Thornburg Weather Forecast

    • 38
    • 60

    Mostly Sunny

    • 34
    • 59

    Partly Sunny

    • 34
    • 57

    Partly Sunny

    • 41
    • 62

    Mostly Sunny

    • 45
    • 72

    Slight Chance Thunderstorms

    • 43
    • 71

    Partly Sunny

    • 47
    • 71

    Chance Rain Showers

Today 29 Apr Keokuk

Mostly sunny. Near steady temperature in the upper 50s. Northwest Winds 15 to 20 Mph.

Tonight 29 Apr Keokuk

Mostly clear. Lows in the upper 30s. Northwest Winds 10 to 15 Mph, becoming west around 5 Mph after midnight.

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Thornburg Temperature Statistics

April Temperature

Oskaloosa, Oskaloosa Municipal Airport (17.4 miles)

  • Lowest 19 April, 2026

    33.8 °F

  • Average April

    54.1 °F

  • Highest 17 April, 2026

    84.6 °F

Climate (2021–Present)

Oskaloosa, Oskaloosa Municipal Airport (17.4 miles)

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    54.2 °F

  • Average High 2021–2026

    65.1 °F
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