Sunday Peak Weather Forecast

    • 46
    • 54

    Becoming Sunny

    • 49
    • 59

    Sunny

    • 45
    • 60

    Sunny

    • 38
    • 54

    Breezy

    • 41
    • 51

    Breezy

    • 46
    • 56

    Sunny

    • 51
    • 62

    Mostly Sunny

Today 13 May South End of the Upper Sierra

Mostly sunny. Highs 61 to 73. West Winds up to 10 Mph with Gusts to around 30 Mph increasing to 10 to 15 Mph with Gusts to around 45 Mph in the afternoon.

Tonight 13 May South End of the Upper Sierra

Mostly clear. Lows 40 to 52. Northwest Winds 10 to 15 Mph with Gusts to around 50 Mph decreasing to up to 10 Mph with Gusts to around 40 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sunday Peak Temperature Statistics

May Temperature

Porterville, Porterville Municipal Airport (31.7 miles)

  • Lowest 6 May, 2026

    48.9 °F

  • Average May

    70.9 °F

  • Highest 11 May, 2026

    99 °F

Climate (2021–Present)

Porterville, Porterville Municipal Airport (31.7 miles)

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  • Average Low 2021–2026

    51.9 °F

  • Average 2021–2026

    65.1 °F

  • Average High 2021–2026

    79.2 °F
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