Glen Helen Regional Park Weather Forecast

    • 55
    • 72

    Mostly Cloudy

    • 52
    • 65

    Chance Rain Showers

    • 53
    • 63

    Chance Rain Showers

    • 48
    • 64

    Mostly Sunny

    • 49
    • 64

    Partly Sunny

    • 50
    • 66

    Partly Sunny

Today 21 Jan San Bernardino and Riverside County Valleys-The Inland Empire

Areas of fog this morning. Mostly cloudy. Local visibility one quarter mile or less at Times this morning. Highs 70 to 74. Light Winds becoming west to 10 Mph this afternoon.

Tonight 21 Jan San Bernardino and Riverside County Valleys-The Inland Empire

Mostly cloudy in the evening. Becoming partly cloudy. Lows 44 to 47 in wind Sheltered Areas to 47 to 52 in warmer Locations. Light Winds.

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Glen Helen Regional Park Temperature Statistics

January Temperature

San Bernardino Intl. Airport (11.8 miles)

  • Lowest 10 January, 2026

    37.2 °F

  • Average January

    55.3 °F

  • Highest 14 January, 2026

    82.4 °F

Climate (2021–Present)

San Bernardino Intl. Airport (11.8 miles)

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  • Average Low 2021–2026

    54.1 °F

  • Average 2021–2026

    63 °F

  • Average High 2021–2026

    80.2 °F
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