Riley Lake Weather Forecast

    • 68
    • 91

    Slight Chance Thunderstorms

    • 65
    • 84

    Rain Showers Likely

    • 54
    • 73

    Rain Showers

    • 51
    • 70

    Partly Sunny

    • 55
    • 76

    Partly Sunny

    • 62
    • 83

    Mostly Cloudy

Today 29 Apr Bexar

Mostly cloudy. A slight chance of Showers and Thunderstorms this Morning, then a chance of Showers and Thunderstorms this afternoon. Highs around 90. East Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 50 percent.

Tonight 29 Apr Bexar

Mostly cloudy. A slight chance of Showers and Thunderstorms in the evening. Lows in the upper 60s. Northeast Winds 10 to 15 Mph. Chance of rain 20 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Riley Lake Temperature Statistics

April Temperature

San Antonio, Stinson Municipal Airport (6.2 miles)

  • Lowest 7 April, 2026

    48.7 °F

  • Average April

    73.8 °F

  • Highest 1 April, 2026

    92.6 °F

Climate (2021–Present)

San Antonio, Stinson Municipal Airport (6.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    63 °F

  • Average 2021–2026

    73.7 °F

  • Average High 2021–2026

    85.2 °F
Get WillyWeather+ to remove ads