Phillips Reservoir Weather Forecast

    • 51
    • 68

    Rain Showers

    • 49
    • 64

    Chance Rain Showers

    • 54
    • 74

    Mostly Sunny

    • 53
    • 79

    Partly Sunny

    • 46
    • 66

    Mostly Cloudy

    • 44
    • 60

    Chance Rain Showers

Today 7 Sep Southwest Phillips

Showers with a chance of Thunderstorms in the Morning, then Showers likely with a slight chance of Thunderstorms in the afternoon. Breezy with Highs in the mid 60s. Northwest wind 5 to 10 Mph, increasing to west 20 to 25 Mph with Gusts up to 35 Mph in the afternoon. Chance of rain 90 percent.

Tonight 7 Sep Southwest Phillips

Partly cloudy with a 20 percent chance of Showers. Windy with Lows around 50. West wind 25 to 30 Mph with Gusts up to 50 Mph.

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Phillips Reservoir Temperature Statistics

September Temperature

Lewistown, Lewistown Municipal Airport (66.5 miles)

  • Lowest

  • Average September

  • Highest

Climate (2021–2026)

Lewistown, Lewistown Municipal Airport (66.5 miles)

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  • Average Low 2021–2026

    32.5 °F
  • Average 2021–2026

    44.8 °F
  • Average High 2021–2026

    57 °F
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