Mild
Average highs are around 23°C, so days are mild rather than hot.
Weather Guide
Ascona, Switzerland Average Monthly Weather
Weather score34Poor annual avg
Best months: July, August, June
Across the year, average daytime temperatures are around 14°C, sunshine averages 5.1h per day, and rainfall totals about 1383mm.
Annual weather
Annual averages
Temp
14°C
Rain
1383mm
Annual total
Sun
5.1h
Weather score
34
Poor avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 153mm, so some wet days are possible.
Some sun
Sunshine averages 7h per day, enough for a balanced month.
Map
Weather map
Compare Ascona, Switzerland with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August23°C average high
August is one of Ascona's warmest months, with daytime heat above the yearly average.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
August153mm average rain
August is wetter than Ascona's yearly average, so flexible plans matter more.
Driest monthsJanuary to March and December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August7 hours average sun
August is brighter than Ascona's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
Weather score
August52 weather score
August scores above Ascona's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.
