Declezville Weather Forecast

    • 58
    • 84

    Sunny

    • 56
    • 85

    Breezy

    • 55
    • 81

    Mostly Cloudy

    • 54
    • 73

    Partly Sunny

    • 54
    • 78

    Mostly Sunny

    • 54
    • 81

    Partly Sunny

    • 51
    • 75

    Slight Chance Rain Showers

Today 3 Feb San Bernardino and Riverside County Valleys-The Inland Empire

Sunny, warmer. Highs 79 to 85. Areas of Winds north 10 to 15 Mph with Gusts to 30 Mph.

Tonight 3 Feb San Bernardino and Riverside County Valleys-The Inland Empire

Clear. Lows 45 to 49 in wind Sheltered Areas to 50 to 60 in warmer Locations. Areas of Winds north 10 to 15 Mph. Gusts to 30 Mph. Becoming 35 Mph overnight.

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Declezville Temperature Statistics

February Temperature

Ontario International Airport (5 miles)

  • Lowest 1 February, 2026

    51.1 °F

  • Average February

    65.2 °F

  • Highest 1 February, 2026

    82.9 °F

Climate (2021–Present)

Ontario International Airport (5 miles)

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  • Average Low 2021–2026

    55.6 °F

  • Average 2021–2026

    66.7 °F

  • Average High 2021–2026

    79 °F
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