Oak Grove Weather Forecast

    • 39
    • 52

    Increasing Clouds

    • 39
    • 49

    Mostly Cloudy

    • 40
    • 50

    Mostly Cloudy

    • 44
    • 51

    Chance Rain

    • 47
    • 53

    Rain Likely

    • 47
    • 55

    Chance Rain

Today 28 Dec Northern San Joaquin Valley

Mostly cloudy in the morning then clearing. Areas of fog in the morning. Highs 48 to 54. Light Winds.

Tonight 28 Dec Northern San Joaquin Valley

Mostly clear in the evening then becoming mostly cloudy. Patchy fog after midnight. Lows around 38. Light Winds.

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Oak Grove Temperature Statistics

December Temperature

Modesto City-County Airport - Harry Sham Field (11.2 miles)

  • Lowest 4 December, 2025

    36 °F

  • Average December

    48.8 °F

  • Highest 22 December, 2025

    66.9 °F

Climate (2020–Present)

Modesto City-County Airport - Harry Sham Field (11.2 miles)

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  • Average Low 2020–2025

    51.5 °F

  • Average 2020–2025

    63.4 °F

  • Average High 2020–2025

    76 °F
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