October weather forecast
Hamill, SD

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Weather in October

October, the same as September, in Hamill, South Dakota, is another refreshing autumn month, with an average temperature varying between 42.8°F (6°C) and 59.2°F (15.1°C).

Temperature

With the onset of October, Hamill experiences a distinct temperature drop, with the average high-temperature reducing from September's moderately hot 76.6°F (24.8°C) to a refreshing 59.2°F (15.1°C). During the nights in October, Hamill experiences a consistent average temperature of 42.8°F (6°C).

Humidity

In October, the average relative humidity in Hamill is 59%.

Rainfall

In Hamill, during October, the rain falls for 8 days and regularly aggregates up to 1.3" (33mm) of precipitation. In Hamill, during the entire year, the rain falls for 103.9 days and collects up to 16.85" (428mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Hamill. October is the first month it typically snows. Throughout October, in the average 1.6 snowfall days, it receives 0.63" (16mm) of snow. In Hamill, during the entire year, snow falls for 39.7 days and aggregates up to 14.45" (367mm) of snow.

Daylight

The average length of the day in October is 11h and 0min.
On the first day of the month, sunrise is at 7:37 am and sunset at 7:19 pm. On the last day of October, sunrise is at 8:14 am and sunset at 6:30 pm CDT.

Sunshine

In October, the average sunshine is 7h.

UV index

In October, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In October, the maximum UV index of 3 suggests these recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are October temperatures?

In October, the average high-temperature and low-temperature are 59.2°F (15.1°C) and 42.8°F (6°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in August is computed to be 89.6°F (32°C).

What is the average humidity in October?

In Hamill, the average relative humidity in October is 59%.

How much does it rain in October?

In Hamill, during October, the rain falls for 8 days and regularly aggregates up to 1.3" (33mm) of precipitation.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 1.6 snowfall days, it receives 0.63" (16mm) of snow.

What is the average length of the day in October?

In October, the average day length is 11h and 0min.

When are sunrise and sunset in October in Hamill?

In October, on the first day of the month, sunrise is at 7:37 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 8:14 am and sunset at 6:30 pm CDT.

How long on average sun shines in October?

In October, the average sunshine duration is 7h.

What is the UV index reading in October?

In October, the average daily maximum UV index is 3. A UV Index reading 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
Hamill, SD

Average temperature in October - Hamill, SD
  • Average high temperature in October: 59.2°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in October: 42.8°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (15.6°F).

Average pressure in October
Hamill, SD

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

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

Average wind speed in October
Hamill, SD

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

The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is August (9.8mph).

Average humidity in October
Hamill, SD

Average humidity in October - Hamill, SD
  • Average humidity in October: 59%

The month with the highest relative humidity is January (82%).
The months with the lowest relative humidity are August and September (57%).

Average rainfall in October
Hamill, SD

Average rainfall in October - Hamill, SD
  • Average rainfall in October: 1.3"

The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in October
Hamill, SD

Average rainfall days in October - Hamill, SD
  • Average rainfall days in October: 8 days

The month with the highest number of rainy days is June (15.3 days).
The months with the least rainy days are January and February (2.7 days).

Average snowfall in October
Hamill, SD

Average snowfall in October - Hamill, SD
  • Average snowfall in October: 0.63"

The month with the highest snowfall is December (3.19").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Hamill, SD

Average snowfall days in October - Hamill, SD
  • Average snowfall days in October: 1.6 days

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in October / Average sunshine in October - Hamill, 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 0min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in October
Hamill, SD

Average sunshine days in October - Hamill, SD
  • Average sunshine days in October: 20 days

The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is June (11.2 days).

Average UV index in October
Hamill, SD

Average UV index in October - Hamill, SD
  • Average UV index in October: 3

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
Hamill, SD

Average cloud cover in October - Hamill, SD
  • Average cloud cover in October: 29

The month with the most cloud cover is January (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 20).

Average visibility in October
Hamill, SD

Average visibility in October - Hamill, 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).

Hamill, South Dakota, USA

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