy days is August (18.6 days).
The month with the least rainy days is February (8.4 days).

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Average snowfall in October
McCarthy, AK

Average snowfall in October - McCarthy, AK
  • Average snowfall in October: 3.03"

The month with the highest snowfall is December (9.37").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in October
McCarthy, AK

Average snowfall days in October - McCarthy, AK
  • Average snowfall days in October: 7.8 days

The month with the highest number of snowfall days is December (17.2 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
McCarthy, AK

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

The month with the longest days is June (Average daylight: 19h and 18min).
The month with the shortest days is December (Average daylight: 5h and 36min).

  • Average sunshine in October: 6h and 1min

The month with the most sunshine is June (Average sunshine: 14h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 0min).

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Average sunshine days in October
McCarthy, AK

Average sunshine days in October - McCarthy, AK
  • Average sunshine days in October: 12.6 days

The month with the most sunshine days is March (15.8 days).
The month with the least sunshine days is August (9.7 days).

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Average UV index in October
McCarthy, AK

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

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

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Average cloud cover in October
McCarthy, AK

Average cloud cover in October - McCarthy, AK
  • Average cloud cover in October: 36

The month with the most cloud cover is December (Cloud cover 41).
The months with the least cloud cover are March, May and June (Cloud cover 35).

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Average visibility in October
McCarthy, AK

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

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

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McCarthy, Alaska, USA

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