Stephen Weather in September
Average highs run from 78°F on September 1 to 65°F on September 30, and lows from 49°F to 39°F. Normal precipitation for the month is 2.69 in over about 7 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
- 72°F
- Average low
- 44°F
- Precipitation
- 2.69 in
- Record high
- 102°FSep 3, 1983
- Record low
- 13°FSep 29, 1899
- Chance of a freeze
- 67%
- Days of 90°F or more
- 1.0
- Daylight
- 13 h 24 min to 11 h 42 min
- Cloud cover
- 58%
- Humidity
- 67%
- Dew point
- 46°F
- Wind
- 11.0 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.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Sep 1 | 78°F | 49°F | 95°F 1929 | 30°F 1935 | 24% | 0% |
| Sep 2 | 77°F | 49°F | 98°F 1948 | 24°F 1946 | 24% | 0% |
| Sep 3 | 77°F | 49°F | 102°F 1983 | 33°F 1918 | 24% | 0% |
| Sep 4 | 77°F | 48°F | 94°F 1978 | 33°F 1914 | 24% | 0% |
| Sep 5 | 76°F | 48°F | 94°F 1978 | 29°F 1924 | 24% | 0% |
| Sep 6 | 76°F | 48°F | 101°F 1978 | 31°F 1934 | 24% | 0% |
| Sep 7 | 76°F | 47°F | 100°F 1931 | 34°F 1901 | 23% | 0% |
| Sep 8 | 75°F | 47°F | 94°F 1931 | 33°F 1992 | 23% | 0% |
| Sep 9 | 75°F | 47°F | 97°F 1978 | 23°F 1917 | 23% | |
| Sep 10 | 74°F | 46°F | 95°F 1952 | 21°F 1917 | 23% | |
| Sep 11 | 74°F | 46°F | 94°F 1931 | 27°F 1955 | 23% | |
| Sep 12 | 74°F | 46°F | 91°F 1952 | 22°F 1902 | 23% | |
| Sep 13 | 73°F | 45°F | 93°F 1927 | 22°F 1923 | 23% | |
| Sep 14 | 73°F | 45°F | 89°F 1969 | 26°F 1956 | 23% | |
| Sep 15 | 72°F | 45°F | 88°F 1968 | 23°F 1947 | 23% | |
| Sep 16 | 72°F | 44°F | 89°F 1908 | 25°F 1973 | 23% | |
| Sep 17 | 71°F | 44°F | 90°F 1979 | 22°F 1959 | 23% | |
| Sep 18 | 71°F | 43°F | 89°F 1989 | 16°F 1929 | 23% | |
| Sep 19 | 70°F | 43°F | 92°F 1914 | 24°F 1938 | 23% | |
| Sep 20 | 70°F | 43°F | 92°F 1914 | 21°F 1973 | 23% | |
| Sep 21 | 69°F | 42°F | 90°F 1908 | 22°F 1904 | 23% | |
| Sep 22 | 69°F | 42°F | 90°F 1938 | 22°F 1947 | 23% | |
| Sep 23 | 68°F | 41°F | 87°F 1930 | 23°F 1943 | 23% | |
| Sep 24 | 68°F | 41°F | 83°F 1923 | 23°F 1951 | 23% | |
| Sep 25 | 67°F | 41°F | 91°F 1938 | 20°F 1926 | 23% | |
| Sep 26 | 67°F | 40°F | 85°F 1952 | 20°F 1939 | 23% | |
| Sep 27 | 66°F | 40°F | 97°F 1952 | 18°F 1907 | 22% | |
| Sep 28 | 66°F | 40°F | 86°F 1943 | 20°F 1945 | 22% | |
| Sep 29 | 65°F | 39°F | 87°F 2021 | 13°F 1899 | 22% | |
| Sep 30 | 65°F | 39°F | 88°F 2021 | 20°F 1939 | 22% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CDT).
- September 1
- sunrise 6:45 AM, sunset 8:09 PM
- September 30
- sunrise 7:26 AM, sunset 7:08 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00210252 (Argyle), public domain. Records: NOAA GHCN-Daily, station USC00213455, 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.