October weather forecast
Keldron, SD

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Weather in October

October, like September, in Keldron, South Dakota, is a cool autumn month, with an average temperature fluctuating between 39.4°F (4.1°C) and 54.7°F (12.6°C).

Temperature

As September transitions into October, a clear downswing in temperatures is observed, with average highs retreating from a pleasant 73°F (22.8°C) to a cool 54.7°F (12.6°C). Keldron records an average low of 39.4°F (4.1°C) throughout the nights in October.

Humidity

The average relative humidity in October is 60%.

Rainfall

In Keldron, during October, the rain falls for 7.5 days and regularly aggregates up to 1.26" (32mm) of precipitation. In Keldron, during the entire year, the rain falls for 101.3 days and collects up to 14.25" (362mm) 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 3.2 snowfall days, it receives 1.69" (43mm) of snow. Throughout the year, there are 65.8 snowfall days, and 21.42" (544mm) of snow is accumulated.

Daylight

In October, the average length of the day is 10h and 55min.
On the first day of October, sunrise is at 6:46 am and sunset at 6:26 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:34 pm MDT.

Sunshine

The average sunshine in October in Keldron is 6.6h.

UV index

In October, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high UV index of 2 in October translates into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October?

During October, Keldron experiences an average high-temperature of 54.7°F (12.6°C) and a low-temperature of 39.4°F (4.1°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is evaluated at 84.2°F (29°C).

What is the average humidity in October?

In October, the average relative humidity is 60%.

How many days does it rain in October in Keldron?

In Keldron, in October, during 7.5 rainfall days, 1.26" (32mm) of precipitation is typically accumulated.

When does it start snowing in Keldron?

October is the first month it typically snows. Throughout October, in the average 3.2 snowfall days, it receives 1.69" (43mm) of snow.

How many hours of daylight does Keldron have in October?

In Keldron, the average day length in October is 10h and 55min.

When are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 6:46 am and sunset at 6:26 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:34 pm MDT.

How many hours of sunshine does Keldron have in October?

The average sunshine duration in October is 6.6h.

What is the UV index reading in October?

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

Average temperature in October - Keldron, SD
  • Average high temperature in October: 54.7°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in October: 39.4°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

Average pressure in October
Keldron, SD

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

The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in October
Keldron, SD

Average wind speed in October - Keldron, SD
  • Average wind speed in October: 11.6mph

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).

Average humidity in October
Keldron, SD

Average humidity in October - Keldron, SD
  • Average humidity in October: 60%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are August and September (51%).

Average rainfall in October
Keldron, SD

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

The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in October
Keldron, SD

Average rainfall days in October - Keldron, SD
  • Average rainfall days in October: 7.5 days

The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is January (2.9 days).

Average snowfall in October
Keldron, SD

Average snowfall in October - Keldron, SD
  • Average snowfall in October: 1.69"

The month with the highest snowfall is February (4.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Keldron, SD

Average snowfall days in October - Keldron, SD
  • Average snowfall days in October: 3.2 days

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

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

Average daylight in October / Average sunshine in October - Keldron, SD
  • Average daylight in October: 10h and 5min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in October: 6h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in October
Keldron, SD

Average sunshine days in October - Keldron, SD
  • Average sunshine days in October: 19.2 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.7 days).

Average UV index in October
Keldron, SD

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

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in October
Keldron, SD

Average cloud cover in October - Keldron, SD
  • Average cloud cover in October: 34

The months with the most cloud cover are January and February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 20).

Average visibility in October
Keldron, SD

Average visibility in October - Keldron, 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).

Keldron, South Dakota, USA

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