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
A clear reduction in the average high-temperature is witnessed with the onset of October, reducing from an enjoyable 67.5°F (19.7°C) in September to a cool 52.2°F (11.2°C). October nights experience a consistent temperature drop to an icy 35.1°F (1.7°C).Humidity
In Grass Range, the average relative humidity in October is 62%.Rainfall
In October, in Grass Range, the rain falls for 9.5 days. Throughout October, 1.22" (31mm) of precipitation is accumulated. Throughout the year, in Grass Range, Montana, there are 126.2 rainfall days, and 17.83" (453mm) of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall. In Grass Range, in October, snow falls for 6.1 days, with typically accumulated 4.61" (117mm) of snow. In Grass Range, during the entire year, snow falls for 83.4 days and aggregates up to 45.51" (1156mm) of snow.Daylight
The average length of the day in October is 10h and 52min.On the first day of October, sunrise is at 7:15 am and sunset at 6:54 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:59 pm MDT.
Sunshine
In October, the average sunshine is 6.5h.UV index
January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The average daily UV index of 2 in October transforms into the following instructions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
What is the temperature in October in Grass Range?
What is the average humidity in October in Grass Range?
How much does it rain in Grass Range in October?
How many days does it snow in October in Grass Range?
What is the average length of the day in October in Grass Range?
When is the sunrise / sunset in October in Grass Range?
How many hours of sunshine does Grass Range have in October?
When is the lowest UV index in Grass Range?
What is the UV index reading in October in Grass Range?
Average temperature in October
Grass Range, MT
- Average high temperature in October: 52.2°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The months with the lowest average high temperature are February and December (29.1°F).
- Average low temperature in October: 35.1°F
The month with the highest average low temperature is August (54.5°F).
The coldest month (with the lowest average low temperature) is February (15.3°F).
Average pressure in October
Grass Range, 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 (29.85"Hg).
Average wind speed in October
Grass Range, MT
- Average wind speed in October: 9.9mph
The windiest months (with the highest average wind speed) are January, April and October (9.9mph).
The calmest month (with the lowest average wind speed) is August (7.4mph).
Average humidity in October
Grass Range, MT
- Average humidity in October: 62%
The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is August (47%).
Average rainfall in October
Grass Range, MT
- Average rainfall in October: 1.22"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is December (0.71").
Average rainfall days in October
Grass Range, MT
- Average rainfall days in October: 9.5 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (5.4 days).
Average snowfall in October
Grass Range, MT
- Average snowfall in October: 4.61"
The month with the highest snowfall is April (9.13").
The months with the least snowfall are July and August (0").
Average snowfall days in October
Grass Range, MT
- Average snowfall days in October: 6.1 days
The month with the highest number of snowfall days is February (15.2 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in October /
Average sunshine in October
Grass Range, MT
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 15h and 48min).
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 48min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).
Average sunshine days in October
Grass Range, MT
- Average sunshine days in October: 15.3 days
The month with the most sunshine days is September (19.3 days).
The month with the least sunshine days is April (8.3 days).
Average UV index in October
Grass Range, 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, April, October, November and December (UV index 2).
Average cloud cover in October
Grass Range, MT
- Average cloud cover in October: 30
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 16).
Average visibility in October
Grass Range, 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).
Grass Range, Montana, USA
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