Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
October's arrival witnesses a distinct temperature drop, receding from September's frosty 48.7°F (9.3°C) to an icy 32.5°F (0.3°C). A minimal decline in temperature from daytime highs is anticipated throughout the October nights, averaging a freezing cold 24.4°F (-4.2°C).Humidity
In Koyukuk, Alaska, the average relative humidity in October is 84%.Rainfall
In Koyukuk, in October, during 9.8 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. Throughout the year, there are 116.7 rainfall days, and 14.8" (376mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. In Koyukuk, in October, snow falls for 9.2 days, with typically accumulated 3.43" (87mm) of snow. Throughout the year, there are 115.2 snowfall days, and 43.07" (1094mm) of snow is accumulated.Daylight
In October, the average length of the day in Koyukuk is 9h and 37min.On the first day of the month, sunrise is at 8:43 am and sunset at 7:56 pm. On the last day of October, sunrise is at 10:18 am and sunset at 6:10 pm AKDT.
Sunshine
In Koyukuk, the average sunshine in October is 4.3h.UV index
January through March, October through December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 1 during October leads to these advisories:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Opt for tightly woven and loose clothing to enhance protection from the Sun. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
How cold is it in Koyukuk in October?
What is the average humidity in October in Koyukuk?
How many days does it rain in October in Koyukuk?
How many days does it snow in October in Koyukuk?
What is the average length of the day in October in Koyukuk?
When are sunrise and sunset in October in Koyukuk?
How long on average sun shines in October in Koyukuk?
What are the months with the lowest UV index in Koyukuk?
What is the UV index reading in October in Koyukuk?
Average temperature in October
Koyukuk, AK
- Average high temperature in October: 32.5°F
The warmest month (with the highest average high temperature) is July (67.3°F).
The month with the lowest average high temperature is January (-0.8°F).
- Average low temperature in October: 24.4°F
The month with the highest average low temperature is July (49.5°F).
The coldest month (with the lowest average low temperature) is January (-10.5°F).
Average pressure in October
Koyukuk, AK
- Average pressure in October: 29.76"Hg
The month with the highest atmospheric pressure is February (29.93"Hg).
The months with the lowest atmospheric pressure are September and October (29.76"Hg).
Average wind speed in October
Koyukuk, AK
- Average wind speed in October: 5mph
The windiest month (with the highest average wind speed) is September (5.2mph).
The calmest month (with the lowest average wind speed) is January (4.6mph).
Average humidity in October
Koyukuk, AK
- Average humidity in October: 84%
The months with the highest relative humidity are January, February and March (96%).
The month with the lowest relative humidity is June (59%).
Average rainfall in October
Koyukuk, AK
- Average rainfall in October: 1.46"
The wettest month (with the highest rainfall) is August (2.05").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in October
Koyukuk, AK
- Average rainfall days in October: 9.8 days
The month with the highest number of rainy days is August (19 days).
The months with the least rainy days are January and February (2.3 days).
Average snowfall in October
Koyukuk, AK
- Average snowfall in October: 3.43"
The month with the highest snowfall is December (8.62").
The months with the least snowfall are June, July and August (0").
Average snowfall days in October
Koyukuk, AK
- Average snowfall days in October: 9.2 days
The month with the highest number of snowfall days is March (20.3 days).
The months with the least snowfall days are June and July (0 days).
Average daylight in October /
Average sunshine in October
Koyukuk, AK
- Average daylight in October: 9h and 4min
The month with the longest days is June (Average daylight: 21h and 30min).
The month with the shortest days is December (Average daylight: 4h and 0min).
- Average sunshine in October: 4h and 2min
The month with the most sunshine is May (Average sunshine: 8h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 18min).
Average sunshine days in October
Koyukuk, AK
- Average sunshine days in October: 14.9 days
The month with the most sunshine days is January (18 days).
The month with the least sunshine days is April (6.5 days).
Average UV index in October
Koyukuk, AK
- Average UV index in October: 1
The months with the highest UV index are May, June and July (UV index 4).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in October
Koyukuk, AK
- Average cloud cover in October: 61
The month with the most cloud cover is April (Cloud cover 77).
The month with the least cloud cover is June (Cloud cover 47).
Average visibility in October
Koyukuk, AK
- Average visibility in October: 4mi
The months with the highest visibility are June and July (6mi).
The months with the lowest visibility are January, February, March, April and December (2mi).
Koyukuk, Alaska, USA
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