October weather forecast
Gregory, SD

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Weather in October

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

Temperature

As Gregory, South Dakota, welcomes October, the average high-temperature witnesses a distinct drop, moving from a moderately hot 76.6°F (24.8°C) in September to a moderate 59.2°F (15.1°C). The nighttime temperature dips to a frosty 42.8°F (6°C) on average during October.

Humidity

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

Rainfall

In Gregory, during October, the rain falls for 8 days and regularly aggregates up to 1.3" (33mm) of precipitation. Throughout the year, there are 103.9 rainfall days, and 16.85" (428mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. 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 Gregory, 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 1min.
On the first day of October, sunrise is at 7:36 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 8:12 am and sunset at 6:30 pm CDT.

Sunshine

In Gregory, South Dakota, the average sunshine in October is 7h.

UV index

In October, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 3 in October interprets into the following advice:
Undertake protective steps - Preventing sun damage is advised. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are October temperatures?

Gregory in October has an average high-temperature of 59.2°F (15.1°C) and an average low-temperature of 42.8°F (6°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 89.6°F (32°C).

What is the average humidity in October?

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

How much does it rain in October?

In Gregory, 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.

How many hours of daylight does Gregory have in October?

In October, the average day length is 11h and 1min.

When is the sunrise / sunset in October?

In October, on the first day of the month, sunrise is at 7:36 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 8:12 am and sunset at 6:30 pm CDT.

How many hours of sunshine does Gregory have in October?

In October, the average sunshine duration is 7h.

How high is the UV index in October in Gregory?

In October, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
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
Gregory, SD

Average temperature in October - Gregory, 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
Gregory, SD

Average pressure in October - Gregory, 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
Gregory, SD

Average wind speed in October - Gregory, 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
Gregory, SD

Average humidity in October - Gregory, 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
Gregory, SD

Average rainfall in October - Gregory, 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
Gregory, SD

Average rainfall days in October - Gregory, 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
Gregory, SD

Average snowfall in October - Gregory, 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
Gregory, SD

Average snowfall days in October - Gregory, 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
Gregory, SD

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

The month with the longest days is June (Average daylight: 15h and 18min).
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
Gregory, SD

Average sunshine days in October - Gregory, 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
Gregory, SD

Average UV index in October - Gregory, 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
Gregory, SD

Average cloud cover in October - Gregory, 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
Gregory, SD

Average visibility in October - Gregory, 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).

Gregory, South Dakota, USA

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