Upson Park Weather Forecast

    • 33
    • 57

    Becoming Sunny

    • 24
    • 49

    Sunny

    • 37
    • 55

    Mostly Sunny

    • 53
    • 64

    Partly Sunny

    • 51
    • 72

    Mostly Cloudy

    • 42
    • 65

    Mostly Cloudy

Today 30 Jan Atascosa

Cloudy, cooler with Highs in the upper 50s. North Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 30 Jan Atascosa

Clear, cold with Lows in the lower 30s. Northeast Winds 5 to 10 Mph.

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Upson Park Temperature Statistics

January Temperature

San Antonio, Stinson Municipal Airport (13 miles)

  • Lowest 27 January, 2026

    21.9 °F

  • Average January

    55.6 °F

  • Highest 2 January, 2026

    88.6 °F

Climate (2021–Present)

San Antonio, Stinson Municipal Airport (13 miles)

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  • Average Low 2021–2026

    62.7 °F

  • Average 2021–2026

    73.3 °F

  • Average High 2021–2026

    84.8 °F
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