St. Moritz Weather in January
St. Moritz in January sees very low temperatures, with highs around -6°C (21°F) and overnight lows of -15°C (5°F). Snowfall is fairly high at around 74 mm (2.9 in) on average, so pack waterproofs just in case.
Rainfall in St. Moritz in January
Historically, January sees about 17 days of snow, with a monthly average of 74 mm (2.9 in). Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.
Temperature in St. Moritz in January
In January, St. Moritz gets very low temperatures, with highs of -6°C (21°F). Nights cool to around -15°C (5°F). January is known for being in the winter season. It stays very cold throughout much of the day, so warm winter clothing is essential. At -15°C (5°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating. With temperatures often at their lowest, it is the coldest month of the year. Ideal for indoor activities, be sure to pack warm clothing.
Sunshine in St. Moritz in January
The area enjoys a moderate level of sunlight, with around 120 hours. It's a good balance between sunny and cloudy days.Our weather planner can help you find worldwide destinations with pleasant weather during this period. July and August typically offer the best weather for St. Moritz.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Switzerland, check out our St. Moritz's climate page.
St. Moritz Temperature in January
Min Temperature
-15°C (5°F)
Max Temperature
-6°C (21°F)
Chance of Rain
57%
Precipitation
74 mm (2.9 in)
Rainy days
17 days
Humidity
78% *
Sunshine
120 hours *
Percentage Sunshine
59% *
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in St. Moritz typically stay consistent throughout January, with daily highs averaging around -6°C (21°F). Nights are very cold, with lows typically ranging from -14°C (7°F) to -12°C (10°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for St. Moritz in January
Browse day-by-day weather records for St. Moritz spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
St. Moritz historical weather extremes in January
Based on weather observations in St. Moritz between 2000 and 2025, these are the recorded extremes during January.
- On January 19, 2007, temperatures climbed to 9°C (48°F), marking the warmest January day on record.
- The coldest January day was on January 28, 2005, with a maximum of -14°C (7°F).
- St. Moritz registered its coldest January night on January 26, 2005, with temperatures dropping to -26°C (-15°F).
Best Places in Switzerland in January
Find out more about the weather in Switzerland and which places have the best travel conditions in this month. See all of Switzerland in January →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in St. Moritz in January
We recommend you pack up your warm winter gear for St. Moritz in January. If you have insulated boots, thermal layers, and a heavy winter coat that can handle snow and freezing temperatures it's smart to bring them. Don't forget gloves, a warm hat, and a scarf. Rain is likely on several days, so bring a good rain jacket. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in St. Moritz in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Switzerland, check out our St. Moritz's climate page.
Temperature Rainfall Sunshine Humidity
See the full St. Moritz climate overview or explore weather in Switzerland.
