November weather forecast
Boulder, MT

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Weather in November

The last month of the autumn, November, is another cold month in Boulder, Montana, with an average temperature varying between 21.2°F (-6°C) and 36.9°F (2.7°C).

Temperature

As October transitions to November, the average high-temperature falls from a fresh 50.9°F (10.5°C) to a cold 36.9°F (2.7°C). Boulder's temperature drops to an average low of 21.2°F (-6°C) during the nights of November.

Humidity

The average relative humidity in November is 77%.

Rainfall

In November, the rain falls for 7.5 days. Throughout November, 0.91" (23mm) of precipitation is accumulated. Throughout the year, there are 133.7 rainfall days, and 16.38" (416mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Boulder are January through June, September through December. In November, in Boulder, it is snowing for 12.5 days. Throughout November, 6.38" (162mm) of snow is accumulated. In Boulder, during the entire year, snow falls for 105.8 days and aggregates up to 55.12" (1400mm) of snow.

Daylight

In Boulder, the average length of the day in November is 9h and 26min.
On the first day of the month, sunrise is at 8:10 am and sunset at 6:13 pm MDT. On the last day of November, in Boulder, sunrise is at 7:50 am and sunset at 4:44 pm MST.
Note: On Sunday, November 3. 2024, at 2:00 am, Daylight Saving Time ends, and the time zone changes from MDT to MST. Daylight Saving Time starts again on Sunday, March 9. 2025, at 2:00 am; consequently, the time zone reverts from MST to MDT.

Sunshine

In Boulder, the average sunshine in November is 6.2h.

UV index

In November, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily maximum UV index of 2 in November translates into the following instructions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Updated: Feb 13, 2024 | Published by: Weather U.S. | Resources

Frequently asked questions

How cold is it in Boulder in November?

The high-temperature during November is 36.9°F (2.7°C) and the low-temperature is 21.2°F (-6°C).

What is the average humidity in November in Boulder?

In November, the average relative humidity is 77%.

How much does it rain in Boulder in November?

In Boulder, Montana, during November, the rain falls for 7.5 days and regularly aggregates up to 0.91" (23mm) of precipitation.

How many days does it snow in November in Boulder?

In November, it is snowing for 12.5 days. Throughout November, 6.38" (162mm) of snow is accumulated.

How many hours of daylight does Boulder have in November?

In November, the average day length in Boulder is 9h and 26min.

When are sunrise and sunset in November in Boulder?

On the first day of November in Boulder, sunrise is at 8:10 am and sunset at 6:13 pm MDT. On the last day of the month, sunrise is at 7:50 am and sunset at 4:44 pm MST.

When does Daylight Saving Time (DST) end in November in Boulder?

On Sunday, November 3. 2024, at 2:00 am, Daylight Saving Time ends in Boulder, and the time zone changes from MDT to MST. The next DST starts Sunday, March 9. 2025, at 2:00 am.

How long on average sun shines in November in Boulder?

In November, the average sunshine duration in Boulder, Montana, is 6.2h.

How high is the UV index in November in Boulder?

The average daily maximum UV index in November in Boulder is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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 November
Boulder, MT

Average temperature in November - Boulder, MT
  • Average high temperature in November: 36.9°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is December (27°F).

  • Average low temperature in November: 21.2°F

The month with the highest average low temperature is August (48.6°F).
The coldest month (with the lowest average low temperature) is December (12.6°F).

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Average pressure in November
Boulder, MT

Average pressure in November - Boulder, MT
  • Average pressure in November: 30.11"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in November
Boulder, MT

Average wind speed in November - Boulder, MT
  • Average wind speed in November: 6.5mph

The windiest months (with the highest average wind speed) are January and November (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in November
Boulder, MT

Average humidity in November - Boulder, MT
  • Average humidity in November: 77%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (46%).

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Average rainfall in November
Boulder, MT

Average rainfall in November - Boulder, MT
  • Average rainfall in November: 0.91"

The wettest month (with the highest rainfall) is June (2.68").
The driest month (with the least rainfall) is December (0.79").

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Average rainfall days in November
Boulder, MT

Average rainfall days in November - Boulder, MT
  • Average rainfall days in November: 7.5 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (7.5 days).

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Average snowfall in November
Boulder, MT

Average snowfall in November - Boulder, MT
  • Average snowfall in November: 6.38"

The month with the highest snowfall is February (9.72").
The months with the least snowfall are July and August (0").

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Average snowfall days in November
Boulder, MT

Average snowfall days in November - Boulder, MT
  • Average snowfall days in November: 12.5 days

The month with the highest number of snowfall days is February (18 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in November /
Average sunshine in November
Boulder, MT

Average daylight in November / Average sunshine in November - Boulder, MT
  • Average daylight in November: 9h and 2min

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 November: 6h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).

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Average sunshine days in November
Boulder, MT

Average sunshine days in November - Boulder, MT
  • Average sunshine days in November: 14.9 days

The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is February (8.5 days).

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Average UV index in November
Boulder, MT

Average UV index in November - Boulder, MT
  • Average UV index in November: 2

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in November
Boulder, MT

Average cloud cover in November - Boulder, MT
  • Average cloud cover in November: 37

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 15).

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Average visibility in November
Boulder, MT

Average visibility in November - Boulder, MT
  • Average visibility in November: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).

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Boulder, Montana, USA

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