Joshua Tree National Park weather in January
January in Joshua Tree National Park: cool, dry, with clean air — an excellent time to visit.
#6 of 12 months in Joshua Tree National Park · #164 of 604 destinations to visit in January · comfort 80/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Joshua Tree National Park climate normals — January
| Daytime high | 17°C / 62°F | 🙂 cool |
|---|---|---|
| Nighttime low | 6°C / 43°F | |
| Feels like (high) | 13°C / 55°F | |
| Rainfall | 15 mm / 0.6 in | ☀️ dry |
| Rainy days | 3 days | |
| Humidity | 42% | 🍃 comfortable |
| Dew point | -4°C / 25°F | |
| Sunshine | 8.7 h/day | |
| Daylight | 10.2 h | |
| Wind | 11 km/h / 7 mph | |
| Air quality (US AQI) | 34 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Joshua Tree National Park in January — FAQ
- Is January a good time to visit Joshua Tree National Park?
- January in Joshua Tree National Park: cool, dry, with clean air — an excellent time to visit. It ranks #6 of 12 months for Joshua Tree National Park on SeasonMap's comfort score (80/100).
- What is the weather like in Joshua Tree National Park in January?
- In January, Joshua Tree National Park averages a daily high of 16.6°C and a low of 6°C, with about 14.8 mm of rain over roughly 3 rainy days.
- What is the air quality in Joshua Tree National Park in January?
- Joshua Tree National Park has a mean US Air Quality Index of about 34 in January.