Merriam Weather Forecast

    • 72
    • 89

    Rain Showers Likely

    • 72
    • 90

    Chance Thunderstorms

    • 68
    • 89

    Slight Chance Thunderstorms

    • 73
    • 90

    Partly Sunny

    • 68
    • 92

    Mostly Sunny

    • 62
    • 83

    Mostly Sunny

Today 17 Jul Wayne

Mostly sunny. A slight chance of Showers and Thunderstorms in the Morning, then Showers likely with a chance of Thunderstorms in the afternoon. Humid with Highs in the upper 80s. West Winds around 5 Mph. Chance of rain 70 percent.

Tonight 17 Jul Wayne

Mostly clear. A chance of Showers and Thunderstorms in the evening. Lows in the lower 70s. Southwest Winds around 5 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Merriam Temperature Statistics

July Temperature

Fairfield, Fairfield Municipal Airport (6.8 miles)

  • Lowest 13 July, 2026

    67.8 °F

  • Average July

    77.8 °F

  • Highest 2 July, 2026

    93 °F

Climate (2021–2026)

Fairfield, Fairfield Municipal Airport (6.8 miles)

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  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    56.7 °F

  • Average High 2021–2026

    66.4 °F
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