St. Moritz Weather in October
St. Moritz in October sees low temperatures, with highs around 6°C (43°F) and overnight lows of -3°C (27°F). Snow/rainfall is fairly high at around 126 mm (5 in) on average, so pack waterproofs just in case.
Rainfall in St. Moritz in October
Analyzing past climate data, one can expect approximately 14 days of snow/rain, averaging 126 mm (5 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in St. Moritz in October
Temperatures in St. Moritz in October top out at 6°C (43°F) and drop to -3°C (27°F) overnight. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. With lows of -3°C (27°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated.
Sunshine in St. Moritz in October
You can expect a moderate amount of sunlight, with approximately 140 hours. This means a pleasant mix of sun and overcast.October in St. Moritz can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
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 October
Min Temperature
-3°C (27°F)
Max Temperature
6°C (43°F)
Chance of Rain
46%
Precipitation
126 mm (5 in)
Rainy days
14 days
Humidity
77% *
Sunshine
140 hours *
Percentage Sunshine
57% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in St. Moritz typically stay consistent throughout October, with daily highs averaging around 6°C (43°F). Nights are very cold, with lows typically ranging from -4°C (25°F) to 1°C (34°F).
Average temperatures in October
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in October
Historical weather for St. Moritz in October
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 October
According to our 49 years of weather records for St. Moritz, the following extremes were recorded between 1976 and 2025.
- The warmest day in October was on October 1, 1997, with a maximum of 22°C (72°F).
- On October 28, 2012, St. Moritz saw its coldest October day with temperatures maxing out at -7°C (19°F).
- The coldest night in October in St. Moritz was on October 29, 1981, with a minimum of -19°C (-2°F).
- The wettest day in October St. Moritz was on October 28, 2018 with 73 mm (2.9 in) of precipitation.
Best Places in Switzerland in October
Find out more about the weather in Switzerland and which places have the best travel conditions in this month. See all of Switzerland in October →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in St. Moritz in October
Cold weather calls for smart layering in October. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in St. Moritz in October
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.
