September weather forecast
Nebraska City, NE

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Weather in September

Nebraska City transitions from the sizzling August to a much cooler September. The hot, summer days give way to milder conditions as autumn starts creeping in. Average temperatures drop to a reasonable 77.4°F (25.2°C) high, marking a relief from the sweltering summer. Along with the cooling trend is a decrease in daylight hours. By the time September ends, the city starts girding itself for the more dramatic dip in temperatures and the leaf-changes of October.

Temperature

The arrival of September in Nebraska City correlates with a minor temperature reduction, down from August's 83.3°F (28.5°C) to a still warm 77.4°F (25.2°C). Nebraska City experiences an average temperature drop to a mild 57.7°F (14.3°C) during September nights.

Humidity

In September, the average relative humidity in Nebraska City, Nebraska, is 72%.

Rainfall

In Nebraska City, Nebraska, during September, the rain falls for 11.6 days and regularly aggregates up to 2.32" (59mm) of precipitation. Throughout the year, in Nebraska City, there are 125.7 rainfall days, and 26.73" (679mm) of precipitation is accumulated.

Snowfall

In Nebraska City, snow does not fall in May through September.

Daylight

The average length of the day in September in Nebraska City is 12h and 27min.
On the first day of September in Nebraska City, sunrise is at 6:51 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 7:06 pm CDT.

Sunshine

In September, the average sunshine is 9.1h.

UV index

In September, the average daily maximum UV index in Nebraska City is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 5 suggests these recommendations:
Adopt protective measures - It is advised to guard against sun damage. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
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Frequently asked questions

What are September temperatures in Nebraska City?

In September, in Nebraska City, the average high-temperature is 77.4°F (25.2°C), and the average low-temperature is 57.7°F (14.3°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in August is computed to be 91.4°F (33°C).

What is the average humidity in September in Nebraska City?

The average relative humidity in September in Nebraska City is 72%.

How much does it rain in Nebraska City in September?

In Nebraska City, Nebraska, in September, during 11.6 rainfall days, 2.32" (59mm) of precipitation is typically accumulated.

When it does not snow in Nebraska City?

May through September are months without snowfall in Nebraska City, Nebraska.

Does it snow in Nebraska City in September?

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

How many hours of daylight does Nebraska City have in September?

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

When is the sunrise / sunset in September in Nebraska City?

On the first day of September in Nebraska City, sunrise is at 6:51 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 7:06 pm CDT.

How many hours of sunshine does Nebraska City have in September?

The average sunshine duration in September in Nebraska City, Nebraska, is 9.1h.

How high is the UV index in September in Nebraska City?

The average daily maximum UV index in September in Nebraska City is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to the Sun's 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
Nebraska City, NE

Average temperature in September - Nebraska City, NE
  • Average high temperature in September: 77.4°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (32°F).

  • Average low temperature in September: 57.7°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).

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Average pressure in September
Nebraska City, NE

Average pressure in September - Nebraska City, NE
  • Average pressure in September: 29.99"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in September
Nebraska City, NE

Average wind speed in September - Nebraska City, NE
  • Average wind speed in September: 8.1mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

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Average humidity in September
Nebraska City, NE

Average humidity in September - Nebraska City, NE
  • Average humidity in September: 72%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is October (66%).

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Average rainfall in September
Nebraska City, NE

Average rainfall in September - Nebraska City, NE
  • Average rainfall in September: 2.32"

The wettest month (with the highest rainfall) is June (4.29").
The driest month (with the least rainfall) is February (0.67").

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Average rainfall days in September
Nebraska City, NE

Average rainfall days in September - Nebraska City, NE
  • Average rainfall days in September: 11.6 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is February (3.6 days).

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Average snowfall in September
Nebraska City, NE

Average snowfall in September - Nebraska City, NE
  • Average snowfall in September: 0"

The month with the highest snowfall is January (3.07").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Nebraska City, NE

Average snowfall days in September - Nebraska City, NE
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Nebraska City, NE

Average daylight in September / Average sunshine in September - Nebraska City, NE
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

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Average sunshine days in September
Nebraska City, NE

Average sunshine days in September - Nebraska City, NE
  • Average sunshine days in September: 15.9 days

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is June (11.7 days).

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Average UV index in September
Nebraska City, NE

Average UV index in September - Nebraska City, 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
Nebraska City, NE

Average cloud cover in September - Nebraska City, NE
  • Average cloud cover in September: 28

The month with the most cloud cover is January (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 25).

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Average visibility in September
Nebraska City, NE

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

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