September weather forecast
Aurora, NE

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Weather in September

September marks the arrival of fall in Aurora. The warmth of summer gracefully gives way to the cool, crisp air synonymous with the Fall season. An appreciable decrease in temperature sets the stage for vibrant autumn foliage. With shortening days and cooling temperatures, the steady march towards winter becomes increasingly pronounced as September progresses.

Temperature

The arrival of September in Aurora signals a subtle shift in temperature, down from 84.7°F (29.3°C) in August to a still warm 77.9°F (25.5°C). Aurora's average low-temperature in the month of September is recorded at a refreshing 56.7°F (13.7°C).

Humidity

The average relative humidity in September is 66%.

Rainfall

In Aurora, in September, it is raining for 12 days, with typically 1.61" (41mm) of accumulated precipitation. In Aurora, during the entire year, the rain falls for 117.2 days and collects up to 21.61" (549mm) of precipitation.

Snowfall

In Aurora, snow does not fall in June through September.

Daylight

In Aurora, the average length of the day in September is 12h and 27min.
On the first day of the month, sunrise is at 6:59 am and sunset at 8:03 pm. On the last day of September, sunrise is at 7:28 am and sunset at 7:15 pm CDT.

Sunshine

In Aurora, the average sunshine in September is 8.5h.

UV index

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: The UV index of 5 during September leads to these advisories:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

What are September temperatures in Aurora?

September temperatures in Aurora vary between a high-temperature of 77.9°F (25.5°C) and a low-temperature of 56.7°F (13.7°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is evaluated at 91.4°F (33°C).

What is the average humidity in September in Aurora?

In September, the average relative humidity is 66%.

How much does it rain in Aurora in September?

In September, in Aurora, the rain falls for 12 days. Throughout September, 1.61" (41mm) of precipitation is accumulated.

When it does not snow in Aurora?

June through September are months without snowfall in Aurora.

Does it snow in Aurora in September?

In Aurora, in September, it doesn't snow. In October, it regularly snows.

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

The average day length in September is 12h and 27min.

When are sunrise and sunset in September in Aurora?

On the first day of September in Aurora, sunrise is at 6:59 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 7:15 pm CDT.

How long on average sun shines in September in Aurora?

The average sunshine duration in September in Aurora, Nebraska, is 8.5h.

What is the UV index reading in September in Aurora?

In September, the average daily maximum UV index in Aurora is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Aurora, NE

Average temperature in September - Aurora, NE
  • Average high temperature in September: 77.9°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in September: 56.7°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in September
Aurora, NE

Average pressure in September - Aurora, NE
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in September
Aurora, NE

Average wind speed in September - Aurora, NE
  • Average wind speed in September: 9.4mph

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is July (8mph).

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Average humidity in September
Aurora, NE

Average humidity in September - Aurora, NE
  • Average humidity in September: 66%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is October (62%).

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Average rainfall in September
Aurora, NE

Average rainfall in September - Aurora, NE
  • Average rainfall in September: 1.61"

The wettest month (with the highest rainfall) is May (3.7").
The driest months (with the least rainfall) are January and February (0.63").

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Average rainfall days in September
Aurora, NE

Average rainfall days in September - Aurora, NE
  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is June (15.8 days).
The month with the least rainy days is January (3.4 days).

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Average snowfall in September
Aurora, NE

Average snowfall in September - Aurora, NE
  • Average snowfall in September: 0"

The month with the highest snowfall is December (2.76").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Aurora, NE

Average snowfall days in September - Aurora, NE
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (7.5 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
Aurora, NE

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

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

  • Average sunshine in September: 8h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).

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Average sunshine days in September
Aurora, NE

Average sunshine days in September - Aurora, NE
  • Average sunshine days in September: 15.5 days

The months with the most sunshine days are November and December (22.2 days).
The month with the least sunshine days is June (10.7 days).

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Average UV index in September
Aurora, NE

Average UV index in September - Aurora, NE
  • Average UV index in September: 5

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

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Average cloud cover in September
Aurora, NE

Average cloud cover in September - Aurora, NE
  • Average cloud cover in September: 28

The months with the most cloud cover are January and February (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in September
Aurora, NE

Average visibility in September - Aurora, 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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Aurora, Nebraska, USA

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