Spring Grove Weather Forecast

    • 56
    • 64

    Rain Showers

    • 57
    • 68

    Chance Rain Showers

    • 53
    • 63

    Chance Rain Showers

    • 49
    • 59

    Chance Rain Showers

    • 46
    • 60

    Partly Sunny

    • 52
    • 64

    Partly Sunny

Today 18 Sep Houston

Showers in the Morning, then Showers with a chance of Thunderstorms in the afternoon. Highs in the mid 60s. East Winds 5 to 10 Mph. Chance of rain 100 percent.

Tonight 18 Sep Houston

Showers. A chance of Thunderstorms. Some Thunderstorms may produce heavy rainfall after midnight. Locally heavy rainfall possible. Lows in the mid 50s. East Winds 10 to 15 Mph. Chance of rain 100 percent.

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Spring Grove Temperature Statistics

September Temperature

Decorah (19.3 miles)

  • Lowest 13 September, 2026

    48.2 °F

  • Average September

    69.7 °F

  • Highest 4 September, 2026

    87.8 °F

Climate (2021–2026)

Decorah (19.3 miles)

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  • Average Low 2021–2026

    39.1 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    56.4 °F
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