Early autumn · Weather & things to do
Omaha in September
Omaha cools off: highs slip to 78°F (26°C), from 86°F in August, with lows of 55°F (13°C) and about 3.3 in (83 mm) of rain.
September opens the best stretch on our comfort score, at 90/100 (the top score of the year).
- Avg high
- 78°F (26°C)
- Avg low
- 55°F (13°C)
- Rain
- 3.3 in (83 mm)
- Humidity
- 68%
- Cloud cover
- 44%
- Daylight
- ~12 h 16 min
- Comfort score
- 90/100 · Great
What September feels like
Highs settle around 78°F (26°C), warm enough for short sleeves most of the day.
There's a big swing between day and night, about 13°C (23°F), so mornings and evenings feel much cooler than the afternoon.
Some rain is likely, about 3.3 in (83 mm) in the month, so pack for a shower or two.
Plan around September
September is one of Omaha's best months on the climate data.
- Last warm month for a while: October highs fall to 63°F.
- Opens the best-scoring stretch on our comfort score: September & October.
- Comfort improves from 74/100 in August to 90/100.
- September sits inside the Apr – Oct window our Kansas City to Omaha route recommends.
What to pack for September
- Light, breathable clothes78°F afternoons
- A warm layer for eveningsnights drop to 55°F
- Packable rain jacket or umbrellaabout 3.3 in of rain
- Comfortable walking shoesmost places below are best reached on foot or with short walks
What to do in Omaha in September
September is good outdoor weather here, so these picks lean toward the open air.
Lauritzen Gardens
100-acre botanical garden near the zoo with a Victorian-style conservatory.
Why now Our curated notes say it's best spring–fall.
Joslyn Art Museum
Free art museum in an Art Deco building with a recent glass-pavilion expansion.
The Drover
Old-school steakhouse famous for whiskey-marinated steaks.
Upstream Brewing Company
Old Market brewpub in a 1903 firehouse, brewing since 1996.
Henry Doorly Zoo and Aquarium
Indoor desert dome, rainforest and aquarium; easily a half day.
Why now September scores 90/100 for comfort, good conditions for being outside.
Nearby in September
- Des Moines in September~122 mi · highs 78°F, 3.4 in rain · similar daytime temperatures, about as wet
- Lawrence in September~162 mi · highs 80°F, 3.6 in rain · 1°C (2°F) warmer by day, about as wet
- Kansas City in September~165 mi · highs 80°F, 3.6 in rain · similar daytime temperatures, about as wet
- Decorah in September~255 mi · highs 73°F, 4.0 in rain · 3°C (5°F) cooler by day, wetter
These averages also cover Downtown Omaha & the Old Market and Midtown Omaha.
NASA POWER 2001–2025 monthly averages on a ~50 km grid. Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Omaha in September: quick answers
Is September a good time to visit Omaha?
Yes. On the climate data it's one of the best months, scoring 90/100. Expect highs of 78°F (26°C) and 3.3 in (83 mm) of rain. September is inside the Apr – Oct window our Kansas City to Omaha route recommends.
How hot is Omaha in September?
Average highs are 78°F (26°C) and average lows 55°F (13°C), making it the 4th-warmest month by daytime highs.
Does it rain a lot in Omaha in September?
Some: about 3.3 in (83 mm) of rain falls across September on average, the 4th-wettest month of the year. The annual total is about 32.0 in (814 mm).
What should I pack for Omaha in September?
Bring light, breathable clothes (78°F afternoons), a warm layer for evenings (nights drop to 55°F), packable rain jacket or umbrella (about 3.3 in of rain) and comfortable walking shoes (most places below are best reached on foot or with short walks).
Routes in season in September
- Kansas City to Omaha Apr – Oct
Planning Omaha in September?
Share this September plan with your group, poll everyone on dates and keep the packing list in one place.