Jamesville Weather Forecast

    • 39
    • 62

    Becoming Sunny

    • 50
    • 71

    Mostly Cloudy

    • 47
    • 62

    Rain Showers

    • 55
    • 69

    Chance Rain Showers

    • 55
    • 75

    Slight Chance Rain Showers

    • 55
    • 78

    Partly Sunny

Today 21 May Onondaga

Mostly cloudy this Morning, then becoming partly sunny. Highs in the lower 60s. North Winds 5 to 10 Mph.

Tonight 21 May Onondaga

Mostly clear. Lows in the upper 30s. North Winds 5 to 10 Mph, becoming east after midnight.

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Jamesville Temperature Statistics

May Temperature

Syracuse, Syracuse Hancock International Airport (8.1 miles)

  • Lowest 12 May, 2026

    33.7 °F

  • Average May

    53.8 °F

  • Highest 18 May, 2026

    91 °F

Climate (2021–Present)

Syracuse, Syracuse Hancock International Airport (8.1 miles)

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  • Average Low 2021–2026

    42.7 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    60.7 °F
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