October weather forecast
Geyser, MT

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Weather in October

October, like September, is a frosty autumn month in Geyser, Montana, with an average temperature varying between 46.4°F (8°C) and 29.8°F (-1.2°C).

Temperature

A decrease in the average high-temperature marks October, falling from September's enjoyable 62.8°F (17.1°C) to a frosty 46.4°F (8°C). In October, the nighttime temperature lowers to an average of 29.8°F (-1.2°C).

Humidity

In October, the average relative humidity is 71%.

Rainfall

In Geyser, during October, the rain falls for 9.6 days and regularly aggregates up to 2.01" (51mm) of precipitation. Throughout the year, there are 138.1 rainfall days, and 28.58" (726mm) of precipitation is accumulated.

Snowfall

January through June, August through December are months with snowfall. In Geyser, in October, snow falls for 12.3 days, with typically accumulated 11.42" (290mm) of snow. In Geyser, during the entire year, snow falls for 137.4 days and aggregates up to 110.08" (2796mm) of snow.

Daylight

In October, the average length of the day is 10h and 51min.
On the first day of October, sunrise is at 7:22 am and sunset at 7:00 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 6:06 pm MDT.

Sunshine

In Geyser, the average sunshine in October is 6.2h.

UV index

The average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: A typical high UV index of 2 in October suggests the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are October temperatures?

In Geyser, 46.4°F (8°C) is the average high-temperature and 29.8°F (-1.2°C) is the average low-temperature during October.

What is the average humidity in October?

In October, the average relative humidity is 71%.

How many days does it rain in October?

In October, the rain falls for 9.6 days. Throughout October, 2.01" (51mm) of precipitation is accumulated.

How many days does it snow in October?

In Geyser, in October, during 12.3 snowfall days, 11.42" (290mm) of snow is typically accumulated.

How many hours of daylight does Geyser have in October?

In October, the average day length is 10h and 51min.

What time are sunrise and sunset in October?

On the first day of October, sunrise is at 7:22 am and sunset at 7:00 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 6:06 pm MDT.

How long on average sun shines in October?

In Geyser, the average sunshine duration in October is 6.2h.

How high is the UV index in October?

In October, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health threat 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
Geyser, MT

Average temperature in October - Geyser, MT
  • Average high temperature in October: 46.4°F

The warmest month (with the highest average high temperature) is July (73.9°F).
The month with the lowest average high temperature is December (24.3°F).

  • Average low temperature in October: 29.8°F

The months with the highest average low temperature are July and August (48.2°F).
The coldest month (with the lowest average low temperature) is December (11.7°F).

Average pressure in October
Geyser, MT

Average pressure in October - Geyser, 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
Geyser, MT

Average wind speed in October - Geyser, MT
  • Average wind speed in October: 8.6mph

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in October
Geyser, MT

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

The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is August (53%).

Average rainfall in October
Geyser, MT

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

The wettest month (with the highest rainfall) is May (4.69").
The driest month (with the least rainfall) is December (1.26").

Average rainfall days in October
Geyser, MT

Average rainfall days in October - Geyser, MT
  • Average rainfall days in October: 9.6 days

The month with the highest number of rainy days is June (20.9 days).
The month with the least rainy days is February (5.2 days).

Average snowfall in October
Geyser, MT

Average snowfall in October - Geyser, MT
  • Average snowfall in October: 11.42"

The month with the highest snowfall is April (19.29").
The month with the least snowfall is July (0").

Average snowfall days in October
Geyser, MT

Average snowfall days in October - Geyser, MT
  • Average snowfall days in October: 12.3 days

The month with the highest number of snowfall days is March (20.3 days).
The month with the least snowfall days is July (0 days).

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

Average daylight in October / Average sunshine in October - Geyser, 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 36min).

  • Average sunshine in October: 6h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in October
Geyser, MT

Average sunshine days in October - Geyser, MT
  • Average sunshine days in October: 12.3 days

The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is May (4.7 days).

Average UV index in October
Geyser, MT

Average UV index in October - Geyser, 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).

Average cloud cover in October
Geyser, MT

Average cloud cover in October - Geyser, MT
  • Average cloud cover in October: 36

The month with the most cloud cover is February (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 18).

Average visibility in October
Geyser, MT

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

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

Geyser, Montana, USA

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