Lerna Weather Forecast

    • 65
    • 81

    Slight Chance Thunderstorms

    • 67
    • 82

    Chance Thunderstorms

    • 62
    • 79

    Rain Showers Likely

    • 59
    • 79

    Slight Chance Thunderstorms

    • 63
    • 83

    Rain Showers Likely

    • 44
    • 77

    Rain Showers Likely

Today 13 Apr Coles

Mostly cloudy in the Morning, then becoming partly sunny. A slight chance of Showers and Thunderstorms. Highs around 80. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

Tonight 13 Apr Coles

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the mid 60s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lerna Temperature Statistics

April Temperature

Mattoon / Charleston, Coles County Memorial Airport (3.7 miles)

  • Lowest 7 April, 2026

    35.7 °F

  • Average April

    56.7 °F

  • Highest 3 April, 2026

    77.6 °F

Climate (2021–Present)

Mattoon / Charleston, Coles County Memorial Airport (3.7 miles)

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  • Average Low 2021–2026

    45.8 °F

  • Average 2021–2026

    55.3 °F

  • Average High 2021–2026

    64.8 °F
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