Sierra Weather Forecast

    • 69
    • 85

    Chance Thunderstorms

    • 71
    • 88

    Thunderstorms Likely

    • 66
    • 81

    Chance Thunderstorms

    • 69
    • 84

    Chance Rain Showers

    • 70
    • 89

    Rain Showers Likely

    • 67
    • 83

    Chance Thunderstorms

Today 26 Jun Lake

Partly cloudy. Patchy fog in the morning. A slight chance of Showers and Thunderstorms in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Humid with Highs in the mid 80s. Southwest Winds around 5 Mph, becoming northwest around 5 Mph in the afternoon. Chance of rain 40 percent.

Tonight 26 Jun Lake

Mostly cloudy with a chance of Showers and Thunderstorms. Humid with Lows around 70. Northeast Winds around 5 Mph, becoming southeast after midnight. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sierra Temperature Statistics

June Temperature

Willoughby (9.9 miles)

  • Lowest 1 June, 2025

    37.4 °F

  • Average June

    68.4 °F

  • Highest 23 June, 2025

    90.5 °F

Climate (2020–Present)

Willoughby (9.9 miles)

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  • Average Low 2020–2025

    43.8 °F

  • Average 2020–2025

    51.8 °F

  • Average High 2020–2025

    59.3 °F
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