Harmony Weather Forecast

    • 61
    • 80

    Chance Rain Showers

    • 55
    • 77

    Sunny

    • 56
    • 75

    Partly Sunny

    • 60
    • 75

    Partly Sunny

    • 63
    • 79

    Chance Rain Showers

    • 60
    • 79

    Mostly Sunny

Today 21 Aug Fillmore

Mostly sunny. A slight chance of Showers and Thunderstorms in the morning. Humid with Highs in the lower 80s. Southwest Winds 5 to 10 Mph, becoming northwest 10 to 15 Mph in the afternoon. Chance of rain 20 percent.

Tonight 21 Aug Fillmore

Mostly cloudy with a slight chance of Showers and Thunderstorms. Warmer. Near steady temperature in the mid 60s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harmony Temperature Statistics

August Temperature

Preston, Fillmore County Airport (11.2 miles)

  • Lowest 6 August, 2026

    50 °F

  • Average August

    70.1 °F

  • Highest 11 August, 2026

    84.2 °F

Climate (2021–2026)

Preston, Fillmore County Airport (11.2 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    55.9 °F
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