Nebraska (Lincoln)
September
Weather in Nebraska for September 2026
Your guide to Nebraska weather in September - trends and predictions
Until now, September 2026 in Nebraska is slightly cooler than the historical average by 0.7 °F.
Expect cooler weather in the next days in Nebraska with the forecast suggesting a temperature of 21.4 °F, lower than the historical average.
In general, the average temperature in Nebraska at the beginning of September is 32.3 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 22.4 °F by the end of September.
The climate of Nebraska in September is notably wet, with an average of 12 rainy days, and a total of 104.2 mm of precipitation.
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Temperatures
Rain 🌧️
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18
Dry days
12
Rainy days
0
Snow days
30°/14°
Temperatures
23 km/h
Avg max wind
59 %
Avg humidity
Nebraska Weather September
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What’s the Weather Like in Nebraska This September?
Discover the average temperatures and weather trends across Nebraska’s cities this September.
Temperatures trend during September in Nebraska
See the weather trend as well as the moving average line
September weather in Nebraska day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 32° /17° | 0 mm | 8 | |
| Sept. 2 | Sunny | 34° /16° | 0 mm | 8 | |
| Sept. 3 | Sunny | 33° /16° | 1.5 mm | 8 | |
| Sept. 4 | Sunny | 34° /15° | 0.2 mm | 8 | |
| Sept. 5 |  Partly cloudy | 33° /18° | 0 mm | 8 | |
| Sept. 6 | Partly cloudy | 30° /13° | 0.1 mm | 6 | |
| Sept. 7 | Sunny | 30° /12° | 0 mm | 7 | |
| Sept. 8 | Sunny | 32° /16° | 11.1 mm | 6 | |
| Sept. 9 |  Overcast | 31° /17° | 6.3 mm | 7 | |
| Sept. 10 |  Patchy rain possible | 31° /16° | 1.2 mm | 7 | |
| Sept. 11 | Light rain shower | 31° /16° | 5.6 mm | 7 | |
| Sept. 12 | Partly cloudy | 31° /15° | 0 mm | 7 | |
| Sept. 13 | Sunny | 30° /14° | 3.5 mm | 7 | |
| Sept. 14 | Sunny | 31° /14° | 3.5 mm | 6 | |
| Sept. 15 | Overcast | 30° /16° | 11.4 mm | 6 | |
| Sept. 16 |  Fog | 30° /16° | 0.9 mm | 6 | |
| Sept. 17 | Sunny | 28° /15° | 5 mm | 5 | |
| Sept. 18 | Sunny | 32° /17° | 13.4 mm | 7 | |
| Sept. 19 |  Thundery outbreaks possible | 30° /16° | 8.4 mm | 6 | |
| Sept. 20 | Thundery outbreaks possible | 26° /14° | 6.5 mm | 5 | |
| Sept. 21 | Thundery outbreaks possible | 28° /14° | 7.5 mm | 5 | |
| Sept. 22 |  Patchy light drizzle | 25° /13° | 21.5 mm | 5 | |
| Sept. 23 | Thundery outbreaks possible | 24° /13° | 9.8 mm | 5 | |
| Sept. 24 | Sunny | 24° /11° | 5.6 mm | 5 | |
| Sept. 25 | Patchy rain possible | 16° /13° | 5.2 mm | 2 | |
| Sept. 26 | Light rain shower | 25° /15° | 23.8 mm | 2.9 | |
| Sept. 27 | Sunny | 24° /16° | 0.7 mm | 5.6 | |
| Sept. 28 | Overcast | 26° /17° | 1.1 mm | 5.5 | |
| Sept. 29 | Light rain shower | 22° /18° | 19.1 mm | 0.9 | |
| Sept. 30 | Light rain shower | 20° /15° | 13.3 mm | 5 | |
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Important Notice
Our weather forecast for Nebraska in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Nebraska forecast closer to your planned date for the most up-to-date weather information.
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Nebraska in September - FAQ
What are the expected maximum and minimum temperatures in Nebraska during September?
Expect warm days with temperatures around 30°, cooling to mild conditions of 14° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Nebraska during September?
Significant rainfall exceeding 104.2 mm is expected in Nebraska during September, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Nebraska during September?
The average wind speed in Nebraska during September is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Nebraska
Explore the daily rainfall trends and prepare for Nebraskas September weather 💧
Typically, Nebraska has 12 rainy days in September with a total of 104.2 mm of rainfall.
UV exposure in Nebraska during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Counties in Nebraska
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Top locations in Nebraska
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