Roseville Weather Forecast

    • 65
    • 85

    Partly Sunny

    • 68
    • 87

    Chance Rain Showers

    • 56
    • 82

    Partly Sunny

    • 61
    • 77

    Chance Rain Showers

    • 62
    • 78

    Rain Showers Likely

    • 60
    • 78

    Chance Rain Showers

Today 16 Sep Lancaster

Patchy fog in the morning. Sunny. Highs in the mid 80s. South Winds around 5 Mph.

Tonight 16 Sep Lancaster

Partly cloudy. Not as cool with Lows in the mid 60s. South Winds around 5 Mph.

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Roseville Temperature Statistics

September Temperature

Lancaster, Lancaster Airport (2.5 miles)

  • Lowest 8 September, 2026

    54 °F

  • Average September

    72.6 °F

  • Highest 1 September, 2026

    89.1 °F

Climate (2021–2026)

Lancaster, Lancaster Airport (2.5 miles)

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  • Average Low 2021–2026

    45.8 °F

  • Average 2021–2026

    55.5 °F

  • Average High 2021–2026

    65.1 °F
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