Wheaton climate

Wheaton Weather in September

NOAA 1991-2020 normals for Monett 4SW, 13.8 km from Wheaton

Average highs run from 86°F on September 1 to 76°F on September 30, and lows from 63°F to 53°F. Normal precipitation for the month is 4.91 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 Wheaton, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
81°F
Average low
58°F
Precipitation
4.91 in
Record high
105°FSep 3, 2000
Record low
32°FSep 30, 1984
Chance of a freeze
0%
Days of 90°F or more
4.8
Daylight
12 h 57 min to 11 h 50 min
Cloud cover
45%
Humidity
69%
Dew point
58°F
Wind
7.8 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 186°F63°F103°F 200051°F 200925%0%
Sep 285°F63°F103°F 200048°F 197425%0%
Sep 385°F63°F105°F 200042°F 197425%0%
Sep 485°F62°F101°F 200040°F 197425%0%
Sep 585°F62°F103°F 199845°F 197425%0%
Sep 684°F62°F103°F 199844°F 201724%0%
Sep 784°F61°F100°F 199045°F 201124%0%
Sep 884°F61°F99°F 199845°F 198624%0%
Sep 983°F61°F99°F 202648°F 202424%0%
Sep 1083°F60°F99°F 202644°F 197624%0%
Sep 1183°F60°F95°F 200044°F 197624%0%
Sep 1282°F60°F97°F 200046°F 201524%0%
Sep 1382°F59°F93°F 199645°F 201424%0%
Sep 1482°F59°F98°F 201143°F 197925%0%
Sep 1581°F59°F96°F 198040°F 199325%0%
Sep 1681°F58°F98°F 202642°F 197925%0%
Sep 1781°F58°F98°F 202640°F 198125%0%
Sep 1880°F58°F97°F 202635°F 198125%0%
Sep 1980°F57°F93°F 198038°F 199125%0%
Sep 2080°F57°F94°F 202240°F 198325%0%
Sep 2179°F57°F94°F 198033°F 198325%0%
Sep 2279°F56°F95°F 202437°F 198225%0%
Sep 2379°F56°F93°F 200538°F 198325%0%
Sep 2478°F55°F93°F 200538°F 199024%0%
Sep 2578°F55°F89°F 201638°F 200124%0%
Sep 2677°F55°F88°F 201737°F 198424%0%
Sep 2777°F54°F87°F 199039°F 198524%0%
Sep 2877°F54°F88°F 199842°F 200324%0%
Sep 2976°F54°F89°F 197936°F 198424%0%
Sep 3076°F53°F89°F 197932°F 198424%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Wheaton, 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 6:47 AM, sunset 7:44 PM
September 30
sunrise 7:11 AM, sunset 7:01 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00235704 (Monett 4SW), public domain. Records: NOAA GHCN-Daily, station USC00235704, 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.