October weather forecast
New Underwood, SD

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Weather in October

October, like September, is another mild autumn month in New Underwood, South Dakota, with an average temperature varying between 56.5°F (13.6°C) and 39.9°F (4.4°C).

Temperature

The arrival of October is marked by a notable decrease in high-temperatures, falling from a moderately hot 73.9°F (23.3°C) in September to a moderate 56.5°F (13.6°C). New Underwood experiences a nighttime temperature average of 39.9°F (4.4°C) during October.

Humidity

The average relative humidity in October is 58%.

Rainfall

In New Underwood, during October, the rain falls for 8.6 days and regularly aggregates up to 1.14" (29mm) of precipitation. Throughout the year, in New Underwood, there are 118.8 rainfall days, and 15.39" (391mm) of precipitation is accumulated.

Snowfall

Months with snowfall in New Underwood are January through May, September through December. In New Underwood, South Dakota, in October, snow falls for 2.6 days, with typically accumulated 1.5" (38mm) of snow. In New Underwood, during the entire year, snow falls for 50.4 days and aggregates up to 24.41" (620mm) of snow.

Daylight

The average length of the day in October in New Underwood is 10h and 59min.
On the first day of the month, sunrise is at 6:49 am and sunset at 6:31 pm. On the last day of October, in New Underwood, sunrise is at 7:27 am and sunset at 5:42 pm MDT.

Sunshine

In October, the average sunshine is 7.3h.

UV index

The average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum daily UV index of 3 during October morphs into the following directions:
Ensure safety - Imperative it is to shield skin and eyes from damage. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. 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 New Underwood?

The high-temperature, in October, in New Underwood, records 56.5°F (13.6°C), while the low-temperature is 39.9°F (4.4°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 84.2°F (29°C).

What is the average humidity in October in New Underwood?

In October, the average relative humidity in New Underwood is 58%.

How much does it rain in New Underwood in October?

In October, the rain falls for 8.6 days. Throughout October, 1.14" (29mm) of precipitation is accumulated.

How many days does it snow in October in New Underwood?

In New Underwood, in October, snow falls for 2.6 days, with typically accumulated 1.5" (38mm) of snow.

What is the average length of the day in October in New Underwood?

In October, the average day length in New Underwood is 10h and 59min.

When is the sunrise / sunset in October in New Underwood?

On the first day of October, sunrise is at 6:49 am and sunset at 6:31 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:42 pm MDT.

How long on average sun shines in October in New Underwood?

In October, the average sunshine duration in New Underwood, South Dakota, is 7.3h.

What is the UV index reading in October in New Underwood?

The average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
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
New Underwood, SD

Average temperature in October - New Underwood, SD
  • Average high temperature in October: 56.5°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (32.5°F).

  • Average low temperature in October: 39.9°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is February (17.8°F).

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Average pressure in October
New Underwood, SD

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in October
New Underwood, SD

Average wind speed in October - New Underwood, SD
  • Average wind speed in October: 10.1mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (8.2mph).

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Average humidity in October
New Underwood, SD

Average humidity in October - New Underwood, SD
  • Average humidity in October: 58%

The month with the highest relative humidity is January (77%).
The months with the lowest relative humidity are August and September (50%).

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Average rainfall in October
New Underwood, SD

Average rainfall in October - New Underwood, SD
  • Average rainfall in October: 1.14"

The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in October
New Underwood, SD

Average rainfall days in October - New Underwood, SD
  • Average rainfall days in October: 8.6 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is December (4.8 days).

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Average snowfall in October
New Underwood, SD

Average snowfall in October - New Underwood, SD
  • Average snowfall in October: 1.5"

The month with the highest snowfall is April (5.43").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in October
New Underwood, SD

Average snowfall days in October - New Underwood, SD
  • Average snowfall days in October: 2.6 days

The month with the highest number of snowfall days is February (10.5 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in October /
Average sunshine in October
New Underwood, SD

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in October: 7h and 2min

The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).

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Average sunshine days in October
New Underwood, SD

Average sunshine days in October - New Underwood, SD
  • Average sunshine days in October: 17.7 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (11 days).

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Average UV index in October
New Underwood, SD

Average UV index in October - New Underwood, SD
  • Average UV index in October: 3

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in October
New Underwood, SD

Average cloud cover in October - New Underwood, SD
  • Average cloud cover in October: 26

The months with the most cloud cover are February and April (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in October
New Underwood, SD

Average visibility in October - New Underwood, SD
  • Average visibility in October: 6mi

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

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New Underwood, South Dakota, USA

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