October weather forecast and climate
Pierre, SD

The Capitol Dome building in Pierre, South Dakota, set in a beautiful tree park
The Capitol Dome building in Pierre, South Dakota, set in a beautiful tree park

Weather in October

October, the same as September, in Pierre, South Dakota, is a moderate autumn month, with average temperature varying between 42.8°F (6°C) and 58.5°F (14.7°C).

Temperature

In Pierre, the average high-temperature plummets, from a warm 76.8°F (24.9°C) in September, to a moderate 58.5°F (14.7°C). In October, in Pierre, the average low-temperature is 42.8°F (6°C).

Humidity

The average relative humidity in Pierre, South Dakota, is 59%.

Rainfall

In Pierre, during October, the rain falls for 7.5 days and regularly aggregates up to 0.98" (25mm) of precipitation. Throughout the year, there are 98.5 rainfall days, and 13.7" (348mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Pierre are January through May, October through December. October is the first month it typically snows in Pierre. Throughout October, in the average 1.5 snowfall days, it receives 0.31" (8mm) of snow. In Pierre, during the entire year, snow falls for 41.4 days, and aggregates up to 13.07" (332mm) of snow.

Daylight

In October, the average length of the day in Pierre is 11h.

Sunshine

In October, the average sunshine is 7h.

UV index

The average daily maximum UV index in Pierre is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV radiation for the average person.
Note: In October, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
[Resources]

FAQ

What is the temperature in October in Pierre?

The average high-temperature, in October, in Pierre, is 58.5°F (14.7°C), while the average low-temperature is 42.8°F (6°C).

What is the average humidity in October in Pierre?

The average relative humidity in October is 59%.

How many days does it rain in October in Pierre?

In Pierre, in October, during 7.5 rainfall days, 0.98" (25mm) of precipitation is typically accumulated.

When does it start snowing in Pierre?

October is the first month it typically snows in Pierre. Throughout October, in the average 1.5 snowfall days, it receives 0.31" (8mm) of snow.

How many hours of daylight does Pierre have in October?

The average length of the day in October is 11h.

How many hours of sunshine does Pierre have in October?

In October, the average sunshine is 7h.

How high is the UV index in October in Pierre?

In Pierre, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to the UV radiation.

Average temperature in October
Pierre, SD

Average temperature in October - Pierre, SD
  • Average high temperature in October: 58.5°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (26.2°F).

  • Average low temperature in October: 42.8°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).

[Resources]

Average pressure in October
Pierre, SD

Average pressure in October - Pierre, SD
  • Average pressure in October: 29.98"

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

[Resources]

Average wind speed in October
Pierre, SD

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

The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest months (with the lowest average wind speed) are February and August (9.9mph).

[Resources]

Average humidity in October
Pierre, SD

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

The month with the highest relative humidity is January (85%).
Months with the lowest relative humidity are August and September (52%).

[Resources]

Average rainfall in October
Pierre, SD

Average rainfall in October - Pierre, SD
  • Average rainfall in October: 0.98"

The wettest month (with the highest rainfall) is May (2.24").
The driest month (with the least rainfall) is January (0.35").

[Resources]

Average rainfall days in October
Pierre, SD

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

The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is February (2.4 days).

[Resources]

Average snowfall in October
Pierre, SD

Average snowfall in October - Pierre, SD
  • Average snowfall in October: 0.31"

The month with the highest snowfall is February (3.66").
Months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in October
Pierre, SD

Average snowfall days in October - Pierre, SD
  • Average snowfall days in October: 1.5 days

The month with the highest number of snowfall days is February (10 days).
Months with the least snowfall days are June, July, August and September (0 days).

[Resources]

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

Average daylight in October / Average sunshine in October - Pierre, SD
  • Average daylight in October: 11h

The month with the longest days is June (Average daylight: 15.5h).
The month with the shortest days is December (Average daylight: 8.9h).

  • Average sunshine in October: 7h

The month with the most sunshine is July (Average sunshine: 11.5h).
The month with the least sunshine is January (Average sunshine: 4.6h).

[Resources]

Average sunshine days in October
Pierre, SD

Average sunshine days in October - Pierre, SD
  • Average sunshine days in October: 21.3 days

The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is June (13.7 days).

[Resources]

Average UV index in October
Pierre, SD

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

The month with the highest UV index is July (UV index 7).
Months with the lowest UV index are February and December (UV index 1).

[Resources]

Average cloud cover in October
Pierre, SD

Average cloud cover in October - Pierre, SD
  • Average cloud cover in October: 30

The month with the most cloud cover is January (Cloud cover 50).
Months with the least cloud cover are July and August (Cloud cover 19).

[Resources]

Average visibility in October
Pierre, SD

Average visibility in October - Pierre, SD
  • Average visibility in October: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

[Resources]