Riley Trails Weather Forecast

    • 57
    • 80

    Decreasing Clouds

    • 58
    • 79

    Partly Sunny

    • 61
    • 79

    Partly Sunny

    • 70
    • 81

    Mostly Cloudy

    • 64
    • 81

    Slight Chance Thunderstorms

    • 57
    • 75

    Partly Sunny

Today 5 Sep Ottawa

Mostly cloudy in the morning then becoming mostly sunny. Patchy fog in the morning. Highs around 80. Northeast Winds 5 to 10 Mph with Gusts to around 20 Mph.

Tonight 5 Sep Ottawa

Mostly clear. Lows in the upper 50s. East Winds around 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Riley Trails Temperature Statistics

September Temperature

Holland - West Michigan Regional Airport (6.8 miles)

  • Lowest 1 September, 2026

    69.7 °F

  • Average September

    78.8 °F

  • Highest 2 September, 2026

    90 °F

Climate (2021–2026)

Holland - West Michigan Regional Airport (6.8 miles)

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

  • Average Low 2021–2026

    42.8 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    59.9 °F
Get WillyWeather+ to remove ads