Terrapin Lake Weather Forecast

    • 55
    • 74

    Chance Rain Showers

    • 55
    • 77

    Rain Showers

    • 54
    • 61

    Rain Showers

    • 51
    • 68

    Slight Chance Rain Showers

    • 51
    • 67

    Slight Chance Rain Showers

    • 50
    • 66

    Partly Sunny

Today 16 Sep Washington

Sunny then becoming mostly sunny in the late morning and early afternoon then becoming partly sunny. Highs in the mid 70s. Light Winds becoming southeast up to 5 Mph.

Tonight 16 Sep Washington

Mostly cloudy with a 50 percent chance of rain Showers. Lows in the mid 50s. Southeast Winds up to 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Terrapin Lake Temperature Statistics

September Temperature

L O Simenstad Municipal Airport (10.6 miles)

  • Lowest 13 September, 2026

    45.7 °F

  • Average September

    71.9 °F

  • Highest 1 September, 2026

    88 °F

Climate (2021–2026)

L O Simenstad Municipal Airport (10.6 miles)

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  • Average Low 2021–2026

    37.2 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    57 °F
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