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 changeover to October signals a significant decrease in the average high-temperature, dropping from a moderately hot 76.1°F (24.5°C) in September to a moderate 58.5°F (14.7°C). During the month of October, Ethan anticipates a mean low-temperature of 42.1°F (5.6°C).Humidity
The months with the lowest humidity are September and October, with an average relative humidity of 63%.Rainfall
In October, the rain falls for 6.8 days. Throughout October, 0.79" (20mm) of precipitation is accumulated. In Ethan, during the entire year, the rain falls for 93.2 days and collects up to 11.3" (287mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.9 snowfall days, it receives 0.31" (8mm) of snow. In Ethan, during the entire year, snow falls for 35.3 days and aggregates up to 7.17" (182mm) 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 7:30 am and sunset at 7:12 pm. On the last day of October, in Ethan, sunrise is at 8:07 am and sunset at 6:23 pm CDT.
Sunshine
In October, the average sunshine in Ethan is 6.5h.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 exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 3 during October leads to these instructions:
Exercise prevention - Precautions against solar damage are endorsed. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Frequently asked questions
What are the temperatures in Ethan in October?
What are the least humid months in Ethan?
What is the average humidity in October in Ethan?
How much does it rain in Ethan in October?
When does it start snowing in Ethan?
What is the average length of the day in October in Ethan?
When is the sunrise / sunset in October in Ethan?
How many hours of sunshine does Ethan have in October?
How high is the UV index in October in Ethan?
Average temperature in October
Ethan, SD
- Average high temperature in October: 58.5°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (24.4°F).
- Average low temperature in October: 42.1°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (10.2°F).
Average pressure in October
Ethan, SD
- Average pressure in October: 29.98"Hg
The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in October
Ethan, SD
- Average wind speed in October: 10.6mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (8.6mph).
Average humidity in October
Ethan, SD
- Average humidity in October: 63%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are September and October (63%).
Average rainfall in October
Ethan, SD
- Average rainfall in October: 0.79"
The wettest month (with the highest rainfall) is May (1.65").
The driest months (with the least rainfall) are February and November (0.28").
Average rainfall days in October
Ethan, SD
- Average rainfall days in October: 6.8 days
The month with the highest number of rainy days is June (13.6 days).
The month with the least rainy days is February (1.9 days).
Average snowfall in October
Ethan, SD
- Average snowfall in October: 0.31"
The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Ethan, SD
- Average snowfall days in October: 0.9 days
The month with the highest number of snowfall days is January (8.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Ethan, 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 3min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in October
Ethan, SD
- Average sunshine days in October: 22 days
The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is June (12.8 days).
Average UV index in October
Ethan, 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 January (UV index 1).
Average cloud cover in October
Ethan, SD
- Average cloud cover in October: 32
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 22).
Average visibility in October
Ethan, 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).
Ethan, South Dakota, USA
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