Union Lake Weather Forecast

    • 42
    • 84

    Sunny

    • 46
    • 58

    Mostly Cloudy

    • 55
    • 77

    Mostly Sunny

    • 58
    • 82

    Partly Sunny

    • 58
    • 82

    Partly Sunny

    • 57
    • 82

    Partly Sunny

Today 20 Dec Stephens

Sunny. Much warmer with Highs in the mid 80s. Southwest Winds 10 to 15 Mph, becoming west 5 to 10 Mph this afternoon.

Tonight 20 Dec Stephens

Mostly clear. Cooler with Lows in the lower 40s. North Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Union Lake Temperature Statistics

December Temperature

Graham, Graham Municipal Airport (11.8 miles)

  • Lowest 15 December, 2025

    18.5 °F

  • Average December

    45.3 °F

  • Highest 12 December, 2025

    72.7 °F

Climate (2020–Present)

Graham, Graham Municipal Airport (11.8 miles)

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

  • Average Low 2020–2025

    53.3 °F

  • Average 2020–2025

    65.5 °F

  • Average High 2020–2025

    78 °F
Get WillyWeather+ to remove ads