Santo Tomas Weather Forecast

    • 74
    • 103

    Hot

    • 74
    • 102

    Hot

    • 75
    • 103

    Hot

    • 74
    • 103

    Hot

    • 72
    • 101

    Slight Chance Thunderstorms

    • 72
    • 99

    Hot

Today 28 Jul Southern Dona Ana County/Mesilla Valley

Sunny, hot with Highs around 103. Northwest Winds around 5 Mph, becoming southeast this afternoon.

Tonight 28 Jul Southern Dona Ana County/Mesilla Valley

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Lows in the mid 70s. West Winds 5 to 10 Mph, becoming north after midnight. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Santo Tomas Temperature Statistics

July Temperature

Las Cruces, Las Cruces International Airport (12.4 miles)

  • Lowest 20 July, 2026

    62.8 °F

  • Average July

    81.6 °F

  • Highest 24 July, 2026

    103.1 °F

Climate (2021–2026)

Las Cruces, Las Cruces International Airport (12.4 miles)

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  • Average Low 2021–2026

    50.3 °F

  • Average 2021–2026

    64.6 °F

  • Average High 2021–2026

    78.5 °F
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