Niagara Weather Forecast

    • 66
    • 81

    Sunny

    • 69
    • 90

    Mostly Sunny

    • 66
    • 90

    Partly Sunny

    • 64
    • 86

    Mostly Sunny

    • 64
    • 84

    Mostly Sunny

    • 62
    • 82

    Partly Sunny

Today 21 Aug Cascade Foothills of Marion and Linn Counties

Sunny. Highs in the upper 80s. North wind 5 to 10 Mph.

Tonight 21 Aug Cascade Foothills of Marion and Linn Counties

Clear. Lows in the lower 60s. North wind 5 to 10 Mph, becoming northeast after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Niagara Temperature Statistics

August Temperature

Salem - McNary Field (34.2 miles)

  • Lowest 8 August, 2025

    50.6 °F

  • Average August

    71.8 °F

  • Highest 11 August, 2025

    102.7 °F

Climate (2020–Present)

Salem - McNary Field (34.2 miles)

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

  • Average Low 2020–2025

    45.7 °F

  • Average 2020–2025

    55.2 °F

  • Average High 2020–2025

    65.5 °F
Get WillyWeather+ to remove ads