October weather forecast
Ulm, MT

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Weather in October

October, the same as September, is another fresh autumn month in Ulm, Montana, with an average temperature ranging between min 36.7°F (2.6°C) and max 54.5°F (12.5°C).

Temperature

Witnessing a clear drop in October, the average high-temperature declines from September's agreeable 70.5°F (21.4°C) to a fresh 54.5°F (12.5°C). During October, an average low-temperature of 36.7°F (2.6°C) is observed in Ulm, Montana.

Humidity

In Ulm, the average relative humidity in October is 61%.

Rainfall

In Ulm, during October, the rain falls for 10.7 days and regularly aggregates up to 0.98" (25mm) of precipitation. In Ulm, during the entire year, the rain falls for 112.8 days and collects up to 12.95" (329mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall. In Ulm, in October, during 4 snowfall days, 2.99" (76mm) of snow is typically accumulated. In Ulm, Montana, during the entire year, snow falls for 69.4 days and aggregates up to 35.35" (898mm) of snow.

Daylight

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

The average sunshine in October is 6.5h.

UV index

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum high UV index of 2 in October translates into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Boost your sun resistance with garments that are densely woven yet spacious. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Ulm in October?

October temperatures vary between a high-temperature of 54.5°F (12.5°C) and a low-temperature of 36.7°F (2.6°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, in August is estimated at 80.6°F (27°C).

What is the average humidity in October in Ulm?

In October, the average relative humidity in Ulm, Montana, is 61%.

How much does it rain in Ulm in October?

In October, in Ulm, Montana, the rain falls for 10.7 days. Throughout October, 0.98" (25mm) of precipitation is accumulated.

How many days does it snow in October in Ulm?

In Ulm, Montana, in October, during 4 snowfall days, 2.99" (76mm) of snow is typically accumulated.

How many hours of daylight does Ulm have in October?

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

When is the sunrise / sunset in October in Ulm?

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 Ulm?

The average sunshine duration in October in Ulm is 6.5h.

When is the lowest UV index in Ulm?

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

What is the UV index reading in October in Ulm?

The average daily maximum UV index in October in Ulm, Montana, is 2. A UV Index of 2, and less, symbolizes a low health threat 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
Ulm, MT

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

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is December (29.5°F).

  • Average low temperature in October: 36.7°F

The month with the highest average low temperature is August (56.7°F).
The coldest month (with the lowest average low temperature) is December (17.4°F).

Average pressure in October
Ulm, MT

Average pressure in October - Ulm, MT
  • Average pressure in October: 30.01"Hg

The months with the highest atmospheric pressure are January and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in October
Ulm, MT

Average wind speed in October - Ulm, MT
  • Average wind speed in October: 9.4mph

The windiest months (with the highest average wind speed) are January and November (10.7mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).

Average humidity in October
Ulm, MT

Average humidity in October - Ulm, MT
  • Average humidity in October: 61%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is August (41%).

Average rainfall in October
Ulm, MT

Average rainfall in October - Ulm, MT
  • Average rainfall in October: 0.98"

The wettest month (with the highest rainfall) is June (2.05").
The driest months (with the least rainfall) are January and July (0.63").

Average rainfall days in October
Ulm, MT

Average rainfall days in October - Ulm, MT
  • Average rainfall days in October: 10.7 days

The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is January (4.8 days).

Average snowfall in October
Ulm, MT

Average snowfall in October - Ulm, MT
  • Average snowfall in October: 2.99"

The month with the highest snowfall is February (6.34").
The months with the least snowfall are June, July and August (0").

Average snowfall days in October
Ulm, MT

Average snowfall days in October - Ulm, MT
  • Average snowfall days in October: 4 days

The month with the highest number of snowfall days is February (14.4 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in October / Average sunshine in October - Ulm, 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: 11h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).

Average sunshine days in October
Ulm, MT

Average sunshine days in October - Ulm, MT
  • Average sunshine days in October: 16.4 days

The month with the most sunshine days is September (18.8 days).
The month with the least sunshine days is April (10.3 days).

Average UV index in October
Ulm, MT

Average UV index in October - Ulm, 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).

Average cloud cover in October
Ulm, MT

Average cloud cover in October - Ulm, MT
  • Average cloud cover in October: 32

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 14).

Average visibility in October
Ulm, MT

Average visibility in October - Ulm, 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).

Ulm, Montana, USA

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