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
The shift from September to October is characterized by a clear decrease in the average high-temperature, reducing from a moderately hot 74.7°F (23.7°C) to a mild 58.1°F (14.5°C). Marion records an average temperature drop to a wintry 41.9°F (5.5°C) in October.Humidity
The least humid month in Marion, South Dakota, is October, with an average relative humidity of 66%.Rainfall
In Marion, during October, the rain falls for 8.5 days and regularly aggregates up to 1.38" (35mm) of precipitation. In Marion, during the entire year, the rain falls for 111.7 days and collects up to 17.76" (451mm) 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 snowfall days, it receives 0.31" (8mm) of snow. Throughout the year, there are 38.7 snowfall days, and 12.76" (324mm) of snow is accumulated.Daylight
In October, the average length of the day is 11h and 1min.On the first day of October, sunrise is at 7:27 am and sunset at 7:09 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 6:21 pm CDT.
Sunshine
The average sunshine in October is 6.2h.UV index
In October, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index, 3 during October, leads to the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are October temperatures?
What is the least humid month?
What is the average humidity in October?
How much does it rain in October?
When does it start snowing?
How many hours of daylight does Marion have in October?
When are sunrise and sunset in October?
How many hours of sunshine does Marion have in October?
How high is the UV index in October?
Average temperature in October
Marion, SD
- Average high temperature in October: 58.1°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (24.3°F).
- Average low temperature in October: 41.9°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in October
Marion, SD
- Average pressure in October: 29.99"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in October
Marion, SD
- Average wind speed in October: 10.4mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.9mph).
Average humidity in October
Marion, SD
- Average humidity in October: 66%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (66%).
Average rainfall in October
Marion, SD
- Average rainfall in October: 1.38"
The wettest month (with the highest rainfall) is June (2.91").
The driest months (with the least rainfall) are January, February and November (0.47").
Average rainfall days in October
Marion, SD
- Average rainfall days in October: 8.5 days
The months with the highest number of rainy days are May and June (16 days).
The month with the least rainy days is February (2.5 days).
Average snowfall in October
Marion, SD
- Average snowfall in October: 0.31"
The month with the highest snowfall is February (2.64").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Marion, SD
- Average snowfall days in October: 1 days
The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Marion, 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: 6h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in October
Marion, SD
- Average sunshine days in October: 20.5 days
The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is June (11.5 days).
Average UV index in October
Marion, SD
- Average UV index in October: 3
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in October
Marion, SD
- Average cloud cover in October: 34
The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in October
Marion, 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).
Marion, South Dakota, USA
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