Pleasant Hill Weather Forecast

    • 22
    • 41

    Cloudy

    • 16
    • 27

    Partly Sunny

    • 18
    • 30

    Mostly Cloudy

    • 24
    • 35

    Mostly Cloudy

    • 32
    • 45

    Mostly Cloudy

    • 35
    • 53

    Chance Rain Showers

Today 13 Dec Lebanon

Mostly cloudy. Highs around 40. South Winds 5 to 10 Mph, becoming west with Gusts up to 20 Mph in the afternoon.

Tonight 13 Dec Lebanon

Mostly cloudy. Lows around 20. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pleasant Hill Temperature Statistics

December Temperature

Muir Army Air Field / Indiantown (9.3 miles)

  • Lowest 9 December, 2025

    8.4 °F

  • Average December

    30.1 °F

  • Highest 1 December, 2025

    41.5 °F

Climate (2020–Present)

Muir Army Air Field / Indiantown (9.3 miles)

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  • Average Low 2020–2025

    45.5 °F

  • Average 2020–2025

    54.9 °F

  • Average High 2020–2025

    64.3 °F
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