Mesa Lake Weather Forecast

    • 44
    • 61

    Chance Rain

    • 41
    • 61

    Slight Chance Thunderstorms

    • 38
    • 59

    Mostly Sunny

    • 35
    • 56

    Mostly Sunny

    • 35
    • 55

    Mostly Sunny

    • 35
    • 54

    Sunny

Today 9 Sep Upper San Joaquin River

Warmer. Mostly sunny. Highs 65 to 81. Southeast Winds up to 10 Mph shifting to the west in the afternoon.

Tonight 9 Sep Upper San Joaquin River

Partly cloudy. Lows 48 to 60. West Winds up to 5 Mph with Gusts to around 20 Mph shifting to the northeast after midnight.

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  • Temperature Real-Time

Mesa Lake Temperature Statistics

September Temperature

Bishop, Bishop Airport (21.1 miles)

  • Lowest 2 September, 2026

    39.7 °F

  • Average September

    67.8 °F

  • Highest 1 September, 2026

    89.7 °F

Climate (2021–2026)

Bishop, Bishop Airport (21.1 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    59.8 °F

  • Average High 2021–2026

    76.6 °F
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