Foster Lake Weather Forecast

    • 66
    • 79

    Sunny

    • 67
    • 79

    Mostly Sunny

    • 72
    • 82

    Mostly Sunny

    • 74
    • 84

    Slight Chance Thunderstorms

    • 74
    • 84

    Chance Thunderstorms

    • 73
    • 83

    Chance Thunderstorms

Today 18 Aug Riverside County Mountains

Sunny, warmer. Highs 82 to 92. Areas of Winds southeast to 10 Mph becoming west 10 Mph in the afternoon.

Tonight 18 Aug Riverside County Mountains

Clear. Lows 54 to 64. Areas of Winds northwest 10 Mph becoming south to 10 Mph overnight.

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Foster Lake Temperature Statistics

August Temperature

Palm Springs Regional Airport (13 miles)

  • Lowest 1 August, 2025

    75.7 °F

  • Average August

    97.2 °F

  • Highest 7 August, 2025

    119.6 °F

Climate (2020–Present)

Palm Springs Regional Airport (13 miles)

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  • Average Low 2020–2025

    64.6 °F

  • Average 2020–2025

    77.5 °F

  • Average High 2020–2025

    90.2 °F
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