Arches National Park weather in January
January in Arches National Park: freezing, dry, with clean air — a good time to visit.
#10 of 12 months in Arches National Park · #338 of 604 destinations to visit in January · comfort 66/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Arches National Park climate normals — January
| Daytime high | 3°C / 37°F | 🥶 freezing |
|---|---|---|
| Nighttime low | -8°C / 18°F | |
| Feels like (high) | -1°C / 30°F | |
| Rainfall | 25 mm / 1 in | ☀️ dry |
| Rainy days | 6 days | |
| Humidity | 67% | 💧 humid |
| Dew point | -8°C / 18°F | |
| Sunshine | 8.1 h/day | |
| Daylight | 9.8 h | |
| Wind | 9 km/h / 6 mph | |
| Snowfall | 13.6 cm / 5.4 in | |
| Air quality (US AQI) | 37 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Arches National Park?
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Arches National Park in January — FAQ
- Is January a good time to visit Arches National Park?
- January in Arches National Park: freezing, dry, with clean air — a good time to visit. It ranks #10 of 12 months for Arches National Park on SeasonMap's comfort score (66/100).
- What is the weather like in Arches National Park in January?
- In January, Arches National Park averages a daily high of 3°C and a low of -7.8°C, with about 24.9 mm of rain over roughly 6.4 rainy days.
- What is the air quality in Arches National Park in January?
- Arches National Park has a mean US Air Quality Index of about 37 in January.
- Does it snow in Arches National Park in January?
- Arches National Park sees roughly 13.6 cm of snowfall in January.