Blackwell Weather Forecast

    • 68
    • 97

    Isolated Thunderstorms

    • 67
    • 97

    Slight Chance Thunderstorms

    • 64
    • 93

    Slight Chance Thunderstorms

    • 63
    • 93

    Partly Sunny

    • 63
    • 93

    Slight Chance Thunderstorms

    • 61
    • 88

    Chance Thunderstorms

    • 58
    • 88

    Chance Rain Showers

Today 13 Sep St. Francois

Mostly sunny with isolated Showers and Thunderstorms. Hot. Near steady temperature in the lower 90s. Southwest Winds around 5 Mph. Chance of rain 20 percent.

Tonight 13 Sep St. Francois

Partly cloudy. A slight chance of Showers and Thunderstorms this evening. Lows in the upper 60s. Southwest Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Blackwell Temperature Statistics

September Temperature

Farmington Airport (21.7 miles)

  • Lowest 8 September, 2025

    41 °F

  • Average September

    70.7 °F

  • Highest 11 September, 2025

    89.6 °F

Climate (2020–Present)

Farmington Airport (21.7 miles)

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  • Average Low 2020–2025

    46.6 °F

  • Average 2020–2025

    56.4 °F

  • Average High 2020–2025

    66.6 °F
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