Cool
Average highs are around 7°C, so pack for cooler days.
December verdict
Rainier (Oregon), United States in December
Weather score6Poor
Poor for holiday weather
Average highs are around 7°C, so pack for cooler days. Sunshine averages 1.9h per day, so this is not one of the brighter months. Rainfall averages 202mm, so showers are a real planning factor.
December weather
Monthly averages
Temp
7°C
Rain
202mm
Sun
1.9h
Sea
10°C
Weather score
6
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 202mm, so showers are a real planning factor.
Limited sun
Sunshine averages 1.9h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 10°C, so the water can feel cool.
Map
Weather map
Compare Rainier (Oregon), United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
December7°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
December202mm average rain
December is one of Rainier (Oregon)'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
December1.9 hours average sun
December is one of Rainier (Oregon)'s cloudier months, so sunshine-led plans are less reliable.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
December10°C average sea
December is below Rainier (Oregon)'s yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJune to September
Sea temperatures are usually near 14°C in this stretch, so swimming comfort is at its strongest.
Weather score
December6 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 monthsJune to August
These months have the strongest weather score in the monthly averages.
Hotels near Rainier (Oregon), United States
Marriott
AC Hotel Vancouver WaterfrontVancouver, Washington, USA
Residence Inn Portland NorthPortland, Oregon, USA
Courtyard Portland NorthPortland, Oregon, USA
Fairfield Inn & Suites Portland NorthPortland, Oregon, USA
Residence Inn Portland Hillsboro/BrookwoodHillsboro, Oregon, USA
Residence Inn Portland VancouverVancouver, Washington, USA