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 sea temperature 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
A change in temperatures is noted as September gives way to October, with average highs reducing from a fresh 52.7°F (11.5°C) to a wintry 41.7°F (5.4°C). Anchorage sustains a near constant temperature throughout October, with nighttime averages of 35.2°F (1.8°C).Humidity
In Anchorage, the average relative humidity in October is 75%.Rainfall
In October, the rain falls for 15.2 days. Throughout October, 1.65" (42mm) of precipitation is accumulated. In Anchorage, Alaska, during the entire year, the rain falls for 139.9 days and collects up to 12.6" (320mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. In Anchorage, in October, snow falls for 2.4 days, with typically accumulated 0.51" (13mm) of snow. Throughout the year, there are 59.3 snowfall days, and 23.5" (597mm) of snow is accumulated.Ocean temperature
In Anchorage, in October, the average water temperature is 47.5°F (8.6°C).Note: It is life-risking to swim in 47.5°F (8.6°C). Briefly staying in 55.4°F (13°C) waters feels unsettling, and temperatures below 50°F (10°C) might result in cold shock and loss of breath control, hinging on personal endurance.
Daylight
In October, the average length of the day is 9h and 59min.On the first day of the month, sunrise is at 8:08 am and sunset at 7:29 pm. On the last day of October, sunrise is at 9:27 am and sunset at 5:59 pm AKDT.
Sunshine
In Anchorage, the average sunshine in October is 6.2h.UV index
In Anchorage, the average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 2 during October translates into these guidelines:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is October cold?
What is the average humidity in October?
How many days does it rain in October?
How much does it snow in Anchorage in October?
What is the water temperature in October?
What is the average length of the day in October?
When are sunrise and sunset in October?
How long on average sun shines in October?
How high is the UV index in October?
Average temperature in October
Anchorage, AK
- Average high temperature in October: 41.7°F
The warmest month (with the highest average high temperature) is July (61.9°F).
The month with the lowest average high temperature is January (20.3°F).
- Average low temperature in October: 35.2°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 (13.1°F).
Average pressure in October
Anchorage, AK
- Average pressure in October: 29.7"Hg
The month with the highest atmospheric pressure is July (29.96"Hg).
The months with the lowest atmospheric pressure are November and December (29.67"Hg).
Average wind speed in October
Anchorage, AK
- Average wind speed in October: 5.5mph
The windiest month (with the highest average wind speed) is November (6.3mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).
Average humidity in October
Anchorage, AK
- Average humidity in October: 75%
The months with the highest relative humidity are January, February and March (86%).
The month with the lowest relative humidity is May (68%).
Average rainfall in October
Anchorage, AK
- Average rainfall in October: 1.65"
The wettest month (with the highest rainfall) is September (1.93").
The driest month (with the least rainfall) is May (0.55").
Average rainfall days in October
Anchorage, AK
- Average rainfall days in October: 15.2 days
The month with the highest number of rainy days is August (17.9 days).
The month with the least rainy days is February (7 days).
Average snowfall in October
Anchorage, AK
- Average snowfall in October: 0.51"
The month with the highest snowfall is December (5.51").
The months with the least snowfall are June, July and August (0").
Average snowfall days in October
Anchorage, AK
- Average snowfall days in October: 2.4 days
The month with the highest number of snowfall days is December (11.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average sea temperature in October
Anchorage, AK
- Average sea temperature in October: 47.5°F
The best month for swimming (with the highest average sea temperature) is August (53.1°F).
The coldest month (with the lowest average sea temperature) is February (35.8°F).
Average daylight in October /
Average sunshine in October
Anchorage, AK
- Average daylight in October: 10h and 0min
The month with the longest days is June (Average daylight: 19h and 12min).
The month with the shortest days is December (Average daylight: 5h and 36min).
- Average sunshine in October: 6h and 1min
The months with the most sunshine are May and June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).
Average sunshine days in October
Anchorage, AK
- Average sunshine days in October: 13.4 days
The month with the most sunshine days is January (16.9 days).
The month with the least sunshine days is September (11.1 days).
Average UV index in October
Anchorage, 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 February (UV index 1).
Average cloud cover in October
Anchorage, AK
- Average cloud cover in October: 43
The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is May (Cloud cover 38).
Average visibility in October
Anchorage, AK
- Average visibility in October: 6mi
The months with the highest visibility are January, February, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is March (5mi).
Anchorage, Alaska, USA
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