October weather forecast
Sphinx, MT

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Weather in October

October, the same as September, in Sphinx, Montana, is another chilly autumn month, with an average temperature fluctuating between 27.5°F (-2.5°C) and 45.5°F (7.5°C).

Temperature

Sphinx's weather experiences a significant temperature drop with the arrival of October, falling from a refreshing 63.5°F (17.5°C) in September to a chilly 45.5°F (7.5°C). During October nights, Sphinx records an average temperature of 27.5°F (-2.5°C).

Humidity

In Sphinx, the average relative humidity in October is 71%.

Rainfall

In Sphinx, in October, during 8.3 rainfall days, 2.01" (51mm) of precipitation is typically accumulated. Throughout the year, there are 116.1 rainfall days, and 23.5" (597mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Sphinx are January through December. In Sphinx, Montana, during October, snow falls for 13.8 days and regularly aggregates up to 12.44" (316mm) of snow. Throughout the year, there are 151.6 snowfall days, and 124.06" (3151mm) of snow is accumulated.

Daylight

In Sphinx, the average length of the day in October is 10h and 56min.
On the first day of October in Sphinx, Montana, sunrise is at 7:22 am and sunset at 7:03 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 6:12 pm MDT.

Sunshine

The average sunshine in October in Sphinx is 6.6h.

UV index

The average daily maximum UV index in October in Sphinx is 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In October, a daily UV index of 2 turns into the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

What are October temperatures in Sphinx?

The average high-temperature, in October, in Sphinx, is 45.5°F (7.5°C), while the average low-temperature is 27.5°F (-2.5°C).

What is the average humidity in October in Sphinx?

The average relative humidity in October in Sphinx, Montana, is 71%.

How many days does it rain in October in Sphinx?

In Sphinx, in October, it is raining for 8.3 days, with typically 2.01" (51mm) of accumulated precipitation.

How many days does it snow in October in Sphinx?

In Sphinx, Montana, during October, snow falls for 13.8 days and regularly aggregates up to 12.44" (316mm) of snow.

How many hours of daylight does Sphinx have in October?

The average day length in October in Sphinx is 10h and 56min.

When are sunrise and sunset in October in Sphinx?

On the first day of October in Sphinx, Montana, sunrise is at 7:22 am and sunset at 7:03 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 6:12 pm MDT.

How long on average sun shines in October in Sphinx?

The average sunshine duration in October in Sphinx is 6.6h.

What is the UV index intensity in October in Sphinx?

The average daily maximum UV index in October in Sphinx is 2. A UV Index reading of 2, and below, represents 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
Sphinx, MT

Average temperature in October - Sphinx, MT
  • Average high temperature in October: 45.5°F

The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is December (22.5°F).

  • Average low temperature in October: 27.5°F

The month with the highest average low temperature is August (45.1°F).
The coldest month (with the lowest average low temperature) is December (7.9°F).

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Average pressure in October
Sphinx, MT

Average pressure in October - Sphinx, MT
  • Average pressure in October: 30.06"Hg

The month with the highest atmospheric pressure is January (30.22"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in October
Sphinx, MT

Average wind speed in October - Sphinx, MT
  • Average wind speed in October: 6.1mph

The windiest month (with the highest average wind speed) is January (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in October
Sphinx, MT

Average humidity in October - Sphinx, MT
  • Average humidity in October: 71%

The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is August (51%).

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Average rainfall in October
Sphinx, MT

Average rainfall in October - Sphinx, MT
  • Average rainfall in October: 2.01"

The wettest months (with the highest rainfall) are April and May (2.91").
The driest month (with the least rainfall) is July (1.18").

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Average rainfall days in October
Sphinx, MT

Average rainfall days in October - Sphinx, MT
  • Average rainfall days in October: 8.3 days

The month with the highest number of rainy days is June (16.6 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall in October
Sphinx, MT

Average snowfall in October - Sphinx, MT
  • Average snowfall in October: 12.44"

The month with the highest snowfall is April (19.88").
The month with the least snowfall is August (0.08").

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Average snowfall days in October
Sphinx, MT

Average snowfall days in October - Sphinx, MT
  • Average snowfall days in October: 13.8 days

The month with the highest number of snowfall days is March (21 days).
The month with the least snowfall days is August (0.3 days).

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Average daylight in October /
Average sunshine in October
Sphinx, MT

Average daylight in October / Average sunshine in October - Sphinx, MT
  • Average daylight in October: 10h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in October: 6h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

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Average sunshine days in October
Sphinx, MT

Average sunshine days in October - Sphinx, MT
  • Average sunshine days in October: 13.6 days

The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is May (5.7 days).

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Average UV index in October
Sphinx, MT

Average UV index in October - Sphinx, MT
  • Average UV index in October: 2

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).

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Average cloud cover in October
Sphinx, MT

Average cloud cover in October - Sphinx, MT
  • Average cloud cover in October: 34

The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 17).

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Average visibility in October
Sphinx, MT

Average visibility in October - Sphinx, MT
  • Average visibility in October: 6mi

The months with the highest visibility are June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April and December (4mi).

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Sphinx, Montana, USA

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