Cool
Average highs are around -1°C, so pack for cooler days.
January verdict
Poor for holiday weather
Average highs are around -1°C, so pack for cooler days. Sunshine averages 2.2h per day, so this is not one of the brighter months. Rainfall averages 343mm, so showers are a real planning factor.
Monthly averages
Temp
-1°C
Rain
343mm
Sun
2.2h
Weather score
3
Poor
Cool
Average highs are around -1°C, so pack for cooler days.
Wet
Rainfall averages 343mm, so showers are a real planning factor.
Limited sun
Sunshine averages 2.2h per day, so this is not one of the brighter months.
Map
Compare Snoqualmie Pass, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
January-1°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.
January343mm average rain
January is one of Snoqualmie Pass' wettest months, so rain is likely to be a major planning factor.
Driest monthsMay to September
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
January2.2 hours average sun
January is one of Snoqualmie Pass' cloudier months, so sunshine-led plans are less reliable.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
January3 weather score
January is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.
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