Helen Lake Weather Forecast

    • 3
    • 15

    Becoming Sunny

    • 12
    • 20

    Mostly Sunny

    • 16
    • 25

    Partly Sunny

    • 22
    • 29

    Chance Snow

    • 24
    • 26

    Snow Likely

    • 22
    • 28

    Snow Likely

Today 20 Feb Yosemite NP outside of the valley

Not as cold. Mostly sunny. Highs 23 to 33. East Winds up to 5 Mph shifting to the south in the afternoon.

Tonight 20 Feb Yosemite NP outside of the valley

Mostly cloudy in the evening then clearing. Lows 4 to 18. Southeast Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Helen Lake Temperature Statistics

February Temperature

Mammoth Yosemite Airport (25.5 miles)

  • Lowest 3 February, 2026

    8.6 °F

  • Average February

    27.3 °F

  • Highest 6 February, 2026

    46.4 °F

Climate (2021–Present)

Mammoth Yosemite Airport (25.5 miles)

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  • Average Low 2021–2026

    29.5 °F

  • Average 2021–2026

    45.7 °F

  • Average High 2021–2026

    60.6 °F
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