September weather forecast
Cree Crossing, MT

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Weather in September

The first month of the autumn, September, is still a pleasant month in Cree Crossing, Montana, with an average temperature fluctuating between 71.1°F (21.7°C) and 53.2°F (11.8°C).

Temperature

The arrival of September corresponds with a shift in temperature, down from a warm 82.8°F (28.2°C) in August to a pleasant 71.1°F (21.7°C). September's nights in Cree Crossing observe an average temperature of 53.2°F (11.8°C).

Humidity

The average relative humidity in September in Cree Crossing, Montana, is 46%.

Rainfall

In September, the rain falls for 8.1 days. Throughout September, 1.1" (28mm) of precipitation is accumulated. Throughout the year, in Cree Crossing, Montana, there are 91.8 rainfall days, and 10.63" (270mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day in Cree Crossing is 12h and 34min.
On the first day of the month, sunrise is at 6:28 am and sunset at 7:51 pm. On the last day of September, in Cree Crossing, Montana, sunrise is at 7:09 am and sunset at 6:50 pm MDT.

Sunshine

The average sunshine in September in Cree Crossing, Montana, is 9.8h.

UV index

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high UV index of 4 in September translates into the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
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Frequently asked questions

What is the usual temperature for Cree Crossing in September?

The average high-temperature, in September, in Cree Crossing, is 71.1°F (21.7°C), while the average low-temperature is 53.2°F (11.8°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, in August is evaluated at 82.4°F (28°C).

What is the average humidity in September in Cree Crossing?

In Cree Crossing, Montana, the average relative humidity in September is 46%.

How much does it rain in Cree Crossing in September?

In September, in Cree Crossing, the rain falls for 8.1 days. Throughout September, 1.1" (28mm) of precipitation is accumulated.

When it does not snow in Cree Crossing?

In Cree Crossing, Montana, snow does not fall in June through September.

Does it snow in Cree Crossing in September?

In Cree Crossing, Montana, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Cree Crossing?

In September, the average day length is 12h and 34min.

When are sunrise and sunset in September in Cree Crossing?

In September, on the first day of the month, sunrise is at 6:28 am and sunset at 7:51 pm. On the last day of the month, in Cree Crossing, sunrise is at 7:09 am and sunset at 6:50 pm MDT.

How many hours of sunshine does Cree Crossing have in September?

In Cree Crossing, the average sunshine duration in September is 9.8h.

What is the UV index intensity in September in Cree Crossing?

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Cree Crossing, MT

Average temperature in September - Cree Crossing, MT
  • Average high temperature in September: 71.1°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is February (24.4°F).

  • Average low temperature in September: 53.2°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is February (10°F).

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Average pressure in September
Cree Crossing, MT

Average pressure in September - Cree Crossing, MT
  • Average pressure in September: 29.92"Hg

The month with the highest atmospheric pressure is February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in September
Cree Crossing, MT

Average wind speed in September - Cree Crossing, MT
  • Average wind speed in September: 10mph

The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is February (8.3mph).

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Average humidity in September
Cree Crossing, MT

Average humidity in September - Cree Crossing, MT
  • Average humidity in September: 46%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (41%).

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Average rainfall in September
Cree Crossing, MT

Average rainfall in September - Cree Crossing, MT
  • Average rainfall in September: 1.1"

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

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Average rainfall days in September
Cree Crossing, MT

Average rainfall days in September - Cree Crossing, MT
  • Average rainfall days in September: 8.1 days

The month with the highest number of rainy days is May (12.7 days).
The month with the least rainy days is February (3.3 days).

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Average snowfall in September
Cree Crossing, MT

Average snowfall in September - Cree Crossing, MT
  • Average snowfall in September: 0"

The month with the highest snowfall is December (3.43").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Cree Crossing, MT

Average snowfall days in September - Cree Crossing, MT
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in September /
Average sunshine in September
Cree Crossing, MT

Average daylight in September / Average sunshine in September - Cree Crossing, MT
  • Average daylight in September: 12h and 4min

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 24min).

  • Average sunshine in September: 9h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in September
Cree Crossing, MT

Average sunshine days in September - Cree Crossing, MT
  • Average sunshine days in September: 20.6 days

The month with the most sunshine days is October (21 days).
The month with the least sunshine days is April (15.4 days).

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Average UV index in September
Cree Crossing, MT

Average UV index in September - Cree Crossing, MT
  • Average UV index in September: 4

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in September
Cree Crossing, MT

Average cloud cover in September - Cree Crossing, MT
  • Average cloud cover in September: 26

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 18).

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Average visibility in September
Cree Crossing, MT

Average visibility in September - Cree Crossing, MT
  • Average visibility in September: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Cree Crossing, Montana, USA

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