October weather forecast
Yaak, MT

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Weather in October

October, the same as September, in Yaak, Montana, is a frosty autumn month, with an average temperature varying between 49.1°F (9.5°C) and 30.6°F (-0.8°C).

Temperature

October's arrival signals a distinct temperature shift, dropping from an enjoyable 65.8°F (18.8°C) in September to a chilly 49.1°F (9.5°C). The average low-temperature during October nights is a freezing cold 30.6°F (-0.8°C).

Humidity

In October, the average relative humidity in Yaak is 77%.

Rainfall

In Yaak, during October, the rain falls for 12.8 days and regularly aggregates up to 1.18" (30mm) of precipitation. Throughout the year, there are 136.3 rainfall days, and 15.35" (390mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. In Yaak, in October, snow falls for 3.7 days, with typically accumulated 1.26" (32mm) of snow. Throughout the year, there are 110.7 snowfall days, and 46.81" (1189mm) of snow is accumulated.

Daylight

In October, the average length of the day is 10h and 47min.
On the first day of the month, sunrise is at 7:43 am and sunset at 7:20 pm. On the last day of October, sunrise is at 8:29 am and sunset at 6:23 pm MDT.

Sunshine

The average sunshine in October is 6.4h.

UV index

The average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum daily UV index of 2 during October morphs into the following directions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.

Frequently asked questions

What is the usual temperature for Yaak in October?

The high-temperature, in October, in Yaak, records 49.1°F (9.5°C), while the low-temperature is 30.6°F (-0.8°C).

What is the average humidity in October?

The average relative humidity in October is 77%.

How many days does it rain in October?

In Yaak, in October, it is raining for 12.8 days, with typically 1.18" (30mm) of accumulated precipitation.

How many days does it snow in October in Yaak?

In Yaak, in October, snow falls for 3.7 days, with typically accumulated 1.26" (32mm) of snow.

What is the average length of the day in October?

In October, the average day length is 10h and 47min.

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 7:43 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 8:29 am and sunset at 6:23 pm MDT.

How long on average sun shines in October?

In October, the average sunshine duration is 6.4h.

How high is the UV index in October?

In Yaak, the average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to Sun's UV rays.
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
Yaak, MT

Average temperature in October - Yaak, MT
  • Average high temperature in October: 49.1°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is December (25.5°F).

  • Average low temperature in October: 30.6°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 (13.1°F).

Average pressure in October
Yaak, MT

Average pressure in October - Yaak, MT
  • Average pressure in October: 30.05"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in October
Yaak, MT

Average wind speed in October - Yaak, MT
  • Average wind speed in October: 3.7mph

The windiest month (with the highest average wind speed) is June (4.4mph).
The calmest month (with the lowest average wind speed) is December (3.4mph).

Average humidity in October
Yaak, MT

Average humidity in October - Yaak, MT
  • Average humidity in October: 77%

The month with the highest relative humidity is January (95%).
The month with the lowest relative humidity is August (55%).

Average rainfall in October
Yaak, MT

Average rainfall in October - Yaak, MT
  • Average rainfall in October: 1.18"

The wettest month (with the highest rainfall) is March (1.85").
The driest month (with the least rainfall) is August (0.39").

Average rainfall days in October
Yaak, MT

Average rainfall days in October - Yaak, MT
  • Average rainfall days in October: 12.8 days

The month with the highest number of rainy days is April (17 days).
The month with the least rainy days is August (6.1 days).

Average snowfall in October
Yaak, MT

Average snowfall in October - Yaak, MT
  • Average snowfall in October: 1.26"

The month with the highest snowfall is February (10").
The months with the least snowfall are June, July and August (0").

Average snowfall days in October
Yaak, MT

Average snowfall days in October - Yaak, MT
  • Average snowfall days in October: 3.7 days

The month with the highest number of snowfall days is December (22.1 days).
The months with the least snowfall days are June, July and August (0 days).

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

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

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in October: 6h and 2min

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

Average sunshine days in October
Yaak, MT

Average sunshine days in October - Yaak, MT
  • Average sunshine days in October: 14.8 days

The month with the most sunshine days is August (21.6 days).
The month with the least sunshine days is March (6.3 days).

Average UV index in October
Yaak, MT

Average UV index in October - Yaak, 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, November and December (UV index 1).

Average cloud cover in October
Yaak, MT

Average cloud cover in October - Yaak, MT
  • Average cloud cover in October: 41

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 15).

Average visibility in October
Yaak, MT

Average visibility in October - Yaak, MT
  • Average visibility in October: 5mi

The months with the highest visibility are May, June, July, August and September (6mi).
The month with the lowest visibility is January (2mi).

Yaak, Montana, USA

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