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Weather in Death Valley for September 2025

Your guide to Death Valley weather in September - trends and predictions
  • In general, the average temperature in Death Valley at the beginning of September is 39.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 35.3 °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.

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Average dry days
29
Dry days
Average rainy days
1
Rainy days
Average snowy days
0
Snow days
Average temperatures
35°/15°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
25 %
Avg humidity

Death Valley in September average weather

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Temperatures trend during September in Death Valley

See the weather trend as well as the moving average line

September weather day by day

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Date Weather Temperatures Rain UV More
Sept. 1 Sunny
Sunny
42° /25° 0 mm 10
Sept. 2 Partly cloudy
Partly cloudy
39° /23° 1 mm 10
Sept. 3 Sunny
Sunny
38° /22° 0 mm 9
Sept. 4 Sunny
Sunny
37° /19° 0 mm 9
Sept. 5 Sunny
Sunny
40° /21° 0 mm 10
Sept. 6 Sunny
Sunny
40° /20° 0 mm 10
Sept. 7 Sunny
Sunny
41° /20° 0 mm 10
Sept. 8 Sunny
Sunny
40° /19° 0 mm 10
Sept. 9 Sunny
Sunny
41° /20° 0 mm 10
Sept. 10 Overcast
Overcast
40° /22° 0 mm 9
Sept. 11 Sunny
Sunny
38° /19° 0 mm 9
Sept. 12 Sunny
Sunny
35° /18° 0 mm 9
Sept. 13 Sunny
Sunny
37° /17° 0 mm 9
Sept. 14 Sunny
Sunny
38° /18° 0 mm 9
Sept. 15 Sunny
Sunny
37° /18° 0 mm 9
Sept. 16 Sunny
Sunny
33° /15° 0 mm 8
Sept. 17 Sunny
Sunny
33° /10° 0 mm 8
Sept. 18 Sunny
Sunny
32° /12° 0 mm 8
Sept. 19 Sunny
Sunny
31° /14° 0 mm 7
Sept. 20 Sunny
Sunny
31° /11° 0 mm 8
Sept. 21 Sunny
Sunny
33° /11° 0 mm 8
Sept. 22 Overcast
Overcast
32° /11° 0 mm 8
Sept. 23 Partly cloudy
Partly cloudy
34° /13° 0 mm 9
Sept. 24 Sunny
Sunny
35° /10° 0 mm 9
Sept. 25 Sunny
Sunny
36° /12° 0 mm 9
Sept. 26 Sunny
Sunny
35° /11° 0 mm 9
Sept. 27 Sunny
Sunny
36° /12° 0 mm 9
Sept. 28 Sunny
Sunny
36° /13° 0 mm 9
Sept. 29 Sunny
Sunny
37° /13° 0 mm 9
Sept. 30 Thundery outbreaks possible
Thundery outbreaks possible
32° /11° 0 mm 8
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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.

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 15° 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 1 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 15 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 ☀️

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Location coordinates 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.

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