Mercer Field Weather Forecast

    • 72
    • 89

    Slight Chance Thunderstorms

    • 69
    • 93

    Mostly Sunny

    • 74
    • 92

    Mostly Sunny

    • 73
    • 97

    Hot

    • 64
    • 88

    Partly Sunny

    • 63
    • 83

    Chance Rain Showers

Today 17 Jul Union

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs around 90. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 17 Jul Union

Mostly clear. Humid with Lows in the lower 70s. Southwest Winds 5 to 10 Mph.

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Mercer Field Temperature Statistics

July Temperature

Creston Municipal Airport (5 miles)

  • Lowest 5 July, 2026

    64.4 °F

  • Average July

    77.4 °F

  • Highest 2 July, 2026

    89.6 °F

Climate (2021–2026)

Creston Municipal Airport (5 miles)

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  • Average Low 2021–2026

    41.5 °F

  • Average 2021–2026

    51.7 °F

  • Average High 2021–2026

    62.2 °F
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