Crystal Lake Weather Forecast

    • 43
    • 56

    Mostly Sunny

    • 51
    • 66

    Sunny

    • 54
    • 73

    Mostly Sunny

    • 55
    • 72

    Partly Sunny

    • 54
    • 73

    Mostly Sunny

    • 54
    • 73

    Mostly Sunny

Today 17 Sep Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80

Mostly clear. Lows 46 to 56. Highs 67 to 77.

Tonight 17 Sep Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80

Clear. Lows 36 to 46. Light Winds becoming east up to 10 Mph after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Crystal Lake Temperature Statistics

September Temperature

Emigrant Gap, Blue Canyon Nyack Airport (7.5 miles)

  • Lowest 1 September, 2026

    43.6 °F

  • Average September

    59.8 °F

  • Highest 9 September, 2026

    84.7 °F

Climate (2021–2026)

Emigrant Gap, Blue Canyon Nyack Airport (7.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    53.4 °F

  • Average High 2021–2026

    60.4 °F
Get WillyWeather+ to remove ads