September weather forecast
Turner, MT

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Weather in September

The first month of the autumn, September, is still a pleasant month in Turner, Montana, with an average temperature ranging between min 52°F (11.1°C) and max 70°F (21.1°C).

Temperature

Turner's progression into September involves a drop in the average high-temperature, receding from a moderately hot 81.1°F (27.3°C) in August to an agreeable 70°F (21.1°C). September nights experience a consistent temperature drop to a fresh 52°F (11.1°C).

Humidity

The average relative humidity in September is 47%.

Rainfall

In Turner, in September, it is raining for 7.1 days, with typically 0.79" (20mm) of accumulated precipitation. Throughout the year, in Turner, there are 99.1 rainfall days, and 10.12" (257mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall in Turner. September is the first month it typically snows in Turner. Throughout September, in the average 0.3 snowfall days, it receives 0.71" (18mm) of snow. In Turner, during the entire year, snow falls for 57.6 days and aggregates up to 21.69" (551mm) of snow.

Daylight

In Turner, the average length of the day in September is 12h and 34min.
On the first day of the month, sunrise is at 6:31 am and sunset at 7:55 pm. On the last day of September, sunrise is at 7:12 am and sunset at 6:53 pm MDT.

Sunshine

In Turner, the average sunshine in September is 10.2h.

UV index

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: In September, the maximum UV index of 4 suggests these recommendations:
Exercise prevention - Warding off sunburn is urged. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
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Frequently asked questions

What are September temperatures in Turner?

In Turner, 70°F (21.1°C) is the average high-temperature and 52°F (11.1°C) is the average low-temperature during September. The average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in August is computed to be 80.6°F (27°C).

What is the average humidity in September in Turner?

In September, the average relative humidity in Turner is 47%.

How much does it rain in Turner in September?

In Turner, Montana, in September, it is raining for 7.1 days, with typically 0.79" (20mm) of accumulated precipitation.

When does it start to snow in Turner?

September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 0.71" (18mm) of snow.

What is the average length of the day in September in Turner?

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

What time are sunrise and sunset in September in Turner?

On the first day of September in Turner, sunrise is at 6:31 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 6:53 pm MDT.

How many hours of sunshine does Turner have in September?

The average sunshine duration in September in Turner is 10.2h.

What is the UV index reading in September in Turner?

In September, the average daily maximum UV index in Turner, Montana, is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
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
Turner, MT

Average temperature in September - Turner, MT
  • Average high temperature in September: 70°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is February (26.2°F).

  • Average low temperature in September: 52°F

The month with the highest average low temperature is August (60.3°F).
The coldest month (with the lowest average low temperature) is February (12.6°F).

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Average pressure in September
Turner, MT

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

The month with the highest atmospheric pressure is February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in September
Turner, MT

Average wind speed in September - Turner, MT
  • Average wind speed in September: 9.1mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

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Average humidity in September
Turner, MT

Average humidity in September - Turner, MT
  • Average humidity in September: 47%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (42%).

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Average rainfall in September
Turner, MT

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

The wettest month (with the highest rainfall) is June (1.85").
The driest months (with the least rainfall) are February, March and December (0.55").

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Average rainfall days in September
Turner, MT

Average rainfall days in September - Turner, MT
  • Average rainfall days in September: 7.1 days

The month with the highest number of rainy days is May (13.2 days).
The month with the least rainy days is February (4.6 days).

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Average snowfall in September
Turner, MT

Average snowfall in September - Turner, MT
  • Average snowfall in September: 0.71"

The month with the highest snowfall is January (4.02").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in September
Turner, MT

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

The month with the highest number of snowfall days is January (12.4 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
Turner, MT

Average daylight in September / Average sunshine in September - Turner, 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 18min).

  • Average sunshine in September: 10h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).

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Average sunshine days in September
Turner, MT

Average sunshine days in September - Turner, MT
  • Average sunshine days in September: 21 days

The month with the most sunshine days is July (21.6 days).
The month with the least sunshine days is April (12.5 days).

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Average UV index in September
Turner, MT

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

The months with the highest UV index are June and July (UV index 6).
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
Turner, MT

Average cloud cover in September - Turner, MT
  • Average cloud cover in September: 23

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 15).

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Average visibility in September
Turner, MT

Average visibility in September - Turner, 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).

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Turner, Montana, USA

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