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 start of October signals a clear decrease in the average high-temperature, falling from a comfortable 67.8°F (19.9°C) in September to a frosty 49.8°F (9.9°C). An average low-temperature of 30.9°F (-0.6°C) is anticipated throughout the nights during October.Humidity
In Arlee, the average relative humidity in October is 72%.Rainfall
In October, the rain falls for 9.7 days. Throughout October, 1.34" (34mm) of precipitation is accumulated. Throughout the year, there are 92.3 rainfall days, and 14.37" (365mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. In Arlee, in October, during 8.3 snowfall days, 4.57" (116mm) of snow is typically accumulated. In Arlee, during the entire year, snow falls for 121.1 days and aggregates up to 68.31" (1735mm) of snow.Daylight
In October, the average length of the day is 10h and 51min.On the first day of the month, sunrise is at 7:36 am and sunset at 7:15 pm. On the last day of October, sunrise is at 8:19 am and sunset at 6:20 pm MDT.
Sunshine
In Arlee, the average sunshine in October is 6.5h.UV index
In Arlee, the average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high daily UV index of 2 during October translates into the following directions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in October?
What is the average humidity in October in Arlee?
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 Arlee?
When are sunrise and sunset in October?
How many hours of sunshine does Arlee have in October?
What is the UV index reading in October?
Average temperature in October
Arlee, MT
- Average high temperature in October: 49.8°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is December (27°F).
- Average low temperature in October: 30.9°F
The month with the highest average low temperature is August (47.5°F).
The coldest month (with the lowest average low temperature) is December (14.4°F).
Average pressure in October
Arlee, MT
- Average pressure in October: 30.06"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in October
Arlee, MT
- Average wind speed in October: 4.3mph
The windiest month (with the highest average wind speed) is April (5mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in October
Arlee, MT
- Average humidity in October: 72%
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are July and August (51%).
Average rainfall in October
Arlee, MT
- Average rainfall in October: 1.34"
The wettest month (with the highest rainfall) is April (1.61").
The driest month (with the least rainfall) is July (0.55").
Average rainfall days in October
Arlee, MT
- Average rainfall days in October: 9.7 days
The month with the highest number of rainy days is June (12.1 days).
The month with the least rainy days is February (4.5 days).
Average snowfall in October
Arlee, MT
- Average snowfall in October: 4.57"
The month with the highest snowfall is February (11.77").
The months with the least snowfall are July and August (0").
Average snowfall days in October
Arlee, MT
- Average snowfall days in October: 8.3 days
The month with the highest number of snowfall days is March (19.4 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in October /
Average sunshine in October
Arlee, MT
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in October: 6h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in October
Arlee, MT
- Average sunshine days in October: 16.3 days
The month with the most sunshine days is July (22.5 days).
The month with the least sunshine days is March (9.3 days).
Average UV index in October
Arlee, 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, November and December (UV index 1).
Average cloud cover in October
Arlee, MT
- Average cloud cover in October: 39
The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 16).
Average visibility in October
Arlee, MT
- Average visibility in October: 6mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, November and December (4mi).
Arlee, Montana, USA
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