Montana De Oro State Park Weather Forecast

    • 62
    • 74

    Mostly Sunny

    • 52
    • 73

    Mostly Sunny

    • 53
    • 74

    Mostly Cloudy

    • 52
    • 72

    Mostly Sunny

    • 52
    • 67

    Mostly Sunny

    • 51
    • 65

    Patchy Fog

    • 51
    • 63

    Patchy Fog

Today 15 Jan Santa Lucia Mountains

Sunny. Highs in the 70s to lower 80s. East Winds 15 to 25 Mph in the morning.

Tonight 15 Jan Santa Lucia Mountains

Mostly clear. Lows in the upper 30s to mid 40s except the lower to mid 60s warmer Hills. Northeast Winds around 15 Mph after midnight.

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Montana De Oro State Park Temperature Statistics

January Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (12.4 miles)

  • Lowest 10 January, 2026

    35.1 °F

  • Average January

    54.2 °F

  • Highest 13 January, 2026

    75 °F

Climate (2021–Present)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (12.4 miles)

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  • Average Low 2021–2026

    50 °F

  • Average 2021–2026

    60.4 °F

  • Average High 2021–2026

    72.7 °F
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