Seat Pleasant Weather Forecast

    • 61
    • 75

    Rain Showers Likely

    • 56
    • 66

    Rain Showers Likely

    • 55
    • 65

    Rain Showers Likely

    • 53
    • 64

    Chance Rain Showers

    • 54
    • 66

    Slight Chance Rain Showers

    • 55
    • 67

    Partly Sunny

Today 21 Sep District of Columbia

Mostly cloudy. Scattered Showers this afternoon. Highs in the mid 70s. Northeast Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 21 Sep District of Columbia

Showers likely in the Evening, then Showers with a slight chance of Thunderstorms after midnight. Lows in the lower 60s. Northeast Winds 5 to 10 Mph. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seat Pleasant Temperature Statistics

September Temperature

College Park Airport (5.6 miles)

  • Lowest 15 September, 2026

    51.8 °F

  • Average September

    75.8 °F

  • Highest 1 September, 2026

    96.3 °F

Climate (2021–2026)

College Park Airport (5.6 miles)

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  • Average Low 2021–2026

    48 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    67.5 °F
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