Bentonville
Arkansas, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Bentonville, AR

The scenic residential neighborhood in Bentonville, in Northwest Arkansas
The scenic residential neighborhood in Bentonville, in Northwest Arkansas
September, the first month of the autumn, in Bentonville, is still a warm month, with temperature in the range of an average low of 57°F (13.9°C) and an average high of 82°F (27.8°C).

Temperature

In September, the average high-temperature marginally drops, from a hot 89.1°F (31.7°C) in August, to a warm 82°F (27.8°C). The average low-temperature, in Bentonville, Arkansas, is 57°F (13.9°C).

Rainfall

Throughout September, 4.7" (119.6mm) of precipitation is accumulated. Throughout the year, 47.2" (1199.2mm) of rain is accumulated.

Daylight

In September, the average length of the day in Bentonville, Arkansas, is 12.4h.

What is the temperature in September in Bentonville?

In September, in Bentonville, Arkansas, the average high-temperature is 82°F (27.8°C), and the average low-temperature is 57°F (13.9°C).

How much does it rain in Bentonville in September?

During September, Bentonville regularly aggregates up to 4.7" (119.6mm) of precipitation.

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

The average length of the day in September is 12.4h.
Average temperature in September - Bentonville, AR
  • Average high temperature in September: 82°F

Warmest months (with the highest average high temperature) are July and August (89°F).
The month with the lowest average high temperature is January (46°F).

  • Average low temperature in September: 57°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (24°F).

Average rainfall in September - Bentonville, AR
  • Average rainfall in September: 4.7"

The wettest month (with the highest rainfall) is May (5.7").
The driest month (with the lowest rainfall) is January (2.6").

Average daylight in September - Bentonville, AR
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.7h).