Big Bend Airport Weather Forecast

    • 49
    • 67

    Rain Showers

    • 40
    • 61

    Slight Chance Rain Showers

    • 34
    • 55

    Mostly Sunny

    • 46
    • 60

    Mostly Cloudy

    • 46
    • 63

    Rain Showers

    • 46
    • 62

    Chance Rain Showers

Today 9 May Mercer

Considerable cloudiness in the Morning, then becoming partly cloudy. A chance of Showers. A chance of Thunderstorms in the afternoon. Highs in the upper 60s. Southwest Winds 10 to 15 Mph. Chance of rain 50 percent.

Tonight 9 May Mercer

Mostly cloudy. Showers likely with a chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Lows in the upper 40s. Southwest Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Bend Airport Temperature Statistics

May Temperature

New Castle, New Castle Municipal Airport (18.6 miles)

  • Lowest 1 May, 2026

    33.1 °F

  • Average May

    50.5 °F

  • Highest 4 May, 2026

    73 °F

Climate (2021–Present)

New Castle, New Castle Municipal Airport (18.6 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    61.1 °F
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