Menard County Weather in September
Average highs run from 91°F on September 1 to 85°F on September 30, and lows from 65°F to 55°F. Normal precipitation for the month is 2.20 in over about 5 wet days.
September day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
September at a glance
- Average high
- 88°F
- Average low
- 60°F
- Precipitation
- 2.20 in
- Record high
- 107°FSep 5, 2000
- Record low
- 39°FSep 18, 1951
- Chance of a freeze
- 0%
- Days of 90°F or more
- 13.3
- Daylight
- 12 h 46 min to 11 h 54 min
- Cloud cover
- 42%
- Humidity
- 62%
- Dew point
- 60°F
- Wind
- 9.2 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Sep 1 | 91°F | 65°F | 105°F 1952 | 54°F 1950 | 20% |
| Sep 2 | 91°F | 64°F | 104°F 2026 | 56°F 1948 | 20% |
| Sep 3 | 91°F | 64°F | 104°F 2026 | 56°F 1948 | 20% |
| Sep 4 | 91°F | 64°F | 104°F 2000 | 56°F 2010 | 20% |
| Sep 5 | 90°F | 64°F | 107°F 2000 | 49°F 1952 | 20% |
| Sep 6 | 90°F | 63°F | 104°F 2012 | 45°F 2011 | 20% |
| Sep 7 | 90°F | 63°F | 105°F 2012 | 47°F 2011 | 19% |
| Sep 8 | 90°F | 63°F | 106°F 2023 | 49°F 1957 | 19% |
| Sep 9 | 89°F | 62°F | 104°F 2023 | 46°F 1956 | 19% |
| Sep 10 | 89°F | 62°F | 101°F 2023 | 50°F 2024 | 19% |
| Sep 11 | 89°F | 62°F | 101°F 2000 | 49°F 1968 | 19% |
| Sep 12 | 89°F | 62°F | 103°F 2026 | 43°F 1959 | 19% |
| Sep 13 | 89°F | 61°F | 101°F 2011 | 48°F 1968 | 18% |
| Sep 14 | 88°F | 61°F | 102°F 2017 | 55°F 1960 | 18% |
| Sep 15 | 88°F | 61°F | 100°F 2017 | 52°F 1959 | 18% |
| Sep 16 | 88°F | 60°F | 99°F 1962 | 48°F 1951 | 18% |
| Sep 17 | 88°F | 60°F | 98°F 1952 | 41°F 1951 | 18% |
| Sep 18 | 88°F | 59°F | 101°F 2019 | 39°F 1951 | 18% |
| Sep 19 | 87°F | 59°F | 101°F 2019 | 46°F 1951 | 17% |
| Sep 20 | 87°F | 59°F | 101°F 1956 | 51°F 2002 | 17% |
| Sep 21 | 87°F | 58°F | 99°F 1956 | 53°F 2002 | 17% |
| Sep 22 | 87°F | 58°F | 99°F 2005 | 46°F 1954 | 17% |
| Sep 23 | 87°F | 58°F | 101°F 2023 | 41°F 1999 | 17% |
| Sep 24 | 86°F | 57°F | 103°F 2023 | 49°F 1954 | 16% |
| Sep 25 | 86°F | 57°F | 106°F 2005 | 45°F 2000 | 16% |
| Sep 26 | 86°F | 57°F | 107°F 2005 | 40°F 2000 | 16% |
| Sep 27 | 86°F | 56°F | 106°F 1953 | 43°F 2000 | 16% |
| Sep 28 | 86°F | 56°F | 104°F 2005 | 40°F 1967 | 16% |
| Sep 29 | 85°F | 55°F | 98°F 1953 | 39°F 2020 | 16% |
| Sep 30 | 85°F | 55°F | 95°F 2024 | 41°F 2020 | 16% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (CDT).
- September 1
- sunrise 7:16 AM, sunset 8:02 PM
- September 30
- sunrise 7:32 AM, sunset 7:26 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00415822 (Menard), public domain. Records: NOAA GHCN-Daily, station USW00013973, 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.