Black Hammer Weather Forecast

    • 63
    • 84

    Slight Chance Thunderstorms

    • 62
    • 84

    Partly Sunny

    • 60
    • 83

    Chance Rain Showers

    • 60
    • 80

    Chance Thunderstorms

    • 56
    • 75

    Chance Rain Showers

    • 57
    • 73

    Chance Rain Showers

Today 15 Sep Houston

Mostly cloudy. A slight chance of Showers and Thunderstorms this afternoon. Humid with Highs in the mid 80s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 15 Sep Houston

Mostly cloudy. A slight chance of Showers and Thunderstorms in the evening. Humid with Lows in the lower 60s. Southeast Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Black Hammer Temperature Statistics

September Temperature

Decorah (23 miles)

  • Lowest 4 September, 2025

    41 °F

  • Average September

    59.8 °F

  • Highest 12 September, 2025

    82.4 °F

Climate (2020–Present)

Decorah (23 miles)

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  • Average Low 2020–2025

    39.2 °F

  • Average 2020–2025

    47.9 °F

  • Average High 2020–2025

    56.4 °F
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