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

Hill City, South Dakota, experiences a noticeable temperature shift with the start of October, with average high-temperatures moving from a pleasant 71.4°F (21.9°C) in September to a fresh 54°F (12.2°C). Throughout October, a steady low-temperature average of 36.7°F (2.6°C) is noted.

Humidity

The average relative humidity in October in Hill City, South Dakota, is 61%.

Rainfall

In Hill City, South Dakota, 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

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

Daylight

In October, the average length of the day 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

The average sunshine in October 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 in Hill City. 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 maximum UV index of 2 during October translates into these guidelines:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Frequently asked questions

What are October temperatures in Hill City?

In Hill City, 54°F (12.2°C) is the average high-temperature and 36.7°F (2.6°C) is the average low-temperature during October. In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is estimated at 82.4°F (28°C).

What is the average humidity in October in Hill City?

In October, the average relative humidity is 61%.

How much does it rain in Hill City in October?

In Hill City, South Dakota, in October, it is raining for 9 days, with typically 1.14" (29mm) of accumulated precipitation.

How many days does it snow in October in Hill City?

In Hill City, in October, during 5.3 snowfall days, 3.66" (93mm) of snow is typically accumulated.

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

In Hill City, South Dakota, the average day length in October is 10h and 59min.

What time are sunrise and sunset in October in Hill City?

On the first day of October in Hill City, 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 many hours of sunshine does Hill City have in October?

In Hill City, the average sunshine duration in October is 7.1h.

When is the lowest UV index in Hill City?

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

What is the UV index reading in October in Hill City?

The average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND
Sep
October
Nov
Average high temperature
71.4°F 21.9°C
54°F 12.2°C
42.3°F 5.7°C
Average low temperature
51.1°F 10.6°C
36.7°F 2.6°C
25.9°F -3.4°C
Average pressure
29.93" 760mmHg
29.98" 761mmHg
30.05" 763mmHg
Average wind speed
8.1mph 13km/h
9.1mph 14.6km/h
8.6mph 13.8km/h
Average max. wind speed
8.6mph 13.8km/h
9.9mph 15.9km/h
9.5mph 15.3km/h
Average wind speed gusts
12.5mph 20.1km/h
14.7mph 23.7km/h
14.9mph 24km/h
Average humidity
52%
61%
64%
Average rainfall
1.22" 31mm
1.14" 29mm
0.63" 16mm
Average rainfall days
10
9
4.5
Average snowfall
0.35" 9mm
3.66" 93mm
4.09" 104mm
Average snowfall days
0.4
5.3
9.2
Average daylight
12h 3min
11h 0min
9h 4min
Average sunshine
10h 3min
7h 1min
6h 4min
Average sunshine days
17.3
17.4
19.2
Average UV index
4
2
2
Average cloud cover
18%
27%
29%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

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).

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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).

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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).

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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%).

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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").

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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).

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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").

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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).

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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).

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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).

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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).

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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).

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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).

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Hill City, South Dakota, USA

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