Richmond Weather Forecast

    • 35
    • 49

    Rain/Snow

    • 29
    • 42

    Rain/Snow

    • 31
    • 40

    Chance Rain/Snow

    • 34
    • 46

    Rain/Snow Likely

    • 31
    • 43

    Chance Rain/Snow

    • 33
    • 41

    Chance Rain/Snow

Today 18 Dec John Day Basin

Rain. Highs in the upper 40s to mid 50s. Southeast wind 5 to 15 Mph with Gusts to around 40 Mph. Chance of precipitation near 100 percent. Rainfall Amounts up to a half of an inch possible.

Tonight 18 Dec John Day Basin

Rain in the Evening, then rain or snow overnight. No snow accumulation. Lows in the mid to upper 30s. Windy. Southwest wind 15 to 25 Mph with Gusts to around 50 Mph. Chance of precipitation near 100 percent.

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Richmond Temperature Statistics

December Temperature

Prineville Airport (54.7 miles)

  • Lowest 1 December, 2025

    17.6 °F

  • Average December

    43.3 °F

  • Highest 15 December, 2025

    66.2 °F

Climate (2020–Present)

Prineville Airport (54.7 miles)

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  • Average Low 2020–2025

    34.4 °F

  • Average 2020–2025

    49.5 °F

  • Average High 2020–2025

    62.9 °F
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