Capitan Weather in September
Average highs run from 81°F on September 1 to 75°F on September 30, and lows from 52°F to 43°F. Normal precipitation for the month is 2.33 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
- 78°F
- Average low
- 48°F
- Precipitation
- 2.33 in
- Record high
- 95°FSep 4, 1936
- Record low
- 24°FSep 29, 1924
- Chance of a freeze
- 7%
- Daylight
- 12 h 51 min to 11 h 52 min
- Cloud cover
- 40%
- Humidity
- 51%
- Dew point
- 44°F
- Wind
- 6.9 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 | 81°F | 52°F | 90°F 1982 | 42°F 1987 | 28% | 0% |
| Sep 2 | 81°F | 51°F | 92°F 1939 | 42°F 1932 | 28% | 0% |
| Sep 3 | 81°F | 51°F | 94°F 1936 | 44°F 1920 | 27% | 0% |
| Sep 4 | 81°F | 51°F | 95°F 1936 | 41°F 1928 | 27% | 0% |
| Sep 5 | 81°F | 51°F | 91°F 1995 | 38°F 1988 | 27% | 0% |
| Sep 6 | 80°F | 51°F | 91°F 1939 | 36°F 1929 | 26% | 0% |
| Sep 7 | 80°F | 50°F | 90°F 1934 | 33°F 1938 | 26% | 0% |
| Sep 8 | 80°F | 50°F | 90°F 1984 | 40°F 1928 | 26% | 0% |
| Sep 9 | 80°F | 50°F | 85°F 1940 | 34°F 1920 | 26% | 0% |
| Sep 10 | 80°F | 50°F | 84°F 1983 | 36°F 1920 | 25% | 0% |
| Sep 11 | 79°F | 49°F | 88°F 2004 | 38°F 1920 | 25% | 0% |
| Sep 12 | 79°F | 49°F | 86°F 2000 | 34°F 1930 | 25% | 0% |
| Sep 13 | 79°F | 49°F | 87°F 2004 | 38°F 1929 | 24% | 0% |
| Sep 14 | 79°F | 48°F | 88°F 1922 | 38°F 1929 | 24% | 0% |
| Sep 15 | 78°F | 48°F | 88°F 2010 | 33°F 1928 | 24% | 0% |
| Sep 16 | 78°F | 48°F | 87°F 2010 | 34°F 1930 | 23% | 0% |
| Sep 17 | 78°F | 47°F | 87°F 2004 | 35°F 1930 | 23% | 0% |
| Sep 18 | 78°F | 47°F | 86°F 1940 | 32°F 2006 | 23% | 0% |
| Sep 19 | 78°F | 47°F | 86°F 1983 | 32°F 2006 | 22% | 0% |
| Sep 20 | 77°F | 47°F | 86°F 1922 | 32°F 1923 | 22% | 0% |
| Sep 21 | 77°F | 46°F | 85°F 2005 | 33°F 1920 | 21% | 0% |
| Sep 22 | 77°F | 46°F | 85°F 2005 | 30°F 1995 | 21% | 0% |
| Sep 23 | 77°F | 46°F | 82°F 1930 | 28°F 1924 | 20% | 0% |
| Sep 24 | 76°F | 45°F | 86°F 1998 | 33°F 2009 | 20% | 0% |
| Sep 25 | 76°F | 45°F | 85°F 2005 | 31°F 2000 | 20% | 0% |
| Sep 26 | 76°F | 45°F | 86°F 2003 | 33°F 2000 | 19% | 0% |
| Sep 27 | 76°F | 44°F | 85°F 1999 | 32°F 1934 | 19% | 0% |
| Sep 28 | 75°F | 44°F | 86°F 2010 | 29°F 1936 | 19% | 0% |
| Sep 29 | 75°F | 44°F | 88°F 2010 | 24°F 1924 | 18% | 0% |
| Sep 30 | 75°F | 43°F | 87°F 2003 | 28°F 1942 | 18% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MDT).
- September 1
- sunrise 6:36 AM, sunset 7:27 PM
- September 30
- sunrise 6:56 AM, sunset 6:48 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00291440 (Capitan), public domain. Records: NOAA GHCN-Daily, station USC00291440, 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.