October weather forecastBighorn, MT
October
Weather in October
October, like September, is another mild autumn month in Bighorn, Montana, with an average temperature ranging between max 57.2°F (14°C) and min 41.4°F (5.2°C).Temperature
October's arrival signals a distinct temperature shift, dropping from a moderately hot 74.5°F (23.6°C) in September to a refreshing 57.2°F (14°C). During October, the temperature is averaged to a low of 41.4°F (5.2°C) at night.Humidity
The average relative humidity in October in Bighorn is 55%.Rainfall
In Bighorn, in October, during 8.6 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. In Bighorn, during the entire year, the rain falls for 99.5 days and collects up to 11.06" (281mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. In Bighorn, in October, snow falls for 2 days, with typically accumulated 0.51" (13mm) of snow. Throughout the year, there are 47 snowfall days, and 15.83" (402mm) of snow is accumulated.Daylight
The average length of the day in October is 10h and 54min.On the first day of October, sunrise is at 7:09 am and sunset at 6:49 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 5:56 pm MDT.
Sunshine
In October, the average sunshine is 6.4h.UV index
In Bighorn, Montana, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum daily UV index of 3 during October morphs into the following directions:
Undertake precautions - Obligation exists to protect against skin and eye damage. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Bighorn, MT
- Average high temperature in October: 57.2°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The months with the lowest average high temperature are January and December (30.9°F).
- Average low temperature in October: 41.4°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).
Average pressure in October
Bighorn, MT
- Average pressure in October: 29.99"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in October
Bighorn, MT
- Average wind speed in October: 9.7mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is July (8.2mph).
Average humidity in October
Bighorn, MT
- Average humidity in October: 55%
The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is August (38%).
Average rainfall in October
Bighorn, MT
- Average rainfall in October: 0.79"
The wettest month (with the highest rainfall) is May (1.81").
The driest months (with the least rainfall) are January, November and December (0.47").
Average rainfall days in October
Bighorn, MT
- Average rainfall days in October: 8.6 days
The month with the highest number of rainy days is May (13.7 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in October
Bighorn, MT
- Average snowfall in October: 0.51"
The month with the highest snowfall is February (3.74").
The months with the least snowfall are June, July and August (0").
Average snowfall days in October
Bighorn, MT
- Average snowfall days in October: 2 days
The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Bighorn, MT
- Average daylight in October: 10h and 54min
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 24min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The months with the least sunshine are February and December (Average sunshine: 5h and 18min).
Average sunshine days in October
Bighorn, MT
- Average sunshine days in October: 18.9 days
The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is April (14.2 days).
Average UV index in October
Bighorn, MT
- Average UV index in October: 3
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in October
Bighorn, MT
- Average cloud cover in October: 30
The month with the most cloud cover is February (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 15).
Average visibility in October
Bighorn, MT
- 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).





