Helen Lake Weather Forecast

    • 24
    • 37

    Becoming Sunny

    • 28
    • 38

    Slight Chance Thunderstorms

    • 28
    • 38

    Chance Snow

    • 21
    • 35

    Snow Showers Likely

    • 21
    • 26

    Snow Showers

    • 24
    • 29

    Snow Showers Likely

    • 29
    • 39

    Chance Snow Showers

Today 30 Apr Yosemite NP outside of the valley

Not as cool. Sunny until late afternoon then becoming partly sunny. Highs 48 to 62. Northeast Winds up to 10 Mph shifting to the northwest in the afternoon.

Tonight 30 Apr Yosemite NP outside of the valley

Partly cloudy in the evening then becoming clear. Lows 29 to 43. Northeast Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Helen Lake Temperature Statistics

April Temperature

Mammoth Yosemite Airport (25.5 miles)

  • Lowest 4 April, 2026

    14 °F

  • Average April

    43.6 °F

  • Highest 7 April, 2026

    68 °F

Climate (2021–Present)

Mammoth Yosemite Airport (25.5 miles)

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  • Average Low 2021–2026

    29.6 °F

  • Average 2021–2026

    45.9 °F

  • Average High 2021–2026

    60.8 °F
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