October weather forecast
Cordova, AK

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A boat-laden busy bay of Cordova, Alaska, with the view of forests and snow-peaked mountains
A boat-laden busy bay of Cordova, Alaska, with the view of forests and snow-peaked mountains

Weather in October

In October, Cordova welcomes the fall season in full swing, with temperatures steadily declining from September levels. An evident reduction in daylight hours further intensifies the onset of the fall. October remains the tail-end of the wet season with an only averaged rainfall of 9.09" (231mm), trailing slightly behind September. As November approaches, further decreases in temperature indicate the introduction of the colder months. Clearly, October leaves behind the last vestiges of summer and immerses Cordova in the grip of fall.

Temperature

October in Cordova indicates a shift in the average high-temperature, from September's cool 52.5°F (11.4°C) to a frosty 43.3°F (6.3°C). Cordova registers a subtle dip to an average of 37.9°F (3.3°C) during the nights of October.

Humidity

The average relative humidity in October is 79%.

Rainfall

October is the month with the most rainfall. Rain falls for 20.3 days and accumulates 9.09" (231mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 1 snowfall days, it receives 0.51" (13mm) of snow. In Cordova, during the entire year, snow falls for 66.1 days and aggregates up to 74.57" (1894mm) of snow.

Ocean temperature

In Cordova, in October, the average water temperature is 49.8°F (9.9°C).
Note: Being in 49.8°F (9.9°C) waters at 55.4°F (13°C) is discomforting, but anything below 50°F (10°C) can jeopardize breathing and induce cold shock, factoring in physical endurance.

Daylight

The average length of the day in October is 10h and 2min.
On the first day of October, sunrise is at 7:51 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 9:07 am and sunset at 5:45 pm AKDT.

Sunshine

In Cordova, the average sunshine in October is 3.7h.

UV index

In October, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A daily maximum UV index of 2 in October translates into the following instructions:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

How cold does it get in October?

The high-temperature, in October, in Cordova, is 43.3°F (6.3°C), while the low-temperature averages to 37.9°F (3.3°C).

What is the average humidity in October?

The average relative humidity in October is 79%.

What is the wettest month?

The month with the most rainfall is October, when the rain falls for 20.3 days and typically aggregates up to 9.09" (231mm) of precipitation.

How many days does it rain in October?

In Cordova, Alaska, in October, it is raining for 20.3 days, with typically 9.09" (231mm) of accumulated precipitation.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 1 snowfall days, it receives 0.51" (13mm) of snow.

What is the ocean temperature in October?

In Cordova, the average seawater temperature in October is 49.8°F (9.9°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

How many hours of daylight does Cordova have in October?

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

What time are sunrise and sunset in October?

On the first day of October, sunrise is at 7:51 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 9:07 am and sunset at 5:45 pm AKDT.

How many hours of sunshine does Cordova have in October?

In October, the average sunshine duration is 3.7h.

How high is the UV index in October?

In October, the average daily maximum UV index in Cordova is 2. A UV Index value 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
Cordova, AK

Average temperature in October - Cordova, AK
  • Average high temperature in October: 43.3°F

The warmest month (with the highest average high temperature) is July (58.6°F).
The month with the lowest average high temperature is January (30.2°F).

  • Average low temperature in October: 37.9°F

The month with the highest average low temperature is August (50°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

Average pressure in October
Cordova, AK

Average pressure in October - Cordova, AK
  • Average pressure in October: 29.72"Hg

The month with the highest atmospheric pressure is July (30"Hg).
The month with the lowest atmospheric pressure is November (29.65"Hg).

Average wind speed in October
Cordova, AK

Average wind speed in October - Cordova, AK
  • Average wind speed in October: 9.3mph

The windiest months (with the highest average wind speed) are January and November (12.1mph).
The calmest month (with the lowest average wind speed) is June (5.2mph).

Average humidity in October
Cordova, AK

Average humidity in October - Cordova, AK
  • Average humidity in October: 79%

The month with the highest relative humidity is August (84%).
The month with the lowest relative humidity is November (75%).

Average rainfall in October
Cordova, AK

Average rainfall in October - Cordova, AK
  • Average rainfall in October: 9.09"

The wettest month (with the highest rainfall) is October (9.09").
The driest month (with the least rainfall) is June (2.72").

Average rainfall days in October
Cordova, AK

Average rainfall days in October - Cordova, AK
  • Average rainfall days in October: 20.3 days

The month with the highest number of rainy days is August (21 days).
The month with the least rainy days is February (9.6 days).

Average snowfall in October
Cordova, AK

Average snowfall in October - Cordova, AK
  • Average snowfall in October: 0.51"

The month with the highest snowfall is December (17.76").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Cordova, AK

Average snowfall days in October - Cordova, AK
  • Average snowfall days in October: 1 days

The month with the highest number of snowfall days is December (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in October
Cordova, AK

Average sea temperature in October - Cordova, AK
  • Average sea temperature in October: 49.9°F

The best month for swimming (with the highest average sea temperature) is July (57.3°F).
The coldest month (with the lowest average sea temperature) is March (39.6°F).

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

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

The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).

  • Average sunshine in October: 3h and 4min

The months with the most sunshine are May, June and July (Average sunshine: 7h and 36min).
The month with the least sunshine is December (Average sunshine: 2h and 6min).

Average sunshine days in October
Cordova, AK

Average sunshine days in October - Cordova, AK
  • Average sunshine days in October: 9.1 days

The month with the most sunshine days is July (12.1 days).
The month with the least sunshine days is September (8 days).

Average UV index in October
Cordova, AK

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

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

Average cloud cover in October
Cordova, AK

Average cloud cover in October - Cordova, AK
  • Average cloud cover in October: 62

The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is May (Cloud cover 57).

Average visibility in October
Cordova, AK

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

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

Cordova, Alaska, USA

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