Saguaro National Park weather in January
January in Saguaro National Park: cool, a little rain, with clean air — an excellent time to visit.
#8 of 12 months in Saguaro National Park · #167 of 604 destinations to visit in January · comfort 80/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Saguaro National Park climate normals — January
| Daytime high | 14°C / 58°F | 🙂 cool |
|---|---|---|
| Nighttime low | 1°C / 34°F | |
| Feels like (high) | 11°C / 52°F | |
| Rainfall | 34 mm / 1.4 in | 🌦 some rain |
| Rainy days | 5 days | |
| Humidity | 55% | 🍃 comfortable |
| Dew point | -3°C / 27°F | |
| Sunshine | 8.7 h/day | |
| Daylight | 10.3 h | |
| Wind | 12 km/h / 8 mph | |
| Snowfall | 3.3 cm / 1.3 in | |
| Air quality (US AQI) | 32 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Saguaro National Park?
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Saguaro National Park in January — FAQ
- Is January a good time to visit Saguaro National Park?
- January in Saguaro National Park: cool, a little rain, with clean air — an excellent time to visit. It ranks #8 of 12 months for Saguaro National Park on SeasonMap's comfort score (80/100).
- What is the weather like in Saguaro National Park in January?
- In January, Saguaro National Park averages a daily high of 14.2°C and a low of 1°C, with about 34.4 mm of rain over roughly 5 rainy days.
- What is the air quality in Saguaro National Park in January?
- Saguaro National Park has a mean US Air Quality Index of about 32 in January.
- Does it snow in Saguaro National Park in January?
- Saguaro National Park sees roughly 3.3 cm of snowfall in January.