October weather forecast
Hill City, SD

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Weather in October

October in Hill City is centered on the all-encompassing change in weather pattern. The precipitation levels continue to show a declining trend from previous months, with recorded rainfall of 1.14" (29mm). As the month progresses, the foliage sets the cityscape ablaze with vivid fall colors, a sight made even more dramatic against the backdrop of increasingly cloudy skies. The ambient temperature continues to drop, opening the door to cooler mornings and evenings. Thus, October represents the very essence of the fall season and ushers in the winter chill.

Temperature

A distinct shift in the average high-temperature is signaled in October, moving down from a pleasant 71.4°F (21.9°C) in September to a fresh 54°F (12.2°C). Throughout the October nights, Hill City encounters a low-temperature of 36.7°F (2.6°C).

Humidity

The average relative humidity in October is 61%.

Rainfall

In Hill City, during October, the rain falls for 9 days and regularly aggregates up to 1.14" (29mm) of precipitation. Throughout the year, there are 135.4 rainfall days, and 20.39" (518mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Hill City, South Dakota, are January through May, September through December. In Hill City, during October, snow falls for 5.3 days and regularly aggregates up to 3.66" (93mm) of snow. Throughout the year, in Hill City, there are 75.1 snowfall days, and 40.24" (1022mm) of snow is accumulated.

Daylight

In Hill City, the average length of the day in October is 10h and 59min.
On the first day of October, sunrise is at 6:52 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:45 pm MDT.

Sunshine

In October, the average sunshine is 7.1h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: A typical high UV index of 2 in October suggests the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Updated: Jul 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature?

The average high-temperature, in October, in Hill City, is 54°F (12.2°C), while the average low-temperature is 36.7°F (2.6°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in July is estimated at 82.4°F (28°C).

What is the average humidity in October?

The average relative humidity in October is 61%.

How much does it rain in October?

In Hill City, during October, the rain falls for 9 days and regularly aggregates up to 1.14" (29mm) of precipitation.

How much does it snow in October?

In Hill City, during October, snow falls for 5.3 days and regularly aggregates up to 3.66" (93mm) of snow.

How many hours of daylight does Hill City have in October?

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

What time are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 6:52 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:45 pm MDT.

How long on average sun shines in October?

In October, the average sunshine duration is 7.1h.

What is the month with the lowest UV index?

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2.

What is the UV index reading in October?

In October, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low 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
Hill City, SD

Average temperature in October - Hill City, SD
  • Average high temperature in October: 54°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is December (29.8°F).

  • Average low temperature in October: 36.7°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is February (16.2°F).

Average pressure in October
Hill City, SD

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in October
Hill City, SD

Average wind speed in October - Hill City, SD
  • Average wind speed in October: 9.1mph

The windiest month (with the highest average wind speed) is April (9.5mph).
The calmest month (with the lowest average wind speed) is August (7mph).

Average humidity in October
Hill City, SD

Average humidity in October - Hill City, SD
  • Average humidity in October: 61%

The months with the highest relative humidity are January and February (77%).
The months with the lowest relative humidity are August and September (52%).

Average rainfall in October
Hill City, SD

Average rainfall in October - Hill City, SD
  • Average rainfall in October: 1.14"

The wettest month (with the highest rainfall) is June (3.19").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in October
Hill City, SD

Average rainfall days in October - Hill City, SD
  • Average rainfall days in October: 9 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (4.5 days).

Average snowfall in October
Hill City, SD

Average snowfall in October - Hill City, SD
  • Average snowfall in October: 3.66"

The month with the highest snowfall is April (7.24").
The months with the least snowfall are June, July and August (0").

Average snowfall days in October
Hill City, SD

Average snowfall days in October - Hill City, SD
  • Average snowfall days in October: 5.3 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 and August (0 days).

Average daylight in October /
Average sunshine in October
Hill City, SD

Average daylight in October / Average sunshine in October - Hill City, 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: 9h and 0min).

  • Average sunshine in October: 7h and 1min

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 6h and 0min).

Average sunshine days in October
Hill City, SD

Average sunshine days in October - Hill City, SD
  • Average sunshine days in October: 17.4 days

The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is May (7.8 days).

Average UV index in October
Hill City, SD

Average UV index in October - Hill City, SD
  • Average UV index in October: 2

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

Average cloud cover in October
Hill City, SD

Average cloud cover in October - Hill City, SD
  • Average cloud cover in October: 27

The month with the most cloud cover is April (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 17).

Average visibility in October
Hill City, SD

Average visibility in October - Hill City, 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).

Hill City, South Dakota, USA

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