Anderson climate

Anderson Weather in September

NOAA 1991-2020 normals for Washington SP, 24.6 km from Anderson

Average highs run from 94°F on September 1 to 87°F on September 30, and lows from 71°F to 62°F. Normal precipitation for the month is 3.82 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 Anderson, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
91°F
Average low
67°F
Precipitation
3.82 in
Record high
112°FSep 1, 2000
Record low
43°FSep 18, 2008
Chance of a freeze
0%
Days of 90°F or more
19.7
Daylight
12 h 46 min to 11 h 53 min
Cloud cover
46%
Humidity
69%
Dew point
66°F
Wind
6.9 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation.

DateNormal highNormal lowRecord highRecord lowChance wet
Sep 194°F71°F112°F 200059°F 200423%
Sep 294°F71°F110°F 200062°F 200423%
Sep 394°F71°F107°F 200057°F 195523%
Sep 494°F70°F112°F 200057°F 195523%
Sep 593°F70°F112°F 200054°F 197423%
Sep 693°F70°F108°F 200052°F 201123%
Sep 793°F70°F103°F 196352°F 201123%
Sep 893°F70°F105°F 196352°F 201123%
Sep 992°F69°F103°F 199754°F 195723%
Sep 1092°F69°F100°F 196355°F 195723%
Sep 1192°F69°F101°F 198256°F 201223%
Sep 1292°F68°F103°F 201153°F 195923%
Sep 1391°F68°F104°F 200053°F 195423%
Sep 1491°F68°F106°F 201155°F 201523%
Sep 1591°F67°F101°F 196552°F 196122%
Sep 1691°F67°F100°F 196552°F 199922%
Sep 1791°F67°F101°F 196549°F 198422%
Sep 1890°F67°F101°F 200543°F 200822%
Sep 1990°F66°F101°F 198247°F 198122%
Sep 2090°F66°F102°F 195652°F 198122%
Sep 2190°F65°F103°F 199946°F 193822%
Sep 2289°F65°F104°F 200543°F 198322%
Sep 2389°F65°F99°F 201544°F 199922%
Sep 2489°F64°F99°F 201545°F 199922%
Sep 2589°F64°F99°F 201544°F 198922%
Sep 2688°F64°F107°F 200546°F 200022%
Sep 2788°F63°F107°F 200543°F 197522%
Sep 2888°F63°F106°F 200546°F 200022%
Sep 2988°F62°F105°F 200546°F 199622%
Sep 3087°F62°F105°F 200547°F 196722%

Chance of rain

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

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 7:01 AM, sunset 7:47 PM
September 30
sunrise 7:17 AM, sunset 7:10 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00419491 (Washington SP), public domain. Records: NOAA GHCN-Daily, station USC00419491, 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.