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
October's arrival is marked by a significant decrease in the average high-temperature, moving from a pleasant 73°F (22.8°C) in September to a fresh 54.5°F (12.5°C). Throughout October, a steady low-temperature average of 38.8°F (3.8°C) is noted.Humidity
In Ralph, the average relative humidity in October is 60%.Rainfall
In Ralph, in October, it is raining for 7.7 days, with typically 1.34" (34mm) of accumulated precipitation. Throughout the year, there are 104.8 rainfall days, and 15.2" (386mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through June, October through December. October is the first month it typically snows. Throughout October, in the average 3.6 snowfall days, it receives 2.17" (55mm) of snow. In Ralph, during the entire year, snow falls for 67.2 days and aggregates up to 24.69" (627mm) of snow.Daylight
The average length of the day in October is 10h and 55min.On the first day of the month, sunrise is at 6:51 am and sunset at 6:31 pm. On the last day of October, in Ralph, sunrise is at 7:32 am and sunset at 5:39 pm MDT.
Sunshine
In Ralph, the average sunshine in October is 6.6h.UV index
In Ralph, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 3 during October translates into these guidelines:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in October?
What is the average humidity in October?
How much does it rain in October?
When does it start to snow in Ralph?
What is the average length of the day in October?
What time are sunrise and sunset in October?
How long on average sun shines in October?
What is the UV index reading in October?
Average temperature in October
Ralph, SD
- Average high temperature in October: 54.5°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (25.5°F).
- Average low temperature in October: 38.8°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (12°F).
Average pressure in October
Ralph, SD
- Average pressure in October: 29.98"Hg
The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in October
Ralph, SD
- Average wind speed in October: 11.7mph
The windiest months (with the highest average wind speed) are January and October (11.7mph).
The calmest month (with the lowest average wind speed) is August (9.7mph).
Average humidity in October
Ralph, SD
- Average humidity in October: 60%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (50%).
Average rainfall in October
Ralph, SD
- Average rainfall in October: 1.34"
The wettest month (with the highest rainfall) is May (2.48").
The driest months (with the least rainfall) are January and November (0.51").
Average rainfall days in October
Ralph, SD
- Average rainfall days in October: 7.7 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is November (3 days).
Average snowfall in October
Ralph, SD
- Average snowfall in October: 2.17"
The month with the highest snowfall is February (4.84").
The months with the least snowfall are July, August and September (0").
Average snowfall days in October
Ralph, SD
- Average snowfall days in October: 3.6 days
The month with the highest number of snowfall days is February (13.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in October /
Average sunshine in October
Ralph, SD
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in October: 6h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in October
Ralph, SD
- Average sunshine days in October: 18.4 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is April (11.8 days).
Average UV index in October
Ralph, 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 November (UV index 1).
Average cloud cover in October
Ralph, SD
- Average cloud cover in October: 33
The months with the most cloud cover are January and February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 20).
Average visibility in October
Ralph, 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).
Ralph, South Dakota, USA
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