Cool
Average highs are around 5°C, so pack for cooler days.
December verdict
Chilliwack, British Columbia, Canada in December
Weather score5Poor
Poor for holiday weather
Average highs are around 5°C, so pack for cooler days. Sunshine averages 1.6h per day, so this is not one of the brighter months. Rainfall averages 226mm, so showers are a real planning factor.
December weather
Monthly averages
Temp
5°C
Rain
226mm
Sun
1.6h
Sea
8°C
Weather score
5
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 226mm, so showers are a real planning factor.
Limited sun
Sunshine averages 1.6h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 8°C, so the water can feel cool.
Map
Weather map
Compare Chilliwack, British Columbia, Canada 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
December226mm average rain
December is one of Chilliwack's 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.
Sun
December1.6 hours average sun
December is one of Chilliwack's cloudier months, so sunshine-led plans are less reliable.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
December8°C average sea
December is one of the coolest sea months, so the water may feel fresher than in peak months.
Warmest seaJune to September
Sea temperatures are usually near 13°C in this stretch, so swimming comfort is at its strongest.
Weather score
December5 weather score
December 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.
