Death Valley weather in September
“Reliably warm, dry, and generous with light.”
Roughly 2 rainy days across the month, on average.
September brings hot, dry conditions to Death Valley, with average highs of 29°C (85°F) and lows of 21.5°C (71°F). Despite the intense daytime heat, evenings cool considerably, making nights quite pleasant. Rainfall is virtually nonexistent at just 8.9mm across only 1.8 days, so precipitation is rarely a concern. You'll enjoy exceptional sunshine with 11.7 hours of daylight daily, perfect for exploring the valley's dramatic landscapes.
September marks the tail end of summer tourism, meaning fewer crowds than peak season months. The atmosphere shifts toward autumn, though the desert remains warm. This is an ideal time for visitors seeking solitude and lower accommodation prices. Local tourism remains steady but manageable, allowing for a more intimate experience of Death Valley's unique terrain and natural wonders.
For 2026 travel planning, September offers excellent value and comfortable exploration conditions. Pack layers for temperature swings between day and night, bring plenty of water, and plan activities for early morning or late afternoon to avoid midday heat. This month represents one of the best windows for serious desert hikers and photographers seeking dramatic light without overwhelming summer crowds.
What to pack for Death Valley in September
- •Breathable cotton or linen, and a broad-brimmed hat
- •Reef-safe sunscreen and polarised sunglasses
- •Comfortable, broken-in walking shoes
- •A small daypack that won't look like a tourist beacon
What to pack for Death Valley in September
- →Quick-dry travel shirtAmazon · shop this
- →UPF sun hatAmazon · shop this
- →Reef-safe sunscreen SPF 50Amazon · shop this
- →Polarized sunglassesAmazon · shop this
- →Universal travel adapterAmazon · shop this
- →Compression packing cubesAmazon · shop this
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Where to stay in Death Valley
We don't review individual hotels — plenty of people do that well. What we do is send you to compare rooms in Death Valley across trusted platforms.
Compare hotels on Booking.com→Things worth doing
Sunrise hike at Zabriskie Point, explore sand dunes at Mesquite Flat, visit Artist's Palette for colorful badlands, stargazing at night due to minimal light pollution.
September vs. the rest of the year
How this month compares in Death Valley. Tap any month to read more.
highlighted months are among the best time to visit.
Best time to visit Death Valley
September is one of the best months to visit Death Valley — alongside March, April, May. Ten-year climate data confirms it: comfortable temperatures, manageable rainfall, and a healthy dose of sunshine.
See the full best-time-to-visit guide for Death ValleyOther places with a similar climate right now
Death Valley in September — FAQ
Q01Is September a good time to visit Death Valley?
Is September a good time to visit Death Valley?
Yes — this is one of the best months of the year to visit. In September, Death Valley averages a high of 29°C (85°F) and a low of 22°C (71°F), with 9mm of rainfall across roughly 2 rainy days.
Q02What is the average temperature in Death Valley in September?
What is the average temperature in Death Valley in September?
The average high temperature in Death Valley during September is 29°C (85°F), with an average low of 22°C (71°F). These figures are averaged from ten years of daily records (2015–2024, Open-Meteo Archive).
Q03How many rainy days does Death Valley have in September?
How many rainy days does Death Valley have in September?
Death Valley averages approximately 2 rainy days in September, with a total monthly rainfall of about 9mm. This is based on daily precipitation records where days with 1mm or more of rain are counted as rainy days.
Q04What should I pack for Death Valley in September?
What should I pack for Death Valley in September?
For Death Valley in September, pack light, breathable clothing (cotton or linen), sunscreen and sunglasses, comfortable walking shoes. These recommendations are based on the ten-year weather averages for this specific month.
Q05How crowded is Death Valley in September?
How crowded is Death Valley in September?
Tourist crowds in Death Valley during September are typically moderate — shoulder season, a sweet spot between crowds and weather. Consider this when planning accommodation — prices track crowd levels closely.