Benton climate

Benton Weather in September

NOAA 1991-2020 normals for Rend Lake Dam, 7.7 km from Benton

Average highs run from 84°F on September 1 to 76°F on September 30, and lows from 63°F to 53°F. Normal precipitation for the month is 3.22 in over about 7 wet days.

September day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Benton, in °F, with the record for each date.020406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
81°F
Average low
58°F
Precipitation
3.22 in
Record high
108°FSep 4, 1925
Record low
20°FSep 30, 1899
Chance of a freeze
0%
Days of 90°F or more
4.8
Daylight
12 h 59 min to 11 h 49 min
Cloud cover
46%
Humidity
68%
Dew point
57°F
Wind
7.6 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Sep 184°F63°F103°F 195343°F 198722%0%
Sep 284°F62°F103°F 191340°F 194922%0%
Sep 384°F62°F106°F 192544°F 195222%0%
Sep 484°F62°F108°F 192540°F 195222%0%
Sep 583°F62°F108°F 192541°F 190222%0%
Sep 683°F61°F108°F 192540°F 198822%0%
Sep 783°F61°F106°F 192538°F 198822%0%
Sep 883°F61°F106°F 193940°F 195622%0%
Sep 982°F60°F105°F 193939°F 201722%0%
Sep 1082°F60°F103°F 191241°F 192422%0%
Sep 1182°F60°F100°F 192536°F 194022%0%
Sep 1282°F59°F101°F 193936°F 194022%0%
Sep 1381°F59°F103°F 193933°F 190222%0%
Sep 1481°F59°F105°F 193932°F 190222%0%
Sep 1581°F58°F106°F 193932°F 190322%0%
Sep 1681°F58°F101°F 192737°F 191622%0%
Sep 1780°F57°F102°F 192737°F 193722%0%
Sep 1880°F57°F98°F 192533°F 190123%0%
Sep 1980°F57°F99°F 194031°F 190123%0%
Sep 2080°F56°F100°F 194035°F 202023%0%
Sep 2179°F56°F102°F 194032°F 199123%0%
Sep 2279°F56°F99°F 202232°F 198323%0%
Sep 2379°F55°F94°F 193930°F 198323%0%
Sep 2478°F55°F97°F 193530°F 192824%0%
Sep 2578°F54°F95°F 192032°F 198324%0%
Sep 2678°F54°F93°F 192030°F 192824%0%
Sep 2777°F54°F95°F 195330°F 194024%0%
Sep 2877°F53°F96°F 193932°F 194224%0%
Sep 2977°F53°F101°F 195331°F 194224%0%
Sep 3076°F53°F92°F 191920°F 189924%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Benton, in percent, and of at least 0.1 inch of snowfall.05101520251102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 6:26 AM, sunset 7:25 PM
September 30
sunrise 6:51 AM, sunset 6:40 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00117187 (Rend Lake Dam), public domain. Records: NOAA GHCN-Daily, station USC00111265, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.