September weather forecast
Bow Valley Mills, NE

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Weather in September

The first month of the autumn, September, is still a warm month in Bow Valley Mills, Nebraska, with an average temperature varying between 55°F (12.8°C) and 75.9°F (24.4°C).

Temperature

Bow Valley Mills's weather in September involves a mild decrease in the average high-temperature, moving down slightly from August's moderately hot 82.2°F (27.9°C) to a still warm 75.9°F (24.4°C). September witnesses an average low-temperature hovering around a cool 55°F (12.8°C).

Humidity

In September, the average relative humidity is 68%.

Rainfall

In September, in Bow Valley Mills, the rain falls for 11.1 days. Throughout September, 1.61" (41mm) of precipitation is accumulated. In Bow Valley Mills, Nebraska, during the entire year, the rain falls for 118.7 days and collects up to 20.79" (528mm) of precipitation.

Snowfall

June through September are months without snowfall in Bow Valley Mills.

Daylight

In September, the average length of the day in Bow Valley Mills is 12h and 29min.
On the first day of the month, sunrise is at 6:54 am and sunset at 8:02 pm. On the last day of September, sunrise is at 7:25 am and sunset at 7:11 pm CDT.

Sunshine

In Bow Valley Mills, the average sunshine in September is 8.9h.

UV index

In Bow Valley Mills, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index of 5 during September translates into these guidelines:
Exercise prevention - Warding off sunburn is urged. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
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Frequently asked questions

What are the temperatures in Bow Valley Mills in September?

The average high-temperature, in September, in Bow Valley Mills, is 75.9°F (24.4°C), while the average low-temperature is 55°F (12.8°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, in August is appraised at 87.8°F (31°C).

What is the average humidity in September in Bow Valley Mills?

In Bow Valley Mills, the average relative humidity in September is 68%.

How many days does it rain in September in Bow Valley Mills?

In Bow Valley Mills, during September, the rain falls for 11.1 days and regularly aggregates up to 1.61" (41mm) of precipitation.

When it does not snow in Bow Valley Mills?

June through September are months without snowfall in Bow Valley Mills.

Does it snow in Bow Valley Mills in September?

In Bow Valley Mills, Nebraska, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Bow Valley Mills?

The average day length in September in Bow Valley Mills is 12h and 29min.

When is the sunrise / sunset in September in Bow Valley Mills?

On the first day of September in Bow Valley Mills, Nebraska, sunrise is at 6:54 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:11 pm CDT.

How long on average sun shines in September in Bow Valley Mills?

In Bow Valley Mills, Nebraska, the average sunshine duration in September is 8.9h.

What is the UV index intensity in September in Bow Valley Mills?

In September, the average daily maximum UV index in Bow Valley Mills, Nebraska, is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
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
Bow Valley Mills, NE

Average temperature in September - Bow Valley Mills, NE
  • Average high temperature in September: 75.9°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in September: 55°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

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Average pressure in September
Bow Valley Mills, NE

Average pressure in September - Bow Valley Mills, NE
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in September
Bow Valley Mills, NE

Average wind speed in September - Bow Valley Mills, NE
  • Average wind speed in September: 9.4mph

The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is July (8mph).

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Average humidity in September
Bow Valley Mills, NE

Average humidity in September - Bow Valley Mills, NE
  • Average humidity in September: 68%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (65%).

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Average rainfall in September
Bow Valley Mills, NE

Average rainfall in September - Bow Valley Mills, NE
  • Average rainfall in September: 1.61"

The wettest month (with the highest rainfall) is June (3.27").
The driest month (with the least rainfall) is November (0.63").

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Average rainfall days in September
Bow Valley Mills, NE

Average rainfall days in September - Bow Valley Mills, NE
  • Average rainfall days in September: 11.1 days

The month with the highest number of rainy days is June (17.8 days).
The months with the least rainy days are January and February (3.3 days).

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Average snowfall in September
Bow Valley Mills, NE

Average snowfall in September - Bow Valley Mills, NE
  • Average snowfall in September: 0"

The month with the highest snowfall is February (3.03").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Bow Valley Mills, NE

Average snowfall days in September - Bow Valley Mills, NE
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Bow Valley Mills, NE

Average daylight in September / Average sunshine in September - Bow Valley Mills, NE
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

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Average sunshine days in September
Bow Valley Mills, NE

Average sunshine days in September - Bow Valley Mills, NE
  • Average sunshine days in September: 16.3 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is June (10.2 days).

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Average UV index in September
Bow Valley Mills, NE

Average UV index in September - Bow Valley Mills, NE
  • Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in September
Bow Valley Mills, NE

Average cloud cover in September - Bow Valley Mills, NE
  • Average cloud cover in September: 27

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 25).

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Average visibility in September
Bow Valley Mills, NE

Average visibility in September - Bow Valley Mills, NE
  • 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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Bow Valley Mills, Nebraska, USA

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