Merriam Weather Forecast

    • 18
    • 43

    Becoming Sunny

    • 23
    • 30

    Chance Snow Showers

    • 22
    • 43

    Mostly Cloudy

    • 9
    • 26

    Mostly Cloudy

    • 14
    • 22

    Partly Sunny

    • 9
    • 26

    Partly Sunny

    • 17
    • 29

    Partly Sunny

Today 14 Jan Wayne

Partly sunny. Cooler with Highs in the lower 40s. Temperature falling into the lower 30s late. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 14 Jan Wayne

Partly cloudy this Evening, then clearing. Much cooler with Lows around 18. Northwest Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Merriam Temperature Statistics

January Temperature

Fairfield, Fairfield Municipal Airport (6.8 miles)

  • Lowest 4 January, 2026

    20.3 °F

  • Average January

    40 °F

  • Highest 8 January, 2026

    67.5 °F

Climate (2021–Present)

Fairfield, Fairfield Municipal Airport (6.8 miles)

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  • Average Low 2021–2026

    46.9 °F

  • Average 2021–2026

    56.4 °F

  • Average High 2021–2026

    66 °F
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