Stanley Weather in September
Average highs run from 76°F on September 1 to 63°F on September 30, and lows from 48°F to 36°F. Normal precipitation for the month is 1.82 in over about 9 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
- 70°F
- Average low
- 42°F
- Precipitation
- 1.82 in
- Snowfall
- 0.2 in
- Record high
- 100°FSep 3, 1940
- Record low
- 10°FSep 26, 1942
- Chance of a freeze
- 83%
- Days of 90°F or more
- 1.4
- Daylight
- 13 h 24 min to 11 h 42 min
- Cloud cover
- 55%
- Humidity
- 60%
- Dew point
- 42°F
- Wind
- 11.2 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 | 76°F | 48°F | 97°F 1983 | 25°F 1946 | 30% | 0% |
| Sep 2 | 76°F | 47°F | 99°F 1983 | 26°F 1946 | 30% | 0% |
| Sep 3 | 75°F | 47°F | 100°F 1940 | 30°F 1961 | 30% | 0% |
| Sep 4 | 75°F | 47°F | 99°F 1945 | 31°F 1956 | 30% | 0% |
| Sep 5 | 74°F | 46°F | 100°F 1998 | 27°F 1965 | 30% | 0% |
| Sep 6 | 74°F | 46°F | 95°F 1942 | 25°F 1956 | 30% | 0% |
| Sep 7 | 74°F | 45°F | 100°F 1976 | 30°F 1986 | 30% | 0% |
| Sep 8 | 73°F | 45°F | 96°F 1980 | 31°F 1965 | 30% | 0% |
| Sep 9 | 73°F | 45°F | 94°F 1994 | 28°F 1948 | 30% | 0% |
| Sep 10 | 72°F | 44°F | 99°F 1994 | 26°F 1955 | 30% | 0% |
| Sep 11 | 72°F | 44°F | 95°F 1982 | 27°F 1964 | 30% | 0% |
| Sep 12 | 71°F | 44°F | 91°F 1969 | 28°F 1989 | 30% | 1% |
| Sep 13 | 71°F | 43°F | 90°F 1946 | 22°F 1970 | 30% | 1% |
| Sep 14 | 71°F | 43°F | 94°F 1946 | 22°F 1949 | 29% | 1% |
| Sep 15 | 70°F | 42°F | 98°F 1948 | 23°F 1945 | 29% | 1% |
| Sep 16 | 70°F | 42°F | 90°F 2002 | 23°F 1959 | 29% | 1% |
| Sep 17 | 69°F | 42°F | 91°F 2002 | 23°F 1973 | 29% | 1% |
| Sep 18 | 69°F | 41°F | 93°F 1989 | 26°F 1973 | 29% | 1% |
| Sep 19 | 68°F | 41°F | 88°F 2004 | 23°F 1991 | 29% | 1% |
| Sep 20 | 68°F | 40°F | 92°F 1960 | 23°F 1991 | 29% | 1% |
| Sep 21 | 67°F | 40°F | 92°F 1938 | 17°F 1983 | 29% | 1% |
| Sep 22 | 67°F | 40°F | 93°F 1938 | 16°F 1983 | 29% | 1% |
| Sep 23 | 66°F | 39°F | 85°F 2007 | 16°F 1983 | 29% | 2% |
| Sep 24 | 66°F | 39°F | 89°F 1992 | 19°F 1985 | 29% | 2% |
| Sep 25 | 65°F | 38°F | 91°F 1992 | 19°F 1939 | 29% | 2% |
| Sep 26 | 65°F | 38°F | 91°F 2014 | 10°F 1942 | 29% | 2% |
| Sep 27 | 64°F | 38°F | 90°F 2014 | 10°F 1942 | 29% | 2% |
| Sep 28 | 64°F | 37°F | 85°F 1943 | 20°F 1941 | 29% | 2% |
| Sep 29 | 63°F | 37°F | 85°F 2010 | 17°F 1939 | 29% | 2% |
| Sep 30 | 63°F | 36°F | 90°F 1963 | 16°F 1974 | 28% | 3% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CDT).
- September 1
- sunrise 7:07 AM, sunset 8:31 PM
- September 30
- sunrise 7:48 AM, sunset 7:30 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00328276 (Stanley 3 Nnw), public domain. Records: NOAA GHCN-Daily, station USC00328276, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.