When to go · Joshua Tree
Joshua Tree in September
Avoid month. Listed as a month to avoid: Jun–Sep (extreme heat, limited water).
Key facts
- Verdict
- Avoid
- Temperature
- 40°C (104°F)104°F (40°C) / 22°C (72°F)72°F (22°C)
- average high / low
- Rain days
- 2
- Crowds
- Medium
- United States overall
- Prices
- Medium
- United States overall
Verdict
Listed as a month to avoid: Jun–Sep (extreme heat, limited water).
Is another month better than September?
September is rated avoid. These months rate higher:
- OctoberGreatInside Joshua Tree's best window: Oct–May (cooler desert days, less heat).
- NovemberGreatInside Joshua Tree's best window: Oct–May (cooler desert days, less heat).
- DecemberGreatInside Joshua Tree's best window: Oct–May (cooler desert days, less heat).
- JanuaryGreatInside Joshua Tree's best window: Oct–May (cooler desert days, less heat).
Weather in September
- Joshua TreeHighs around 40 °C (104 °F), lows around 22 °C (72 °F), rain on about 2 daysHighs around 104 °F (40 °C), lows around 72 °F (22 °C), rain on about 2 days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Labor Day big impact
1st Monday of September · United States
End of summer; last big road-trip weekend.
Crowds and prices
- Crowds · United States overall
- Medium
- Prices · United States overall
- Medium
United States overall: After Labor Day the crowds drop and parks stay open; Florida and the Gulf are at hurricane peak.
Compare two months
Weather, crowds and prices for any two months in Joshua Tree, side by side.
Verdict
Sep: Avoid
Jan: Great (better)
Daytime high
Sep: 40 °C (104 °F)104 °F (40 °C)
Jan: 20 °C (68 °F)68 °F (20 °C)
Night low
Sep: 22 °C (72 °F)72 °F (22 °C)
Jan: 5 °C (41 °F)41 °F (5 °C)
Rain days
Sep: 2
Jan: 2
Crowds
Sep: Medium
Jan: Low
Prices
Sep: Medium
Jan: Low
Festivals listed
Sep: 1
Jan: 0
September: Listed as a month to avoid: Jun–Sep (extreme heat, limited water).
January: Inside Joshua Tree's best window: Oct–May (cooler desert days, less heat).
Joshua Tree: figures are long-term averages from this guide, not a forecast.
What to pack
- Light, breathable clothes, a sun hat and sunscreen