October weather forecast
Sand Coulee, MT

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Weather in October

October, the same as September, is a cool autumn month in Sand Coulee, Montana, with an average temperature fluctuating between 54.1°F (12.3°C) and 37.6°F (3.1°C).

Temperature

October witnesses a clear temperature decrease, falling from a pleasant 70.7°F (21.5°C) in September to a fresh 54.1°F (12.3°C). Sand Coulee encounters an average low-temperature of 37.6°F (3.1°C) during October nights.

Humidity

In Sand Coulee, the average relative humidity in October is 59%.

Rainfall

In October, the rain falls for 6.3 days. Throughout October, 0.63" (16mm) of precipitation is accumulated. Throughout the year, there are 85.3 rainfall days, and 9.84" (250mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Sand Coulee are January through May, September through December. In October, it is snowing for 2.7 days. Throughout October, 1.57" (40mm) of snow is accumulated. In Sand Coulee, during the entire year, snow falls for 58.9 days and aggregates up to 28.54" (725mm) of snow.

Daylight

In Sand Coulee, the average length of the day in October is 10h and 50min.
On the first day of October, sunrise is at 7:24 am and sunset at 7:03 pm. On the last day of the month, sunrise is at 8:07 am and sunset at 6:08 pm MDT.

Sunshine

In Sand Coulee, the average sunshine in October is 6.6h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Sand Coulee, 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: In October, the maximum UV index of 2 suggests this advice:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Frequently asked questions

What is the average October temperature in Sand Coulee?

The average high-temperature and low-temperature in Sand Coulee during October are 54.1°F (12.3°C) and 37.6°F (3.1°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 80.6°F (27°C).

What is the average humidity in October in Sand Coulee?

The average relative humidity in October is 59%.

How much does it rain in Sand Coulee in October?

In October, in Sand Coulee, Montana, the rain falls for 6.3 days. Throughout October, 0.63" (16mm) of precipitation is accumulated.

How much does it snow in Sand Coulee in October?

In Sand Coulee, Montana, during October, snow falls for 2.7 days and regularly aggregates up to 1.57" (40mm) of snow.

What is the average length of the day in October in Sand Coulee?

In October, the average day length in Sand Coulee is 10h and 50min.

When is the sunrise / sunset in October in Sand Coulee?

In October, on the first day of the month, sunrise is at 7:24 am and sunset at 7:03 pm. On the last day of the month, in Sand Coulee, Montana, sunrise is at 8:07 am and sunset at 6:08 pm MDT.

How long on average sun shines in October in Sand Coulee?

The average sunshine duration in October in Sand Coulee is 6.6h.

When is the lowest UV index in Sand Coulee?

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

How high is the UV index in October in Sand Coulee?

In October, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's 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
Sand Coulee, MT

Average temperature in October - Sand Coulee, MT
  • Average high temperature in October: 54.1°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 (30°F).

  • Average low temperature in October: 37.6°F

The month with the highest average low temperature is August (58.5°F).
The coldest month (with the lowest average low temperature) is February (18.3°F).

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Average pressure in October
Sand Coulee, MT

Average pressure in October - Sand Coulee, 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
Sand Coulee, MT

Average wind speed in October - Sand Coulee, MT
  • Average wind speed in October: 10mph

The windiest months (with the highest average wind speed) are January and November (11.4mph).
The calmest month (with the lowest average wind speed) is August (7.8mph).

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Average humidity in October
Sand Coulee, MT

Average humidity in October - Sand Coulee, MT
  • Average humidity in October: 59%

The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is August (40%).

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Average rainfall in October
Sand Coulee, MT

Average rainfall in October - Sand Coulee, MT
  • Average rainfall in October: 0.63"

The wettest month (with the highest rainfall) is June (1.57").
The driest month (with the least rainfall) is July (0.47").

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Average rainfall days in October
Sand Coulee, MT

Average rainfall days in October - Sand Coulee, MT
  • Average rainfall days in October: 6.3 days

The month with the highest number of rainy days is May (11.7 days).
The months with the least rainy days are November and December (4 days).

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Average snowfall in October
Sand Coulee, MT

Average snowfall in October - Sand Coulee, MT
  • Average snowfall in October: 1.57"

The month with the highest snowfall is February (5.67").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in October
Sand Coulee, MT

Average snowfall days in October - Sand Coulee, MT
  • Average snowfall days in October: 2.7 days

The month with the highest number of snowfall days is February (12.9 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
Sand Coulee, MT

Average daylight in October / Average sunshine in October - Sand Coulee, 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 4min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 36min).

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Average sunshine days in October
Sand Coulee, MT

Average sunshine days in October - Sand Coulee, MT
  • Average sunshine days in October: 22.2 days

The month with the most sunshine days is July (24.2 days).
The month with the least sunshine days is February (12.4 days).

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Average UV index in October
Sand Coulee, MT

Average UV index in October - Sand Coulee, 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
Sand Coulee, MT

Average cloud cover in October - Sand Coulee, MT
  • Average cloud cover in October: 30

The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 13).

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Average visibility in October
Sand Coulee, MT

Average visibility in October - Sand Coulee, 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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Sand Coulee, Montana, USA

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