Kirkwood climate

Kirkwood Weather in September

NOAA 1991-2020 normals for St Charles 7 Ssw, 15.2 km from Kirkwood

Average highs run from 85°F on September 1 to 76°F on September 30, and lows from 64°F to 53°F. Normal precipitation for the month is 3.31 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 Kirkwood, 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
3.31 in
Record high
104°FSep 1, 1984
Record low
32°FSep 28, 1942
Chance of a freeze
1%
Days of 90°F or more
4.4
Daylight
13 h 00 min to 11 h 49 min
Cloud cover
46%
Humidity
68%
Dew point
56°F
Wind
5.1 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 185°F64°F104°F 198449°F 194922%0%
Sep 285°F63°F101°F 195350°F 194922%0%
Sep 385°F63°F101°F 201145°F 197422%0%
Sep 485°F63°F104°F 195442°F 197421%0%
Sep 584°F62°F103°F 195447°F 197421%0%
Sep 684°F62°F101°F 195448°F 196221%0%
Sep 784°F62°F101°F 193946°F 195621%0%
Sep 883°F61°F101°F 194742°F 198621%0%
Sep 983°F61°F99°F 195548°F 194321%0%
Sep 1083°F61°F98°F 198346°F 197621%0%
Sep 1183°F60°F98°F 201342°F 194021%0%
Sep 1282°F60°F98°F 195644°F 194021%0%
Sep 1382°F60°F100°F 193943°F 197521%0%
Sep 1482°F59°F101°F 193946°F 194921%0%
Sep 1581°F59°F101°F 193945°F 196121%0%
Sep 1681°F58°F98°F 195444°F 196621%0%
Sep 1781°F58°F99°F 202645°F 194321%0%
Sep 1880°F58°F96°F 195342°F 197321%0%
Sep 1980°F57°F96°F 195542°F 193821%0%
Sep 2080°F57°F97°F 201741°F 199121%0%
Sep 2179°F56°F96°F 194040°F 198321%0%
Sep 2279°F56°F95°F 195640°F 197422%0%
Sep 2379°F56°F93°F 200736°F 197422%0%
Sep 2478°F55°F93°F 193837°F 194222%0%
Sep 2578°F55°F92°F 201739°F 194222%0%
Sep 2677°F54°F93°F 201735°F 194022%0%
Sep 2777°F54°F92°F 201936°F 194022%0%
Sep 2877°F53°F97°F 195332°F 194222%0%
Sep 2976°F53°F102°F 195336°F 194222%0%
Sep 3076°F53°F93°F 195236°F 194923%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Kirkwood, 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 6:31 AM, sunset 7:31 PM
September 30
sunrise 6:57 AM, sunset 6:46 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00237398 (St Charles 7 Ssw), public domain. Records: NOAA GHCN-Daily, station USW00013994, 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.