Weather · September
Bentonville weather in September
Average highs of 82°F, lows of 57°F and 4.0 in of rain, from 30 years of weather records.
September is Bentonville’s 4th warmest month, with average highs of 82°F and lows of 57°F. That is 7° cooler than August, and 13° above the yearly average high.
- Average high
- 82°F
- Average low
- 57°F
- Precipitation
- 4.0 in
- Wet days
- 7
- Sunrise · sunset
- 6:59 AM · 7:25 PM
What to wear in September
- Warm days: shorts and T-shirts, with a light layer for cooler evenings.
- Pack an umbrella or rain jacket: rain or snow falls on about 7 days this month.
What’s on in Bentonville in September
Guides for this month: Halloween in Bentonville.
See all upcoming events.
September compared with the months around it
Planning a trip? See the best time to visit Bentonville and today’s forecast.
Questions
How hot does it get in Bentonville in September?
Average highs are 82°F and average lows 57°F, for a daily mean of 70°F. Individual days run hotter or colder than these 30-year averages.
Does it rain in Bentonville in September?
September averages 4.0 in of precipitation over about 7 days with at least 0.01 in. It is the 5th wettest month of the year.
What time is sunset in Bentonville in September?
Around mid-September the sun rises about 6:59 AM and sets about 7:25 PM, for roughly 12.4 hours of daylight.
Is September a good time to visit Bentonville?
Yes. September is one of the mildest months, with highs between 65°F and 85°F and little rain.
NOAA U.S. Climate Normals 1991–2020, Bentonville 4 S station (2.3 mi from downtown). Sunrise and sunset are calculated for September 15 at the city’s coordinates.