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
In October, the meteorological conditions markedly change with the average high-temperature descending from a moderately hot 75.2°F (24°C) in September to a mild 58.1°F (14.5°C). Throughout October, an average low-temperature of 40.6°F (4.8°C) is experienced.Humidity
The average relative humidity in October is 54%.Rainfall
In Pompeys Pillar, in October, during 9.7 rainfall days, 0.91" (23mm) of precipitation is typically accumulated. In Pompeys Pillar, during the entire year, the rain falls for 103 days and collects up to 11.97" (304mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. In Pompeys Pillar, in October, snow falls for 1.8 days, with typically accumulated 1.02" (26mm) of snow. In Pompeys Pillar, during the entire year, snow falls for 56.7 days and aggregates up to 25.16" (639mm) of snow.Daylight
In October, the average length of the day is 10h and 54min.On the first day of October, sunrise is at 7:11 am and sunset at 6:51 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 5:58 pm MDT.
Sunshine
The average sunshine in October is 6.6h.UV index
In Pompeys Pillar, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 3 during October translates into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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 many days does it rain in October in Pompeys Pillar?
How much does it snow in October?
What is the average length of the day in October?
When is the sunrise / sunset in October?
How long on average sun shines in October?
How high is the UV index in October?
Average temperature in October
Pompeys Pillar, MT
- Average high temperature in October: 58.1°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is December (31.3°F).
- Average low temperature in October: 40.6°F
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in October
Pompeys Pillar, 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
Pompeys Pillar, MT
- Average wind speed in October: 8.7mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity in October
Pompeys Pillar, MT
- Average humidity in October: 54%
The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is August (38%).
Average rainfall in October
Pompeys Pillar, MT
- Average rainfall in October: 0.91"
The wettest month (with the highest rainfall) is May (1.81").
The driest month (with the least rainfall) is August (0.63").
Average rainfall days in October
Pompeys Pillar, MT
- Average rainfall days in October: 9.7 days
The month with the highest number of rainy days is May (13.6 days).
The month with the least rainy days is December (5.9 days).
Average snowfall in October
Pompeys Pillar, MT
- Average snowfall in October: 1.02"
The month with the highest snowfall is February (5.43").
The months with the least snowfall are June, July and August (0").
Average snowfall days in October
Pompeys Pillar, MT
- Average snowfall days in October: 1.8 days
The month with the highest number of snowfall days is February (12.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Pompeys Pillar, MT
- Average daylight in October: 10h and 5min
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 4min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 36min).
Average sunshine days in October
Pompeys Pillar, MT
- Average sunshine days in October: 18.1 days
The month with the most sunshine days is September (21.5 days).
The month with the least sunshine days is February (13.3 days).
Average UV index in October
Pompeys Pillar, MT
- Average UV index in October: 3
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in October
Pompeys Pillar, MT
- Average cloud cover in October: 28
The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 13).
Average visibility in October
Pompeys Pillar, 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).
Pompeys Pillar, Montana, USA
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