Merriam Lake Weather Forecast

    • 37
    • 49

    Mostly Sunny

    • 38
    • 52

    Mostly Sunny

    • 36
    • 52

    Mostly Sunny

    • 31
    • 46

    Breezy

    • 30
    • 43

    Mostly Sunny

    • 32
    • 43

    Partly Sunny

    • 31
    • 45

    Partly Sunny

Today 3 Jun Upper San Joaquin River

Warmer. Mostly sunny. Highs 57 to 75. Southwest Winds up to 5 Mph with Gusts to around 20 Mph increasing to 10 to 15 Mph with Gusts to around 30 Mph in the afternoon.

Tonight 3 Jun Upper San Joaquin River

Mostly clear. Lows 40 to 52. West Winds up to 10 Mph with Gusts to around 30 Mph shifting to the southeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Merriam Lake Temperature Statistics

June Temperature

Mammoth Yosemite Airport (22.4 miles)

  • Lowest 1 June, 2026

    35.6 °F

  • Average June

    58.1 °F

  • Highest 1 June, 2026

    75.2 °F

Climate (2021–Present)

Mammoth Yosemite Airport (22.4 miles)

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  • Average Low 2021–2026

    29.6 °F

  • Average 2021–2026

    45.8 °F

  • Average High 2021–2026

    60.7 °F
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