Cool
Average highs are around 5°C, so pack for cooler days.
December verdict
Ascona, Switzerland in December
Weather score27Poor
Poor for holiday weather
Average highs are around 5°C, so pack for cooler days. Sunshine averages 3.3h per day, so this is not one of the brighter months. Rainfall averages 61mm, which is relatively low for holiday planning.
December weather
Monthly averages
Temp
5°C
Rain
61mm
Sun
3.3h
Weather score
27
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 61mm, which is relatively low for holiday planning.
Limited sun
Sunshine averages 3.3h per day, so this is not one of the brighter months.
Map
Weather map
Compare Ascona, Switzerland with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
December5°C average high
December has some of the coolest average daytime highs of the year, so pack for fresher conditions.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
December61mm average rain
December is one of Ascona's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsJanuary to March and December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
December3.3 hours average sun
December is one of Ascona's cloudier months, so sunshine-led plans are less reliable.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
Weather score
December27 weather score
December scores below Ascona's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.
