Ascona Weather in March
March in Ascona brings low temperatures around 10°C (50°F) during the day, dropping to 0°C (32°F) at night, with quite a bit of snow/rainfall expected, averaging around 97 mm (3.8 in) for the month.
Rainfall in Ascona in March
On average, there are about 14 days with snow/rain during this month, averaging 97 mm (3.8 in). A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Ascona in March
Temperatures in Ascona in March top out at 10°C (50°F) and drop to 0°C (32°F) overnight. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. With overnight lows of 0°C (32°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold.
Sunshine in Ascona in March
The city usually sees around 203 hours of sunlight, indicating many sunny days despite the cool temperatures, making it a good month for sightseeing.
Wind Speed in Ascona in March
Wind speeds average 1 m/s (2 knots) during March. At this speed, you'll experience mostly light air movement that's just barely noticeable. As an average, some days will be completely calm while others have gentle breezes you can feel on your skin.March in Ascona has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations 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 Ascona's climate page.
Ascona Temperature in March
Min Temperature
0°C (32°F)
Max Temperature
10°C (50°F)
Chance of Rain
47%
Precipitation
97 mm (3.8 in)
Rainy days
14 days
Humidity
59% *
Windspeed
1 m/s (2 knots) *
Sunshine
203 hours *
Percentage Sunshine
59% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Ascona typically rise from around 11°C (52°F) at the start of March to approximately 15°C (59°F) by the end. Nights are cold, with lows typically ranging from 0°C (32°F) to 5°C (41°F).
Average temperatures in March
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 March
Historical weather for Ascona in March
Browse day-by-day weather records for Ascona spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Ascona historical weather extremes in March
According to our 50 years of weather records for Ascona, the following extremes were recorded between 1976 and 2026.
- Ascona recorded its highest March temperature of 27°C (81°F) on March 19, 2005.
- The coldest March day was on March 3, 2005, with a maximum of -2°C (28°F).
- The coldest night in March in Ascona was on March 2, 1979, with a minimum of -13°C (9°F).
Best Places in Switzerland in March
Find out more about the weather in Switzerland and which places have the best travel conditions in this month. See all of Switzerland in March →
perfect weather
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tolerable
unpleasant
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What to Wear in Ascona in March
Cold weather calls for smart layering in March. 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. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Ascona in March
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 Ascona's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Ascona climate overview or explore weather in Switzerland.
