September weather forecast
Wallace, NE

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Weather in September

The first month of the autumn, September, is still a warm month in Wallace, Nebraska, with an average temperature fluctuating between 77.9°F (25.5°C) and 56.3°F (13.5°C).

Temperature

September is marked by a subtle drop in average high-temperatures, transitioning from 85.6°F (29.8°C) in August to a still moderately hot 77.9°F (25.5°C). Despite the hot September days, Wallace's nights see an average temperature plunge to a moderate 56.3°F (13.5°C).

Humidity

September and October, with an average relative humidity of 57%, are the least humid months.

Rainfall

In September, in Wallace, the rain falls for 10.4 days. Throughout September, 1.22" (31mm) of precipitation is accumulated. In Wallace, during the entire year, the rain falls for 117.4 days and collects up to 17.99" (457mm) of precipitation.

Snowfall

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

Daylight

In September, the average length of the day is 12h and 27min.
On the first day of the month, sunrise is at 7:12 am and sunset at 8:16 pm. On the last day of September, sunrise is at 7:41 am and sunset at 7:27 pm CDT.

Sunshine

In September, the average sunshine is 9.1h.

UV index

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: In September, the UV index of 5 transforms into the following advice:
Heed the precautions - Suggestions to avoid sunburn are made. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Updated: Jun 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Wallace in September?

The high-temperature, in September, in Wallace, records 77.9°F (25.5°C), while the low-temperature is 56.3°F (13.5°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 89.6°F (32°C).

What is the least humid month?

September and October, with an average relative humidity of 57%, are the least humid months.

What is the average humidity in September?

The average relative humidity in September is 57%.

How many days does it rain in September?

In September, the rain falls for 10.4 days. Throughout September, 1.22" (31mm) of precipitation is accumulated.

When it does not snow in Wallace?

June through September are months without snowfall.

Does it snow in September?

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

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

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

When are sunrise and sunset in September?

On the first day of September, sunrise is at 7:12 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 7:27 pm CDT.

How many hours of sunshine does Wallace have in September?

In September, the average sunshine duration is 9.1h.

What is the UV index intensity in September?

In Wallace, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from 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
Wallace, NE

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

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in September: 56.3°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in September
Wallace, NE

Average pressure in September - Wallace, NE
  • Average pressure in September: 29.96"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in September
Wallace, NE

Average wind speed in September - Wallace, NE
  • Average wind speed in September: 11.1mph

The windiest month (with the highest average wind speed) is April (12.9mph).
The calmest month (with the lowest average wind speed) is August (9.9mph).

Average humidity in September
Wallace, NE

Average humidity in September - Wallace, NE
  • Average humidity in September: 57%

The month with the highest relative humidity is January (72%).
The months with the lowest relative humidity are September and October (57%).

Average rainfall in September
Wallace, NE

Average rainfall in September - Wallace, NE
  • Average rainfall in September: 1.22"

The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is January (0.43").

Average rainfall days in September
Wallace, NE

Average rainfall days in September - Wallace, NE
  • Average rainfall days in September: 10.4 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is December (3.7 days).

Average snowfall in September
Wallace, NE

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

The month with the highest snowfall is February (2.99").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Wallace, NE

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

The month with the highest number of snowfall days is February (8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Wallace, NE

Average daylight in September / Average sunshine in September - Wallace, 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: 9h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).

Average sunshine days in September
Wallace, NE

Average sunshine days in September - Wallace, NE
  • Average sunshine days in September: 16.3 days

The month with the most sunshine days is November (22 days).
The month with the least sunshine days is June (10.3 days).

Average UV index in September
Wallace, NE

Average UV index in September - Wallace, 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).

Average cloud cover in September
Wallace, NE

Average cloud cover in September - Wallace, NE
  • Average cloud cover in September: 21

The month with the most cloud cover is February (Cloud cover 36).
The months with the least cloud cover are July and September (Cloud cover 21).

Average visibility in September
Wallace, NE

Average visibility in September - Wallace, 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).

Wallace, Nebraska, USA

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