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 onset is marked by a clear temperature decrease, falling from a pleasant 71.6°F (22°C) in September to a fresh 53.8°F (12.1°C). During the month of October, the temperature in Ortley generally drops to a low average of 38.7°F (3.7°C).Humidity
In October, the average relative humidity in Ortley is 68%.Rainfall
In Ortley, during October, the rain falls for 8.8 days and regularly aggregates up to 2.52" (64mm) of precipitation. In Ortley, during the entire year, the rain falls for 112.9 days and collects up to 22.09" (561mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Ortley. October is the first month it typically snows. Throughout October, in the average 2.6 snowfall days, it receives 2.17" (55mm) of snow. Throughout the year, there are 68.4 snowfall days, and 23.74" (603mm) of snow is accumulated.Daylight
The average length of the day in October in Ortley is 10h and 56min.On the first day of the month, sunrise is at 7:27 am and sunset at 7:08 pm. On the last day of October, sunrise is at 8:07 am and sunset at 6:17 pm CDT.
Sunshine
The average sunshine in October in Ortley is 5.9h.UV index
In October, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: A daily maximum UV index of 2 in October translates into the following instructions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Ortley in October?
What is the average humidity in October in Ortley?
How much does it rain in Ortley in October?
When does it start snowing in Ortley?
What is the average length of the day in October in Ortley?
What time are sunrise and sunset in October in Ortley?
How many hours of sunshine does Ortley have in October?
How high is the UV index in October in Ortley?
Average temperature in October
Ortley, SD
- Average high temperature in October: 53.8°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (18.9°F).
- Average low temperature in October: 38.7°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (5°F).
Average pressure in October
Ortley, SD
- Average pressure in October: 29.98"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in October
Ortley, SD
- Average wind speed in October: 11.3mph
The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is July (8.7mph).
Average humidity in October
Ortley, SD
- Average humidity in October: 68%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is September (66%).
Average rainfall in October
Ortley, SD
- Average rainfall in October: 2.52"
The wettest month (with the highest rainfall) is July (3.58").
The driest month (with the least rainfall) is November (0.63").
Average rainfall days in October
Ortley, SD
- Average rainfall days in October: 8.8 days
The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in October
Ortley, SD
- Average snowfall in October: 2.17"
The month with the highest snowfall is December (4.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Ortley, SD
- Average snowfall days in October: 2.6 days
The month with the highest number of snowfall days is January (15.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Ortley, SD
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in October: 5h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in October
Ortley, SD
- Average sunshine days in October: 17.6 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is June (10.4 days).
Average UV index in October
Ortley, SD
- Average UV index in October: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in October
Ortley, SD
- Average cloud cover in October: 38
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in October
Ortley, SD
- Average visibility in October: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Ortley, South Dakota, USA
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