Cool
Average highs are around -6°C, so pack for cooler days.
January verdict
Poor for holiday weather
Average highs are around -6°C, so pack for cooler days. Sunshine averages 3.5h per day, so this is not one of the brighter months. Rainfall averages 141mm, so some wet days are possible.
Monthly averages
Temp
-6°C
Rain
141mm
Sun
3.5h
Weather score
17
Poor
Cool
Average highs are around -6°C, so pack for cooler days.
Showers
Rainfall averages 141mm, so some wet days are possible.
Limited sun
Sunshine averages 3.5h per day, so this is not one of the brighter months.
Map
Compare Grindelwald, Switzerland with nearby places by weather score, rain, sun, temperature, and swim conditions.
January-6°C average high
January 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.
January141mm average rain
January sits on the drier side of Grindelwald's year, which helps with sightseeing and transfers.
Driest monthsJanuary to April and September to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
January3.5 hours average sun
January is one of Grindelwald's cloudier months, so sunshine-led plans are less reliable.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
January17 weather score
January is close to Grindelwald's usual weather score, with limited month-to-month change.
Best weather monthsAll year
The weather score stays consistently strong through the year.
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