October weather forecast
Dell, MT

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Weather in October

October, the same as September, in Dell, Montana, is a frosty autumn month, with an average temperature fluctuating between 49.1°F (9.5°C) and 31.3°F (-0.4°C).

Temperature

The arrival of October brings a significant change in Dell's weather, with average high-temperatures dropping from September's refreshing 65.8°F (18.8°C) to a chilly 49.1°F (9.5°C). Dell, during the month of October, experiences an average low-temperature of 31.3°F (-0.4°C).

Humidity

In October, the average relative humidity is 61%.

Rainfall

In Dell, in October, it is raining for 8.8 days, with typically 0.75" (19mm) of accumulated precipitation. Throughout the year, in Dell, there are 103.2 rainfall days, and 9.84" (250mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall. In October, it is snowing for 5.3 days. Throughout October, 2.99" (76mm) of snow is accumulated. Throughout the year, in Dell, there are 81.9 snowfall days, and 31.65" (804mm) of snow is accumulated.

Daylight

The average length of the day in October in Dell, Montana, is 10h and 57min.
On the first day of the month, sunrise is at 7:29 am and sunset at 7:10 pm. On the last day of October, in Dell, Montana, sunrise is at 8:08 am and sunset at 6:20 pm MDT.

Sunshine

In Dell, Montana, the average sunshine in October is 7.3h.

UV index

The average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The daily maximum UV index of 2 in October interprets into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

What is the average October temperature in Dell?

The high-temperature, in October, in Dell, is 49.1°F (9.5°C), while the low-temperature averages to 31.3°F (-0.4°C).

What is the average humidity in October in Dell?

The average relative humidity in October in Dell, Montana, is 61%.

How many days does it rain in October in Dell?

In Dell, Montana, in October, it is raining for 8.8 days, with typically 0.75" (19mm) of accumulated precipitation.

How many days does it snow in October in Dell?

In October, in Dell, Montana, it is snowing for 5.3 days. Throughout October, 2.99" (76mm) of snow is accumulated.

What is the average length of the day in October in Dell?

In October, the average day length is 10h and 57min.

When is the sunrise / sunset in October in Dell?

On the first day of October, sunrise is at 7:29 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 8:08 am and sunset at 6:20 pm MDT.

How long on average sun shines in October in Dell?

The average sunshine duration in October in Dell is 7.3h.

How high is the UV index in October in Dell?

In October, the average daily maximum UV index in Dell, Montana, is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe 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
Dell, MT

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

The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is December (24.3°F).

  • Average low temperature in October: 31.3°F

The month with the highest average low temperature is July (47.1°F).
The coldest month (with the lowest average low temperature) is December (9.9°F).

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Average pressure in October
Dell, MT

Average pressure in October - Dell, MT
  • Average pressure in October: 30.07"Hg

The month with the highest atmospheric pressure is January (30.25"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in October
Dell, MT

Average wind speed in October - Dell, MT
  • Average wind speed in October: 6.6mph

The windiest months (with the highest average wind speed) are November and December (7.3mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in October
Dell, MT

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

The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are July and August (43%).

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Average rainfall in October
Dell, MT

Average rainfall in October - Dell, MT
  • Average rainfall in October: 0.75"

The wettest month (with the highest rainfall) is June (1.73").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in October
Dell, MT

Average rainfall days in October - Dell, MT
  • Average rainfall days in October: 8.8 days

The month with the highest number of rainy days is May (13.7 days).
The month with the least rainy days is January (4.6 days).

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Average snowfall in October
Dell, MT

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

The month with the highest snowfall is April (4.96").
The months with the least snowfall are July and August (0").

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Average snowfall days in October
Dell, MT

Average snowfall days in October - Dell, MT
  • Average snowfall days in October: 5.3 days

The month with the highest number of snowfall days is February (13.3 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
Dell, MT

Average daylight in October / Average sunshine in October - Dell, MT
  • Average daylight in October: 11h and 0min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in October: 7h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).

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Average sunshine days in October
Dell, MT

Average sunshine days in October - Dell, MT
  • Average sunshine days in October: 17.3 days

The month with the most sunshine days is July (20.7 days).
The month with the least sunshine days is April (10.7 days).

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Average UV index in October
Dell, MT

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

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

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Average cloud cover in October
Dell, MT

Average cloud cover in October - Dell, MT
  • Average cloud cover in October: 25

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 13).

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Average visibility in October
Dell, MT

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

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is February (4mi).

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Dell, Montana, USA

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