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
As October arrives, Butte's weather displays a decrease in high-temperatures, transitioning from September's chilly 48.7°F (9.3°C) to an icy 36.7°F (2.6°C). Throughout October, Butte records an average temperature of 26.6°F (-3°C) at night.Humidity
The average relative humidity in October is 78%.Rainfall
In Butte, in October, during 15.5 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. In Butte, during the entire year, the rain falls for 190.7 days and collects up to 17.4" (442mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. In October, it is snowing for 2.7 days. Throughout October, 1.38" (35mm) of snow is accumulated. In Butte, during the entire year, snow falls for 76.2 days and aggregates up to 33.5" (851mm) of snow.Daylight
In October, the average length of the day is 9h and 57min.On the first day of October, sunrise is at 8:05 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 9:25 am and sunset at 5:54 pm AKDT.
Sunshine
The average sunshine in October is 6.4h.UV index
In Butte, the average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A daily high UV index of 2 in October leads to these guidelines:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in October?
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?
When is the sunrise / sunset in October?
How many hours of sunshine does Butte have in October?
How high is the UV index in October?
Average temperature in October
Butte, AK
- Average high temperature in October: 36.7°F
The warmest month (with the highest average high temperature) is July (61.2°F).
The month with the lowest average high temperature is January (18.1°F).
- Average low temperature in October: 26.6°F
The month with the highest average low temperature is July (44.2°F).
The coldest month (with the lowest average low temperature) is January (8.1°F).
Average pressure in October
Butte, AK
- Average pressure in October: 29.72"Hg
The month with the highest atmospheric pressure is July (29.96"Hg).
The months with the lowest atmospheric pressure are November and December (29.7"Hg).
Average wind speed in October
Butte, AK
- Average wind speed in October: 4.7mph
The windiest month (with the highest average wind speed) is January (5.5mph).
The calmest month (with the lowest average wind speed) is July (4mph).
Average humidity in October
Butte, AK
- Average humidity in October: 78%
The month with the highest relative humidity is March (87%).
The months with the lowest relative humidity are May and June (69%).
Average rainfall in October
Butte, AK
- Average rainfall in October: 1.81"
The wettest month (with the highest rainfall) is September (2.24").
The driest month (with the least rainfall) is January (0.91").
Average rainfall days in October
Butte, AK
- Average rainfall days in October: 15.5 days
The month with the highest number of rainy days is June (22.4 days).
The month with the least rainy days is February (8.9 days).
Average snowfall in October
Butte, AK
- Average snowfall in October: 1.38"
The month with the highest snowfall is February (6.93").
The months with the least snowfall are June, July and August (0").
Average snowfall days in October
Butte, AK
- Average snowfall days in October: 2.7 days
The month with the highest number of snowfall days is February (14.1 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Butte, AK
- Average daylight in October: 10h and 0min
The month with the longest days is June (Average daylight: 19h and 24min).
The month with the shortest days is December (Average daylight: 5h and 30min).
- Average sunshine in October: 6h and 2min
The month with the most sunshine is May (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).
Average sunshine days in October
Butte, AK
- Average sunshine days in October: 11.6 days
The month with the most sunshine days is January (13.9 days).
The month with the least sunshine days is June (5.3 days).
Average UV index in October
Butte, AK
- Average UV index in October: 2
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in October
Butte, AK
- Average cloud cover in October: 40
The month with the most cloud cover is April (Cloud cover 46).
The month with the least cloud cover is January (Cloud cover 37).
Average visibility in October
Butte, AK
- Average visibility in October: 6mi
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are February, March and April (4mi).
Butte, Alaska, USA
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