Death Valley Weather in September
Average highs run from 113°F on September 1 to 101°F on September 30, and lows from 85°F to 73°F. Normal precipitation for the month is 0.20 in over about 1 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
- 108°F
- Average low
- 79°F
- Precipitation
- 0.20 in
- Record high
- 110°FSep 6, 2022
- Record low
- 39°FSep 30, 1982
- Chance of a freeze
- 0%
- Days of 90°F or more
- 29.4
- Daylight
- 12 h 56 min to 11 h 50 min
- Cloud cover
- 21%
- Humidity
- 22%
- Dew point
- 34°F
- Wind
- 6.3 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 | 113°F | 85°F | 109°F 2022 | 55°F 1989 | 3% |
| Sep 2 | 113°F | 84°F | 109°F 2022 | 57°F 1979 | 3% |
| Sep 3 | 112°F | 84°F | 107°F 2022 | 56°F 1989 | 3% |
| Sep 4 | 112°F | 84°F | 109°F 2020 | 55°F 2004 | 3% |
| Sep 5 | 112°F | 83°F | 108°F 2022 | 53°F 1985 | 3% |
| Sep 6 | 112°F | 83°F | 110°F 2022 | 54°F 1985 | 3% |
| Sep 7 | 111°F | 83°F | 106°F 2021 | 49°F 1985 | 3% |
| Sep 8 | 111°F | 82°F | 108°F 2021 | 54°F 1989 | 3% |
| Sep 9 | 111°F | 82°F | 104°F 2021 | 51°F 2002 | 3% |
| Sep 10 | 110°F | 82°F | 103°F 1993 | 51°F 1985 | 3% |
| Sep 11 | 110°F | 81°F | 104°F 2015 | 51°F 2020 | 3% |
| Sep 12 | 109°F | 81°F | 101°F 1979 | 46°F 1985 | 3% |
| Sep 13 | 109°F | 80°F | 101°F 1979 | 47°F 2005 | 3% |
| Sep 14 | 109°F | 80°F | 100°F 2000 | 49°F 2005 | 3% |
| Sep 15 | 108°F | 80°F | 100°F 2000 | 52°F 2005 | 3% |
| Sep 16 | 108°F | 79°F | 102°F 2000 | 50°F 1986 | 3% |
| Sep 17 | 107°F | 79°F | 101°F 2000 | 49°F 1982 | 3% |
| Sep 18 | 107°F | 78°F | 98°F 1991 | 45°F 1978 | 3% |
| Sep 19 | 107°F | 78°F | 98°F 2000 | 46°F 1978 | 3% |
| Sep 20 | 106°F | 77°F | 98°F 2000 | 43°F 2004 | 3% |
| Sep 21 | 106°F | 77°F | 97°F 2011 | 44°F 1986 | 3% |
| Sep 22 | 105°F | 77°F | 97°F 2002 | 44°F 2017 | 3% |
| Sep 23 | 105°F | 76°F | 98°F 2003 | 48°F 2016 | 3% |
| Sep 24 | 104°F | 76°F | 99°F 2001 | 47°F 2017 | 3% |
| Sep 25 | 104°F | 75°F | 99°F 2015 | 51°F 2006 | 3% |
| Sep 26 | 103°F | 75°F | 99°F 2003 | 40°F 1986 | 3% |
| Sep 27 | 103°F | 74°F | 103°F 2010 | 47°F 2013 | 3% |
| Sep 28 | 102°F | 74°F | 103°F 2024 | 42°F 1982 | 3% |
| Sep 29 | 102°F | 73°F | 99°F 2010 | 44°F 1982 | 3% |
| Sep 30 | 101°F | 73°F | 101°F 2024 | 39°F 1982 | 3% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PDT).
- September 1
- sunrise 6:19 AM, sunset 7:15 PM
- September 30
- sunrise 6:42 AM, sunset 6:32 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00042319 (Death Valley Np), public domain. Records: NOAA GHCN-Daily, station USW00003160, 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.