Foster Weather Forecast

    • 53
    • 66

    Chance Rain Showers

    • 55
    • 62

    Rain Showers

    • 54
    • 65

    Chance Rain Showers

    • 52
    • 68

    Mostly Cloudy

    • 55
    • 72

    Mostly Cloudy

    • 57
    • 73

    Chance Rain Showers

Today 26 Sep Tioga

Partly sunny with a 30 percent chance of Showers. Highs in the upper 60s.

Tonight 26 Sep Tioga

Partly cloudy this Evening, then becoming mostly cloudy. A 30 percent chance of Showers. Lows in the lower 50s. North Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Real-Time

Foster Temperature Statistics

September Temperature

Binghamton, Binghamton Regional Airport (9.9 miles)

  • Lowest 24 September, 2026

    39.9 °F

  • Average September

    63.1 °F

  • Highest 3 September, 2026

    79.6 °F

Climate (2021–2026)

Binghamton, Binghamton Regional Airport (9.9 miles)

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  • Average Low 2021–2026

    40.6 °F

  • Average 2021–2026

    48.5 °F

  • Average High 2021–2026

    56.9 °F
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