October weather forecast
Sun Prairie, MT

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Weather in October

October, like September, in Sun Prairie, Montana, is another fresh autumn month, with an average temperature varying between 37.6°F (3.1°C) and 54.5°F (12.5°C).

Temperature

As October arrives, Sun Prairie's weather displays a notable decrease in high-temperatures, falling from September's agreeable 70.7°F (21.5°C) to a cool 54.5°F (12.5°C). In Sun Prairie, an average temperature of 37.6°F (3.1°C) is noted during October nights.

Humidity

The average relative humidity in October is 60%.

Rainfall

In Sun Prairie, Montana, in October, during 8.9 rainfall days, 0.83" (21mm) of precipitation is typically accumulated. In Sun Prairie, during the entire year, the rain falls for 102.6 days and collects up to 11.89" (302mm) of precipitation.

Snowfall

Months with snowfall in Sun Prairie are January through May, September through December. In Sun Prairie, in October, during 4.1 snowfall days, 2.36" (60mm) of snow is typically accumulated. Throughout the year, in Sun Prairie, there are 66.6 snowfall days, and 32.17" (817mm) of snow is accumulated.

Daylight

In Sun Prairie, the average length of the day in October is 10h and 50min.
On the first day of the month, sunrise is at 7:26 am and sunset at 7:04 pm. On the last day of October, sunrise is at 8:09 am and sunset at 6:09 pm MDT.

Sunshine

In October, the average sunshine is 6.5h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Sun Prairie, Montana. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 2 in October transforms into the following instructions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
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Frequently asked questions

What is the usual temperature for Sun Prairie in October?

The high-temperature, in October, in Sun Prairie, is 54.5°F (12.5°C), while the low-temperature averages to 37.6°F (3.1°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is appraised at 80.6°F (27°C).

What is the average humidity in October in Sun Prairie?

In October, the average relative humidity in Sun Prairie is 60%.

How many days does it rain in October in Sun Prairie?

In Sun Prairie, Montana, in October, during 8.9 rainfall days, 0.83" (21mm) of precipitation is typically accumulated.

How many days does it snow in October in Sun Prairie?

In Sun Prairie, Montana, in October, snow falls for 4.1 days, with typically accumulated 2.36" (60mm) of snow.

How many hours of daylight does Sun Prairie have in October?

In Sun Prairie, the average day length in October is 10h and 50min.

When are sunrise and sunset in October in Sun Prairie?

On the first day of October, sunrise is at 7:26 am and sunset at 7:04 pm. On the last day of the month, sunrise is at 8:09 am and sunset at 6:09 pm MDT.

How long on average sun shines in October in Sun Prairie?

In Sun Prairie, the average sunshine duration in October is 6.5h.

When is the lowest UV index in Sun Prairie?

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index intensity in October in Sun Prairie?

In October, the average daily maximum UV index in Sun Prairie is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Sun Prairie, MT

Average temperature in October - Sun Prairie, MT
  • Average high temperature in October: 54.5°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (29.8°F).

  • Average low temperature in October: 37.6°F

The month with the highest average low temperature is August (57.6°F).
The coldest month (with the lowest average low temperature) is December (18.1°F).

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Average pressure in October
Sun Prairie, MT

Average pressure in October - Sun Prairie, 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 (29.87"Hg).

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Average wind speed in October
Sun Prairie, MT

Average wind speed in October - Sun Prairie, MT
  • Average wind speed in October: 9.8mph

The windiest month (with the highest average wind speed) is November (11.2mph).
The calmest month (with the lowest average wind speed) is August (7.5mph).

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Average humidity in October
Sun Prairie, MT

Average humidity in October - Sun Prairie, MT
  • Average humidity in October: 60%

The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is August (41%).

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Average rainfall in October
Sun Prairie, MT

Average rainfall in October - Sun Prairie, MT
  • Average rainfall in October: 0.83"

The wettest month (with the highest rainfall) is June (1.97").
The driest months (with the least rainfall) are January and July (0.59").

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Average rainfall days in October
Sun Prairie, MT

Average rainfall days in October - Sun Prairie, MT
  • Average rainfall days in October: 8.9 days

The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is November (4.4 days).

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Average snowfall in October
Sun Prairie, MT

Average snowfall in October - Sun Prairie, MT
  • Average snowfall in October: 2.36"

The month with the highest snowfall is February (5.28").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in October
Sun Prairie, MT

Average snowfall days in October - Sun Prairie, MT
  • Average snowfall days in October: 4.1 days

The month with the highest number of snowfall days is February (12.6 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in October /
Average sunshine in October
Sun Prairie, MT

Average daylight in October / Average sunshine in October - Sun Prairie, 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 30min).

  • Average sunshine in October: 6h and 3min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 30min).

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Average sunshine days in October
Sun Prairie, MT

Average sunshine days in October - Sun Prairie, MT
  • Average sunshine days in October: 18.5 days

The month with the most sunshine days is September (20.5 days).
The month with the least sunshine days is April (11.6 days).

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Average UV index in October
Sun Prairie, MT

Average UV index in October - Sun Prairie, 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).

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Average cloud cover in October
Sun Prairie, MT

Average cloud cover in October - Sun Prairie, MT
  • Average cloud cover in October: 31

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 13).

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Average visibility in October
Sun Prairie, MT

Average visibility in October - Sun Prairie, 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).

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Sun Prairie, Montana, USA

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