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
October
Weather in October
Temperature
The shift from September to October is characterized by a clear decrease in the average high-temperature, reducing from an enjoyable 63.7°F (17.6°C) to a frosty 48°F (8.9°C). In October, Ketchum experiences an average nighttime temperature of 31.1°F (-0.5°C).Humidity
In October, the average relative humidity is 61%.Rainfall
In Ketchum, in October, it is raining for 9.3 days, with typically 1.06" (27mm) of accumulated precipitation. In Ketchum, during the entire year, the rain falls for 107.7 days and collects up to 15.63" (397mm) of precipitation.Snowfall
January through June, September through December are months with snowfall. In October, it is snowing for 3.4 days. Throughout October, 2.32" (59mm) of snow is accumulated. Throughout the year, there are 88.2 snowfall days, and 69.45" (1764mm) of snow is accumulated.Daylight
The average length of the day in October is 10h and 59min.On the first day of the month, sunrise is at 7:35 am and sunset at 7:17 pm. On the last day of October, sunrise is at 8:13 am and sunset at 6:29 pm MDT.
Sunshine
In October, the average sunshine is 7.7h.UV index
In October, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index, 2 in October, converts into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. When the Sun is at its strongest around midday, find shade and limit exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average October temperature?
What is the average humidity in October?
How much does it rain in October?
How many days does it snow in October?
What is the average length of the day in October in Ketchum?
When is the sunrise / sunset in October?
How many hours of sunshine does Ketchum have in October?
How high is the UV index in October?
Average temperature in October
Ketchum, ID
- Average high temperature in October: 48°F
The warmest month (with the highest average high temperature) is July (74.1°F).
The month with the lowest average high temperature is December (25°F).
- Average low temperature in October: 31.1°F
The months with the highest average low temperature are July and August (50.5°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).
Average pressure in October
Ketchum, ID
- Average pressure in October: 30.05"Hg
The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in October
Ketchum, ID
- Average wind speed in October: 5.2mph
The windiest month (with the highest average wind speed) is July (6.3mph).
The calmest month (with the lowest average wind speed) is January (4.5mph).
Average humidity in October
Ketchum, ID
- Average humidity in October: 61%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is August (37%).
Average rainfall in October
Ketchum, ID
- Average rainfall in October: 1.06"
The wettest month (with the highest rainfall) is March (2.01").
The driest month (with the least rainfall) is July (0.43").
Average rainfall days in October
Ketchum, ID
- Average rainfall days in October: 9.3 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is July (5.9 days).
Average snowfall in October
Ketchum, ID
- Average snowfall in October: 2.32"
The month with the highest snowfall is February (15").
The months with the least snowfall are July and August (0").
Average snowfall days in October
Ketchum, ID
- Average snowfall days in October: 3.4 days
The month with the highest number of snowfall days is March (16 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in October /
Average sunshine in October
Ketchum, ID
- 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: 7h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).
Average sunshine days in October
Ketchum, ID
- Average sunshine days in October: 18.2 days
The month with the most sunshine days is July (20.8 days).
The month with the least sunshine days is April (11.1 days).
Average UV index in October
Ketchum, ID
- Average UV index in October: 2
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in October
Ketchum, ID
- Average cloud cover in October: 22
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 10).
Average visibility in October
Ketchum, ID
- 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 and December (4mi).