Gerald H Hamer Airport Weather Forecast

    • 17
    • 41

    Becoming Sunny

    • 22
    • 29

    Partly Sunny

    • 35
    • 39

    Mostly Cloudy

    • 31
    • 47

    Mostly Cloudy

    • 44
    • 51

    Slight Chance Rain

    • 36
    • 60

    Mostly Cloudy

Today 20 Dec Bureau

Mostly cloudy in the Morning, then becoming mostly sunny. Not as cool with Highs in the lower 40s. Temperature falling into the mid 30s in the afternoon. Southwest Winds around 15 Mph, becoming west in the afternoon.

Tonight 20 Dec Bureau

Mostly cloudy. Not as cool with Lows around 20. Temperature rising to around 30. South Winds 15 to 20 Mph with Gusts up to 30 Mph.

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Gerald H Hamer Airport Temperature Statistics

December Temperature

Illinois Valley Regional Airport (6.8 miles)

  • Lowest 14 December, 2025

    -3.3 °F

  • Average December

    21.8 °F

  • Highest 10 December, 2025

    44.2 °F

Climate (2020–Present)

Illinois Valley Regional Airport (6.8 miles)

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  • Average Low 2020–2025

    43.1 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    62.1 °F
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