St Johns Weather Forecast

    • 66
    • 98

    Smoke

    • 66
    • 91

    Smoke

    • 68
    • 89

    Chance Thunderstorms

    • 64
    • 89

    Chance Thunderstorms

    • 64
    • 85

    Slight Chance Thunderstorms

    • 64
    • 86

    Chance Rain Showers

Today 15 Jul Clinton

Sunny. Patchy smoke in the afternoon. Highs in the upper 90s. West Winds 5 to 10 Mph. Gusts up to 20 Mph in the afternoon. Heat index Readings 99 to 104.

Tonight 15 Jul Clinton

Partly cloudy. Smoke. Lows in the mid 60s. North Winds 5 to 10 Mph with Gusts to around 20 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St Johns Temperature Statistics

July Temperature

Capital Region International Airport (15.5 miles)

  • Lowest 7 July, 2026

    54.6 °F

  • Average July

    76.8 °F

  • Highest 1 July, 2026

    95.6 °F

Climate (2021–2026)

Capital Region International Airport (15.5 miles)

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  • Average Low 2021–2026

    41.9 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    60.2 °F
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