Presidio Weather in September
Average highs run from 98°F on September 1 to 92°F on September 30, and lows from 73°F to 64°F. Normal precipitation for the month is 0.95 in over about 3 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
- 95°F
- Average low
- 69°F
- Precipitation
- 0.95 in
- Record high
- 112°FSep 1, 1952
- Record low
- 42°FSep 28, 1973
- Chance of a freeze
- 0%
- Days of 90°F or more
- 26.6
- Daylight
- 12 h 44 min to 11 h 54 min
- Cloud cover
- 46%
- Humidity
- 50%
- Dew point
- 54°F
- Wind
- 7.2 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 | 98°F | 73°F | 112°F 1952 | 55°F 1944 | 13% |
| Sep 2 | 98°F | 73°F | 110°F 1959 | 58°F 1955 | 13% |
| Sep 3 | 98°F | 73°F | 109°F 1958 | 60°F 1955 | 13% |
| Sep 4 | 97°F | 73°F | 106°F 2001 | 57°F 1934 | 13% |
| Sep 5 | 97°F | 73°F | 107°F 1948 | 55°F 1984 | 13% |
| Sep 6 | 97°F | 72°F | 109°F 1948 | 57°F 1984 | 13% |
| Sep 7 | 97°F | 72°F | 107°F 2000 | 54°F 1953 | 13% |
| Sep 8 | 96°F | 72°F | 108°F 1945 | 60°F 1932 | 13% |
| Sep 9 | 96°F | 71°F | 107°F 1957 | 55°F 2004 | 13% |
| Sep 10 | 96°F | 71°F | 105°F 1955 | 52°F 1956 | 13% |
| Sep 11 | 96°F | 71°F | 105°F 1978 | 55°F 1935 | 13% |
| Sep 12 | 95°F | 71°F | 107°F 1978 | 56°F 1935 | 13% |
| Sep 13 | 95°F | 70°F | 106°F 1930 | 54°F 1953 | 13% |
| Sep 14 | 95°F | 70°F | 106°F 1957 | 49°F 1945 | 13% |
| Sep 15 | 95°F | 70°F | 108°F 1960 | 45°F 1945 | 13% |
| Sep 16 | 95°F | 69°F | 106°F 1956 | 51°F 1945 | 13% |
| Sep 17 | 94°F | 69°F | 107°F 1997 | 51°F 1945 | 12% |
| Sep 18 | 94°F | 69°F | 105°F 1957 | 50°F 1951 | 12% |
| Sep 19 | 94°F | 68°F | 107°F 2005 | 52°F 1951 | 12% |
| Sep 20 | 94°F | 68°F | 105°F 1953 | 48°F 1991 | 12% |
| Sep 21 | 93°F | 68°F | 105°F 2005 | 53°F 1942 | 12% |
| Sep 22 | 93°F | 67°F | 105°F 1982 | 47°F 1975 | 11% |
| Sep 23 | 93°F | 67°F | 102°F 1933 | 47°F 1975 | 11% |
| Sep 24 | 93°F | 67°F | 103°F 1977 | 46°F 1939 | 11% |
| Sep 25 | 93°F | 66°F | 104°F 1977 | 50°F 1939 | 11% |
| Sep 26 | 92°F | 66°F | 107°F 2005 | 50°F 1975 | 11% |
| Sep 27 | 92°F | 65°F | 106°F 1951 | 46°F 1970 | 10% |
| Sep 28 | 92°F | 65°F | 104°F 1977 | 42°F 1973 | 10% |
| Sep 29 | 92°F | 65°F | 104°F 1977 | 46°F 1935 | 10% |
| Sep 30 | 92°F | 64°F | 108°F 1977 | 49°F 1976 | 10% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (CDT).
- September 1
- sunrise 7:35 AM, sunset 8:19 PM
- September 30
- sunrise 7:50 AM, sunset 7:44 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00417262 (Presidio), public domain. Records: NOAA GHCN-Daily, station USC00417262, 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.