Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
With the beginning of October, Pierre's average high-temperature experiences a significant decrease, moving from a warm 76.8°F (24.9°C) in September to a moderate 58.5°F (14.7°C). Pierre's temperature lowers to a mean of 42.8°F (6°C) during the nights in October.Humidity
In Pierre, the average relative humidity in October is 59%.Rainfall
In Pierre, in October, during 7.5 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. In Pierre, during the entire year, the rain falls for 98.5 days and collects up to 13.7" (348mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 1.5 snowfall days, it receives 0.31" (8mm) of snow. Throughout the year, there are 41.4 snowfall days, and 13.07" (332mm) of snow is accumulated.Daylight
In Pierre, the average length of the day in October is 10h and 58min.On the first day of the month, sunrise is at 7:40 am and sunset at 7:21 pm. On the last day of October, sunrise is at 8:18 am and sunset at 6:31 pm CDT.
Sunshine
In October, the average sunshine in Pierre is 7h.UV index
In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: The UV index of 3 during October translates into the following guidance:
Guard yourself - Avoiding sunburn is suggested. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Frequently asked questions
What are the temperatures in Pierre in October?
What is the average humidity in October in Pierre?
How much does it rain in Pierre in October?
When does it start to snow in Pierre?
What is the average length of the day in October in Pierre?
When is the sunrise / sunset in October in Pierre?
How long on average sun shines in October in Pierre?
What is the UV index reading in October in Pierre?
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).
Average pressure in October
Pierre, 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
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).
Average humidity in October
Pierre, SD
- Average humidity in October: 59%
The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are August and September (52%).
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").
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).
Average snowfall in October
Pierre, SD
- Average snowfall in October: 0.31"
The month with the highest snowfall is February (3.66").
The months with the least snowfall are June, July, August and September (0").
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).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Pierre, SD
- Average daylight in October: 11h and 0min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in October: 7h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
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).
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).
The months with the lowest UV index are February and December (UV index 1).
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).
The months with the least cloud cover are July and August (Cloud cover 19).
Average visibility in October
Pierre, 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).
Pierre, South Dakota, USA
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