Hartley Weather Forecast

    • 66
    • 84

    Decreasing Clouds

    • 65
    • 92

    Increasing Clouds

    • 64
    • 90

    Chance Thunderstorms

    • 64
    • 89

    Mostly Sunny

    • 62
    • 89

    Chance Thunderstorms

    • 58
    • 79

    Chance Thunderstorms

    • 54
    • 75

    Chance Rain Showers

Today 12 Sep O'Brien

Partly sunny with a chance of Sprinkles. Highs in the lower 80s. South Winds 15 to 20 Mph.

Tonight 12 Sep O'Brien

Mostly cloudy this Evening, then becoming partly cloudy. Lows in the mid 60s. South Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hartley Temperature Statistics

September Temperature

Spencer Municipal Airport (13 miles)

  • Lowest 6 September, 2025

    35.1 °F

  • Average September

    59.4 °F

  • Highest 10 September, 2025

    80.1 °F

Climate (2020–Present)

Spencer Municipal Airport (13 miles)

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  • Average Low 2020–2025

    37.6 °F

  • Average 2020–2025

    49.1 °F

  • Average High 2020–2025

    60.7 °F
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