St. Moritz weather in January
January in St. Moritz: freezing, a little rain, with clean air — a great time to visit.
#6 of 12 months in St. Moritz · #251 of 604 destinations to visit in January · comfort 74/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
St. Moritz climate normals — January
| Daytime high | -5°C / 23°F | 🥶 freezing |
|---|---|---|
| Nighttime low | -13°C / 9°F | |
| Feels like (high) | -9°C / 16°F | |
| Rainfall | 65 mm / 2.6 in | 🌦 some rain |
| Rainy days | 9 days | |
| Humidity | 77% | 💦 very humid |
| Dew point | -11°C / 11°F | |
| Sunshine | 6.6 h/day | |
| Daylight | 9.1 h | |
| Wind | 9 km/h / 6 mph | |
| Snowfall | 79.6 cm / 31.3 in | |
| Air quality (US AQI) | 37 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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St. Moritz in January — FAQ
- Is January a good time to visit St. Moritz?
- January in St. Moritz: freezing, a little rain, with clean air — a great time to visit. It ranks #6 of 12 months for St. Moritz on SeasonMap's comfort score (74/100).
- What is the weather like in St. Moritz in January?
- In January, St. Moritz averages a daily high of -5°C and a low of -12.7°C, with about 65 mm of rain over roughly 9.4 rainy days.
- What is the air quality in St. Moritz in January?
- St. Moritz has a mean US Air Quality Index of about 37 in January.
- Does it snow in St. Moritz in January?
- St. Moritz sees roughly 79.6 cm of snowfall in January.