Happy Valley, Oregon Weather
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    • Current Observations (TEXT)
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    • TEMPERATURES
      • Portland–Downtown
        • Downtown – Average Maximum Temperature Archive: 1874-Present
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        • PDX Airport – Average Maximum Temperature Archive: 1938-Present
        • PDX Airport – Average Minimum Temperature Archive: 1938-Present
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      • Portland-Weather Forecast Office (WFO)
        • WFO – AVERAGE MAXIMUM TEMPERATURE ARCHIVE: 1996-PRESENT
        • WFO – AVERAGE MINIMUM TEMPERATURE ARCHIVE: 1996-PRESENT
        • WFO – MEAN TEMPERATURE ARCHIVE: 1996-PRESENT
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        • WFO: TEMPERATURE DAYS ≥90°/≤32°
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    • PRECIPITATION
      • Portland – Downtown
        • Downtown Precipitation Archive: 1871-Present
        • DOWNTOWN PRECIPITATION: TOP-10 MONTHLY, SEASONAL, AND ANNUAL EXTREMES
        • DOWNTOWN PRECIPITATION: CALENDAR-DAY & TOP-10 MULTI-DAY EXTREMES
        • PORTLAND – DOWNTOWN: NUMBER OF DAYS WITH MEASURABLE PRECIPITATION
        • DOWNTOWN: TOP-10 NUMBER OF DAYS WITH MEASURABLE PRECIPITATION
      • Portland International Airport (PDX)
        • PDX Airport: Precipitation Archive: 1938-Present
        • PDX Airport: PRECIPITATION: TOP-10 MONTHLY, SEASONAL, & ANNUAL EXTREMES
        • PDX AIRPORT PRECIPITATION: CALENDAR-DAY & TOP-10 MULTI-DAY EXTREMES
        • PDX AIRPORT: NUMBER OF DAYS WITH MEASURABLE PRECIPITATION
        • PDX AIRPORT: TOP-10 NUMBER OF DAYS WITH MEASURABLE PRECIPITATION
      • Portland Weather Forecast Office
        • WFO PRECIPITATION ARCHIVE: 1996-PRESENT
        • WFO PRECIPITATION: TOP-10 MONTHLY, SEASONAL, & ANNUAL EXTREMES
        • WFO PRECIPITATION:: CALENDAR-DAY & TOP-10 MULTI-DAY EXTREMES
        • PORTLAND – WFO: NUMBER OF DAYS WITH MEASURABLE PRECIPITATION
        • PORTLAND – WFO: TOP-10 NUMBER OF DAYS WITH MEASURABLE PRECIPITATION
      • Portland – Wet & Dry Streaks
    • SNOW
      • PORTLAND-DOWNTOWN: SNOWFALL ARCHIVE: 1871-PRESENT
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      • PORTLAND-DOWNTOWN: NUMBER OF DAYS WITH SNOWFALL & SNOW DEPTHS
        • Portland-Downtown: Snowfall ≥0.1″
        • Portland-Downtown: Snowfall ≥1.0″
        • Portland-Downtown: Snow Depths ≥1″
      • PORTLAND AIRPORT: SNOWFALL ARCHIVE: 1938-PRESENT
      • PORTLAND AIRPORT: DAILY SNOWFALL & SNOW DEPTH EXTREMES
      • PORTLAND AIRPORT: NUMBER OF DAYS WITH SNOWFALL & SNOW DEPTHS
        • Portland Airport: Snowfall ≥0.1″
        • Portland Airport: Snowfall ≥1.0″
        • Portland Airport: Number of Days with Snow Depths ≥1″
  • OREGON STATE CLIMATE DATA ARCHIVE
    • TEMPERATURES
      • OREGON STATEWIDE AVERAGE MAXIMUM TEMPERATURES: 1895-PRESENT
      • OREGON STATEWIDE AVERAGE MINIMUM TEMPERATURES: 1895-PRESENT
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        • Aurora
        • Hillsboro
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    • PRECIPITATION
      • OREGON STATEWIDE AVERAGE PRECIPITATION: 1895-Present
      • OREGON STATEWIDE AVERAGE PRECIPITATION DEPARTURES: 1895-PRESENT
      • OREGON STATEWIDE TOP-10 AVERAGE PRECIPITATION EXTREMES, BY MONTH, SEASON, & YEAR
      • Oregon Climate Divisions – Under Construction
        • Coastal Areas
        • Willamette Valley
    • State of Oregon Top-10 Temperature & Precipitation Extremes: 2022
  • CoCoRaHS Precipitation – Oregon
  • Mt. Hood Ski Areas, Webcams, & Forecasts
    • Mt. Hood Forecasts
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      • Average Maximum Temperatures
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    • Mt. Hood – Timberline Ski Area
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  • Website Author & Administrator – Jeff Taylor

Happy Valley, Oregon Weather

Serving the Pacific Northwest's Portland Metro Area
DECEMBER 2021

DECEMBER 2021

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