September weather forecast
Absarokee, MT

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Weather in September

September, the first month of the autumn in Absarokee, is still a pleasant month, with an average temperature ranging between min 50°F (10°C) and max 72°F (22.2°C).

Temperature

A shift in Absarokee's weather is observed as August turns into September, with the average high temperature reducing from a moderately hot 81.1°F (27.3°C) to an agreeable 72°F (22.2°C). Throughout September, Absarokee registers a distinct decrease from daytime highs, reaching an average low of 50°F (10°C).

Humidity

The average relative humidity in September in Absarokee is 45%.

Rainfall

In Absarokee, in September, during 7.8 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. Throughout the year, there are 125.4 rainfall days, and 14.49" (368mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 0.24" (6mm) of snow. In Absarokee, during the entire year, snow falls for 63.3 days and aggregates up to 39.09" (993mm) of snow.

Daylight

In Absarokee, the average length of the day in September is 12h and 31min.
On the first day of September in Absarokee, sunrise is at 6:40 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 6:59 pm MDT.

Sunshine

The average sunshine in September in Absarokee is 10.5h.

UV index

In Absarokee, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Make use of precautions - It is urged to ward off sun damage. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature in Absarokee?

The average high-temperature, in September, in Absarokee, is 72°F (22.2°C), while the average low-temperature is 50°F (10°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 80.6°F (27°C).

What is the average humidity in September in Absarokee?

In September, the average relative humidity in Absarokee is 45%.

How much does it rain in Absarokee in September?

In Absarokee, Montana, in September, during 7.8 rainfall days, 0.79" (20mm) of precipitation is typically accumulated.

When does it start snowing in Absarokee?

September is the first month it typically snows in Absarokee, Montana. Throughout September, in the average 0.3 snowfall days, it receives 0.24" (6mm) of snow.

How many hours of daylight does Absarokee have in September?

In September, the average day length in Absarokee, Montana, is 12h and 31min.

When are sunrise and sunset in September in Absarokee?

In September, on the first day of the month, sunrise is at 6:40 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 6:59 pm MDT.

How many hours of sunshine does Absarokee have in September?

The average sunshine duration in September in Absarokee is 10.5h.

How high is the UV index in September in Absarokee?

In Absarokee, Montana, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health risk 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 September
Absarokee, MT

Average temperature in September - Absarokee, MT
  • Average high temperature in September: 72°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is December (30.9°F).

  • Average low temperature in September: 50°F

The month with the highest average low temperature is August (57.2°F).
The coldest month (with the lowest average low temperature) is February (17.4°F).

Average pressure in September
Absarokee, MT

Average pressure in September - Absarokee, MT
  • Average pressure in September: 29.96"Hg

The months with the highest atmospheric pressure are January and December (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in September
Absarokee, MT

Average wind speed in September - Absarokee, MT
  • Average wind speed in September: 7.1mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

Average humidity in September
Absarokee, MT

Average humidity in September - Absarokee, MT
  • Average humidity in September: 45%

The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (41%).

Average rainfall in September
Absarokee, MT

Average rainfall in September - Absarokee, MT
  • Average rainfall in September: 0.79"

The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is January (0.63").

Average rainfall days in September
Absarokee, MT

Average rainfall days in September - Absarokee, MT
  • Average rainfall days in September: 7.8 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (6.7 days).

Average snowfall in September
Absarokee, MT

Average snowfall in September - Absarokee, MT
  • Average snowfall in September: 0.24"

The month with the highest snowfall is February (7.36").
The months with the least snowfall are June, July and August (0").

Average snowfall days in September
Absarokee, MT

Average snowfall days in September - Absarokee, MT
  • Average snowfall days in September: 0.3 days

The month with the highest number of snowfall days is February (13.4 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in September /
Average sunshine in September
Absarokee, MT

Average daylight in September / Average sunshine in September - Absarokee, MT
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in September: 10h and 3min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are February and December (Average sunshine: 6h and 12min).

Average sunshine days in September
Absarokee, MT

Average sunshine days in September - Absarokee, MT
  • Average sunshine days in September: 18.9 days

The month with the most sunshine days is September (18.9 days).
The month with the least sunshine days is April (9.5 days).

Average UV index in September
Absarokee, MT

Average UV index in September - Absarokee, MT
  • Average UV index in September: 4

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in September
Absarokee, MT

Average cloud cover in September - Absarokee, MT
  • Average cloud cover in September: 19

The month with the most cloud cover is February (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 14).

Average visibility in September
Absarokee, MT

Average visibility in September - Absarokee, MT
  • Average visibility in September: 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).

Absarokee, Montana, USA

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