Clinton climate

Clinton Weather in September

NOAA 1991-2020 normals for Clinton 5 Se, 6.7 km from Clinton

Average highs run from 89°F on September 1 to 84°F on September 30, and lows from 69°F to 61°F. Normal precipitation for the month is 4.30 in over about 6 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 Clinton, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
87°F
Average low
66°F
Precipitation
4.30 in
Record high
104°FSep 4, 2000
Record low
43°FSep 29, 1967
Chance of a freeze
0%
Days of 90°F or more
11.6
Daylight
12 h 47 min to 11 h 53 min
Cloud cover
46%
Humidity
75%
Dew point
67°F
Wind
4.3 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 189°F69°F100°F 200063°F 193626%0%
Sep 289°F69°F102°F 200060°F 196725%0%
Sep 389°F69°F103°F 200060°F 195225%0%
Sep 489°F69°F104°F 200058°F 195225%0%
Sep 589°F68°F101°F 200057°F 195225%0%
Sep 689°F68°F100°F 202356°F 193424%0%
Sep 788°F68°F100°F 202354°F 201124%0%
Sep 888°F68°F98°F 201956°F 193424%0%
Sep 988°F68°F97°F 201955°F 201124%0%
Sep 1088°F67°F97°F 195458°F 201123%0%
Sep 1188°F67°F96°F 193957°F 194323%0%
Sep 1288°F67°F96°F 193949°F 194023%0%
Sep 1388°F67°F97°F 201949°F 194023%0%
Sep 1487°F67°F95°F 197252°F 194022%0%
Sep 1587°F66°F96°F 193355°F 194522%0%
Sep 1687°F66°F97°F 193355°F 196122%0%
Sep 1787°F66°F97°F 193355°F 196122%0%
Sep 1887°F66°F98°F 201852°F 198121%0%
Sep 1986°F65°F97°F 201849°F 198121%0%
Sep 2086°F65°F98°F 200549°F 193821%0%
Sep 2186°F65°F97°F 202249°F 193821%0%
Sep 2286°F64°F97°F 202246°F 198321%0%
Sep 2386°F64°F95°F 202348°F 199920%0%
Sep 2485°F64°F97°F 202249°F 193820%0%
Sep 2585°F63°F94°F 202253°F 202120%0%
Sep 2685°F63°F93°F 193349°F 197520%0%
Sep 2785°F63°F97°F 202348°F 194219%0%
Sep 2885°F62°F97°F 195347°F 196719%0%
Sep 2984°F62°F95°F 193343°F 196719%0%
Sep 3084°F61°F96°F 202344°F 196719%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Clinton, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 6:40 AM, sunset 7:27 PM
September 30
sunrise 6:57 AM, sunset 6:50 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00161899 (Clinton 5 Se), public domain. Records: NOAA GHCN-Daily, station USW00013970, 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.