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Weather in Omaha, Nebraska for September 2025

Your guide to Omaha weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Omaha has been significantly cooler than historical averages by -6.5 °F, with average temperature of 23.5 °F.

  • Expect cooler weather in the next days in Omaha with the forecast suggesting a temperature of 28.4 °F, lower than the historical average.

  • In general, the average temperature in Omaha at the beginning of September is 29.6 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 31 °F by the end of September.

    • Rain 🌧️

  • Omaha experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 44.2 mm.

    • More

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Average dry days
24
Dry days
Average rainy days
6
Rainy days
Average snowy days
0
Snow days
Average temperatures
31°/14°
Temperatures
Average wind speed
22 km/h
Avg max wind
Average humidity
51 %
Avg humidity

Omaha Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
29°
2
Sunny
32°
3
Sunny
30°
4
Sunny
32°
5
Patchy rain possible
30°
6
Overcast
27°
7
Sunny
27°
8
Sunny
29°
9
Overcast
32°
10
Thundery outbreaks possible
31°
11
Heavy rain
31°
12
Sunny
32°
13
Sunny
38°
14
Partly cloudy
33°
15
Patchy rain possible
33°
16
Moderate rain
37°
17
Sunny
28°
18
Patchy rain possible
25°
19
Partly cloudy
24°
20
Sunny
22°
21
Patchy rain possible
18°
22
Partly cloudy
22°
23
Sunny
28°
24
Sunny
30°
25
Sunny
31°
26
Partly cloudy
29°
27
Mist
28°
28
Mist
32°
29
Thundery outbreaks possible
33°
30
Patchy rain possible
34°

Temperatures trend during September in Omaha

See the weather trend as well as the moving average line

September weather in Omaha day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
Sept. 1 Sunny
Sunny
 29° /15° 19.6 mm 7
Sept. 2 Sunny
Sunny
 32° /13° 0 mm 7
Sept. 3 Sunny
Sunny
 30° /13° 6.1 mm 7
Sept. 4 Sunny
Sunny
 32° /13° 0.9 mm 7
Sept. 5 Patchy rain possible
Patchy rain possible
 30° /16° 0.2 mm 7
Sept. 6 Overcast
Overcast
 27° /12° 0 mm 6
Sept. 7 Sunny
Sunny
 27° /7° 0.1 mm 7
Sept. 8 Sunny
Sunny
 29° /12° 0.8 mm 7
Sept. 9 Overcast
Overcast
 32° /14° 0 mm 8
Sept. 10 Thundery outbreaks possible
Thundery outbreaks possible
 31° /16° 1.7 mm 7
Sept. 11 Heavy rain
Heavy rain
 31° /16° 10.9 mm 7
Sept. 12 Sunny
Sunny
 32° /15° 0 mm 8
Sept. 13 Sunny
Sunny
 38° /20° 0 mm 1.6
Sept. 14 Partly cloudy
Partly cloudy
 33° /22° 0 mm 1.1
Sept. 15 Patchy rain possible
Patchy rain possible
 33° /21° 4.9 mm 1.5
Sept. 16 Moderate rain
Moderate rain
 37° /18° 12.3 mm 1.2
Sept. 17 Sunny
Sunny
 28° /16° 0 mm 0
Sept. 18 Patchy rain possible
Patchy rain possible
 25° /17° 1 mm 5
Sept. 19 Partly cloudy
Partly cloudy
 24° /14° 0 mm 5
Sept. 20 Sunny
Sunny
 22° /11° 0 mm 5
Sept. 21 Patchy rain possible
Patchy rain possible
 18° /15° 0.4 mm 4
Sept. 22 Partly cloudy
Partly cloudy
 22° /11° 0 mm 5
Sept. 23 Sunny
Sunny
 28° /13° 0 mm 5
Sept. 24 Sunny
Sunny
 30° /14° 0 mm 6
Sept. 25 Sunny
Sunny
 31° /17° 0 mm 6
Sept. 26 Partly cloudy
Partly cloudy
 29° /16° 0 mm 6
Sept. 27 Mist
Mist
 28° /11° 0 mm 7
Sept. 28 Mist
Mist
 32° /12° 0 mm 8
Sept. 29 Thundery outbreaks possible
Thundery outbreaks possible
 33° /15° 0.1 mm 8
Sept. 30 Patchy rain possible
Patchy rain possible
 34° /16° 0.8 mm 8
Next
Important Notice
Our weather forecast for Omaha 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 Omaha forecast closer to your planned date for the most up-to-date weather information.
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Omaha in September - FAQ

What are the expected maximum and minimum temperatures in Omaha during September?
Expect warm days with temperatures around 31°, cooling to mild conditions of 14° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Omaha during September?
In September, Omaha can expect light to moderate rainfall, totaling 44.2 mm across approximately 6 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Omaha during September?
The average wind speed in Omaha during September is 22 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Omaha

Explore the daily rainfall trends and prepare for Omahas September weather 💧

UV exposure in Omaha during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

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Location coordinates Where is Omaha?

Get accurate weather forecasts for Omaha, located at latitude 41.256 and longitude -95.94. Stay updated with localized weather information tailored for Omaha.

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