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
The changeover to October signals a significant decrease in the average high-temperature, dropping from an agreeable 68.2°F (20.1°C) in September to a cool 52.3°F (11.3°C). During the month of October, the nighttime temperature falls to an average of 35.8°F (2.1°C).Humidity
In Bynum, the average relative humidity in October is 60%.Rainfall
In Bynum, during October, the rain falls for 4.2 days and regularly aggregates up to 0.55" (14mm) of precipitation. Throughout the year, there are 73.3 rainfall days, and 9.17" (233mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. In Bynum, in October, snow falls for 3.3 days, with typically accumulated 1.77" (45mm) of snow. Throughout the year, there are 50.3 snowfall days, and 21.26" (540mm) of snow is accumulated.Daylight
In October, the average length of the day is 10h and 49min.On the first day of October, sunrise is at 7:29 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 8:13 am and sunset at 6:11 pm MDT.
Sunshine
In October, the average sunshine is 6.9h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In October, the maximum UV index of 2 translates into these guidelines:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in October?
What is the average humidity in October?
How much does it rain in Bynum in October?
How much does it snow in October?
What is the average length of the day in October?
When are sunrise and sunset in October?
How long on average sun shines in October in Bynum?
When is the lowest UV index?
What is the UV index intensity in October?
Average temperature in October
Bynum, MT
- Average high temperature in October: 52.3°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is December (28.8°F).
- Average low temperature in October: 35.8°F
The month with the highest average low temperature is August (55.9°F).
The coldest month (with the lowest average low temperature) is December (16.2°F).
Average pressure in October
Bynum, MT
- Average pressure in October: 30.01"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in October
Bynum, MT
- Average wind speed in October: 10.2mph
The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest months (with the lowest average wind speed) are July and August (8mph).
Average humidity in October
Bynum, MT
- Average humidity in October: 60%
The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (42%).
Average rainfall in October
Bynum, MT
- Average rainfall in October: 0.55"
The wettest month (with the highest rainfall) is June (1.93").
The driest month (with the least rainfall) is December (0.35").
Average rainfall days in October
Bynum, MT
- Average rainfall days in October: 4.2 days
The month with the highest number of rainy days is May (11.3 days).
The month with the least rainy days is November (2.7 days).
Average snowfall in October
Bynum, MT
- Average snowfall in October: 1.77"
The month with the highest snowfall is February (4.17").
The months with the least snowfall are June, July and August (0").
Average snowfall days in October
Bynum, MT
- Average snowfall days in October: 3.3 days
The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in October /
Average sunshine in October
Bynum, MT
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in October: 6h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in October
Bynum, MT
- Average sunshine days in October: 23.2 days
The month with the most sunshine days is October (23.2 days).
The month with the least sunshine days is February (15.8 days).
Average UV index in October
Bynum, MT
- Average UV index in October: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in October
Bynum, MT
- Average cloud cover in October: 28
The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 14).
Average visibility in October
Bynum, 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).
Bynum, Montana, USA
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