October weather forecast
Clear Lake, SD

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Weather in October

October, the same as September, in Clear Lake, South Dakota, is another mild autumn month, with an average temperature varying between 41°F (5°C) and 56.3°F (13.5°C).

Temperature

The arrival of October is marked by a notable decrease in high-temperatures, falling from an agreeable 72.5°F (22.5°C) in September to a moderate 56.3°F (13.5°C). In October, the nighttime temperature lowers to an average of 41°F (5°C).

Humidity

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

Rainfall

In Clear Lake, in October, during 7.6 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. In Clear Lake, during the entire year, the rain falls for 101.9 days and collects up to 14.61" (371mm) of precipitation.

Snowfall

Months with snowfall in Clear Lake, South Dakota, 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 0.04" (1mm) of snow. Throughout the year, in Clear Lake, there are 49.9 snowfall days, and 14.02" (356mm) of snow is accumulated.

Daylight

In Clear Lake, the average length of the day in October is 10h and 57min.
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 8:04 am and sunset at 6:16 pm CDT.

Sunshine

In October, the average sunshine is 5.9h.

UV index

The average daily maximum UV index in October in Clear Lake is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 2 in October transforms into the following instructions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

What are October temperatures in Clear Lake?

In October, in Clear Lake, the average high-temperature is 56.3°F (13.5°C), and the average low-temperature is 41°F (5°C). In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, is estimated at 86°F (30°C).

What is the least humid month in Clear Lake?

With an average relative humidity of 67%, October is the least humid month in Clear Lake.

What is the average humidity in October in Clear Lake?

The average relative humidity in October in Clear Lake, South Dakota, is 67%.

How much does it rain in Clear Lake in October?

In October, in Clear Lake, the rain falls for 7.6 days. Throughout October, 1.26" (32mm) of precipitation is accumulated.

When does it start to snow in Clear Lake?

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

What is the average length of the day in October in Clear Lake?

In Clear Lake, South Dakota, the average day length in October is 10h and 57min.

What time are sunrise and sunset in October in Clear Lake?

On the first day of October in Clear Lake, South Dakota, sunrise is at 7:25 am and sunset at 7:06 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 6:16 pm CDT.

How long on average sun shines in October in Clear Lake?

The average sunshine duration in October in Clear Lake is 5.9h.

How high is the UV index in October in Clear Lake?

In October, the average daily maximum UV index in Clear Lake, South Dakota, is 2. A UV Index of 2, and less, symbolizes a low health threat 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
Clear Lake, SD

Average temperature in October - Clear Lake, 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).

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Average pressure in October
Clear Lake, SD

Average pressure in October - Clear Lake, 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).

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Average wind speed in October
Clear Lake, SD

Average wind speed in October - Clear Lake, 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).

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Average humidity in October
Clear Lake, SD

Average humidity in October - Clear Lake, 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%).

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Average rainfall in October
Clear Lake, SD

Average rainfall in October - Clear Lake, 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").

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Average rainfall days in October
Clear Lake, SD

Average rainfall days in October - Clear Lake, 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).

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Average snowfall in October
Clear Lake, SD

Average snowfall in October - Clear Lake, 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").

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Average snowfall days in October
Clear Lake, SD

Average snowfall days in October - Clear Lake, 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).

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Average daylight in October /
Average sunshine in October
Clear Lake, SD

Average daylight in October / Average sunshine in October - Clear Lake, 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).

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Average sunshine days in October
Clear Lake, SD

Average sunshine days in October - Clear Lake, 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).

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Average UV index in October
Clear Lake, SD

Average UV index in October - Clear Lake, 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).

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Average cloud cover in October
Clear Lake, SD

Average cloud cover in October - Clear Lake, 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).

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Average visibility in October
Clear Lake, SD

Average visibility in October - Clear Lake, 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).

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Clear Lake, South Dakota, USA

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