Jefferson Weather Forecast

    • 70
    • 95

    Rain Showers Likely

    • 67
    • 87

    Chance Thunderstorms

    • 67
    • 86

    Rain Showers

    • 66
    • 84

    Rain Showers Likely

    • 65
    • 82

    Chance Rain Showers

    • 65
    • 85

    Partly Sunny

    • 66
    • 87

    Partly Sunny

Today 3 Jul Ashtabula Inland

Mostly sunny. Hot with Highs in the mid 90s. West Winds around 10 Mph. Heat index Values up to 102.

Tonight 3 Jul Ashtabula Inland

Partly cloudy this Evening, then becoming mostly cloudy. A chance of Thunderstorms. Showers Likely, mainly this evening. Lows around 70. West Winds 5 to 10 Mph. Chance of rain 70 percent. Heat index Values up to 100 early this evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jefferson Temperature Statistics

July Temperature

Ashtabula - Northeast Ohio Regional Airport (4.3 miles)

  • Lowest 1 July, 2026

    75 °F

  • Average July

    83.6 °F

  • Highest 1 July, 2026

    93.9 °F

Climate (2021–2026)

Ashtabula - Northeast Ohio Regional Airport (4.3 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    60.6 °F
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