St Johns Weather Forecast

    • 69
    • 90

    Thunderstorms Likely

    • 63
    • 81

    Mostly Cloudy

    • 67
    • 85

    Slight Chance Thunderstorms

    • 66
    • 84

    Chance Thunderstorms

    • 66
    • 85

    Chance Thunderstorms

    • 68
    • 86

    Chance Rain Showers

    • 65
    • 85

    Chance Thunderstorms

Today 6 Jul De Kalb

Showers and Thunderstorms likely. Hot. Near steady temperature in the mid 80s. Southwest Winds around 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent. Heat index Values in the mid 90s.

Tonight 6 Jul De Kalb

Cloudy. Showers and Thunderstorms Likely, mainly in the evening. Humid with Lows in the upper 60s. West Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St Johns Temperature Statistics

July Temperature

Auburn De Kalb County Airport (1.9 miles)

  • Lowest 2 July, 2025

    60.8 °F

  • Average July

    76.3 °F

  • Highest 3 July, 2025

    89.6 °F

Climate (2020–Present)

Auburn De Kalb County Airport (1.9 miles)

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  • Average Low 2020–2025

    42.3 °F

  • Average 2020–2025

    51.2 °F

  • Average High 2020–2025

    60.5 °F
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