Death Valley (CA)
September
Weather in Death Valley, California for September 2026
Your guide to Death Valley weather in September - trends and predictions
So far, September 2026 in Death Valley is slightly warmer than the historical average by 1.3 °F.
The forecast for the next days in Death Valley predicts temperatures to be around 35 °F, close to the historical average.
In general, the average temperature in Death Valley at the beginning of September is 38.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 35.1 °F by the end of September.
Precipitation in Death Valley during September is a rare event, with an average of fewer than 2 rainy days.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
30
Dry days
0
Rainy days
0
Snow days
35°/16°
Temperatures
14 km/h
Avg max wind
27 %
Avg humidity
Death Valley Weather September
Move between months or click on a day
Temperatures trend during September in Death Valley
See the weather trend as well as the moving average line
September weather in Death Valley day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 41° /23° | 0 mm | 10 | |
| Sept. 2 | Sunny | 37° /23° | 0.5 mm | 9 | |
| Sept. 3 | Sunny | 38° /23° | 0 mm | 9 | |
| Sept. 4 | Sunny | 38° /21° | 0 mm | 9 | |
| Sept. 5 | Sunny | 39° /22° | 0 mm | 9 | |
| Sept. 6 | Sunny | 38° /19° | 0 mm | 9 | |
| Sept. 7 | Sunny | 39° /20° | 0 mm | 9 | |
| Sept. 8 | Sunny | 40° /19° | 0 mm | 9 | |
| Sept. 9 | Sunny | 40° /20° | 0 mm | 9 | |
| Sept. 10 | Sunny | 39° /22° | 0 mm | 9 | |
| Sept. 11 | Sunny | 38° /20° | 0 mm | 8 | |
| Sept. 12 | Sunny | 36° /19° | 0 mm | 8 | |
| Sept. 13 | Sunny | 36° /18° | 0 mm | 9 | |
| Sept. 14 | Sunny | 37° /18° | 0 mm | 9 | |
| Sept. 15 | Sunny | 37° /18° | 0 mm | 9 | |
| Sept. 16 | Sunny | 35° /16° | 0 mm | 8 | |
| Sept. 17 | Sunny | 34° /14° | 0 mm | 8 | |
| Sept. 18 | Sunny | 33° /16° | 0 mm | 8 | |
| Sept. 19 | Sunny | 33° /17° | 0 mm | 7 | |
| Sept. 20 | Sunny | 33° /15° | 0 mm | 6 | |
| Sept. 21 |  Patchy rain possible | 33° /23° | 1.7 mm | 6.4 | |
| Sept. 22 | Sunny | 32° /22° | 0 mm | 7.3 | |
| Sept. 23 | Sunny | 35° /24° | 0 mm | 7.3 | |
| Sept. 24 | Sunny | 37° /25° | 0 mm | 7.1 | |
| Sept. 25 | Sunny | 37° /25° | 0 mm | 6.9 | |
| Sept. 26 |  Overcast | 36° /24° | 0 mm | 9 | |
| Sept. 27 | Sunny | 36° /23° | 0 mm | 9 | |
| Sept. 28 | Sunny | 32° /22° | 0 mm | 8 | |
| Sept. 29 | Sunny | 34° /22° | 0 mm | 8 | |
| Sept. 30 | Sunny | 34° /22° | 0 mm | 8 | |
| Next | |||||
Important Notice
Our weather forecast for Death Valley in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Death Valley forecast closer to your planned date for the most up-to-date weather information.
Change Month
Death Valley in September - FAQ
What are the expected maximum and minimum temperatures in Death Valley during September?
Expect warm days with temperatures around 35°, cooling to mild conditions of 16° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Death Valley during September?
Rainfall in Death Valley during September is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 0 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Death Valley during September?
The average wind speed in Death Valley during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Death Valley
Explore the daily rainfall trends and prepare for Death Valleys September weather 💧
UV exposure in Death Valley during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Quick links
More Death Valley weather pages
You are here
Where is Death Valley?Get accurate weather forecasts for Death Valley, located at latitude 36.24 and longitude -116.811. Stay updated with localized weather information tailored for Death Valley.
Found a mistake?
We appreciate your attention to details. Tell us here.