October weather forecast
Astoria, SD

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Weather in October

October, the same as September, in Astoria, South Dakota, is another refreshing autumn month, with temperature in the range of an average high of 56.3°F (13.5°C) and an average low of 41°F (5°C).

Temperature

The average high-temperature exhibits a considerable decrease in October, dropping from an agreeable 72.5°F (22.5°C) in September to a moderate 56.3°F (13.5°C). Astoria, in October, observes a steady average low-temperature of 41°F (5°C).

Humidity

The least humid month is October, with an average relative humidity of 67%.

Rainfall

In Astoria, in October, during 7.6 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. Throughout the year, there are 101.9 rainfall days, and 14.61" (371mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 49.9 snowfall days, and 14.02" (356mm) of snow is accumulated.

Daylight

In October, the average length of the day is 10h and 58min.
On the first day of the month, sunrise is at 7:25 am and sunset at 7:06 pm. On the last day of October, sunrise is at 8:03 am and sunset at 6:16 pm CDT.

Sunshine

In October, the average sunshine is 5.9h.

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 exposure to the Sun's UV radiation for the average person.
Note: A maximum daily UV index of 2 during October morphs into the following directions:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

Frequently asked questions

What is the average October temperature?

Astoria in October has an average high-temperature of 56.3°F (13.5°C) and an average low-temperature of 41°F (5°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 86°F (30°C).

What is the least humid month?

October is the least humid month, with an average relative humidity of 67%.

What is the average humidity in October?

The average relative humidity in October is 67%.

How many days does it rain in October?

In Astoria, during October, the rain falls for 7.6 days and regularly aggregates up to 1.26" (32mm) of precipitation.

When does it start snowing in Astoria?

October is the first month it typically snows. Throughout October, in the average 1 snowfall days, it receives 0.04" (1mm) of snow.

How many hours of daylight does Astoria have in October?

In Astoria, the average day length in October is 10h and 58min.

What time are sunrise and sunset in October?

On the first day of October, sunrise is at 7:25 am and sunset at 7:06 pm. On the last day of the month, sunrise is at 8:03 am and sunset at 6:16 pm CDT.

How long on average sun shines in October?

In Astoria, South Dakota, the average sunshine duration in October is 5.9h.

How high is the UV index in October?

In Astoria, South Dakota, the average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Astoria, SD

Average temperature in October - Astoria, SD
  • Average high temperature in October: 56.3°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (20.5°F).

  • Average low temperature in October: 41°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).

Average pressure in October
Astoria, SD

Average pressure in October - Astoria, SD
  • Average pressure in October: 29.98"Hg

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in October
Astoria, SD

Average wind speed in October - Astoria, SD
  • Average wind speed in October: 10.5mph

The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is July (8mph).

Average humidity in October
Astoria, SD

Average humidity in October - Astoria, SD
  • Average humidity in October: 67%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (67%).

Average rainfall in October
Astoria, SD

Average rainfall in October - Astoria, SD
  • Average rainfall in October: 1.26"

The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is January (0.43").

Average rainfall days in October
Astoria, SD

Average rainfall days in October - Astoria, SD
  • Average rainfall days in October: 7.6 days

The month with the highest number of rainy days is June (16.5 days).
The month with the least rainy days is January (1.7 days).

Average snowfall in October
Astoria, SD

Average snowfall in October - Astoria, SD
  • Average snowfall in October: 0.04"

The month with the highest snowfall is February (3.27").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Astoria, SD

Average snowfall days in October - Astoria, SD
  • Average snowfall days in October: 1 days

The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Astoria, SD

Average daylight in October / Average sunshine in October - Astoria, SD
  • Average daylight in October: 11h and 0min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in October: 5h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in October
Astoria, SD

Average sunshine days in October - Astoria, SD
  • Average sunshine days in October: 20.6 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (11.3 days).

Average UV index in October
Astoria, SD

Average UV index in October - Astoria, SD
  • Average UV index in October: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and November (UV index 1).

Average cloud cover in October
Astoria, SD

Average cloud cover in October - Astoria, SD
  • Average cloud cover in October: 36

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in October
Astoria, SD

Average visibility in October - Astoria, SD
  • Average visibility in October: 6mi

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

Astoria, South Dakota, USA

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