Onward Weather Forecast

    • 20
    • 27

    Increasing Clouds

    • 22
    • 30

    Mostly Cloudy

    • 5
    • 29

    Chance Snow

    • 11
    • 20

    Mostly Cloudy

    • 24
    • 32

    Snow Likely

    • 16
    • 34

    Snow Likely

Today 5 Dec Cass

Patchy freezing fog in the morning. Mostly sunny. Highs in the upper 20s. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the afternoon. Wind chill Values as low as 7 below in the morning.

Tonight 5 Dec Cass

Partly cloudy in the Evening, then becoming mostly cloudy. Not as cool with Lows around 20. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Onward Temperature Statistics

December Temperature

Grissom Air Force Base / Peru (3.7 miles)

  • Lowest 1 December, 2025

    11.7 °F

  • Average December

    21.8 °F

  • Highest 1 December, 2025

    27.7 °F

Climate (2020–Present)

Grissom Air Force Base / Peru (3.7 miles)

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  • Average Low 2020–2025

    43.9 °F

  • Average 2020–2025

    53 °F

  • Average High 2020–2025

    62.2 °F
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