Sidney Weather Forecast

    • 52
    • 75

    Mostly Sunny

    • 49
    • 75

    Mostly Sunny

    • 54
    • 78

    Partly Sunny

    • 50
    • 72

    Chance Rain Showers

    • 49
    • 71

    Chance Rain Showers

    • 52
    • 75

    Slight Chance Rain Showers

Today 26 Aug Kennebec

Mostly sunny. Less humid with Highs in the mid 70s. West Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 26 Aug Kennebec

Mostly clear. Lows in the lower 50s. Northwest Winds around 10 Mph with Gusts up to 20 Mph in the Evening, becoming light and variable.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Sidney Temperature Statistics

August Temperature

Waterville, Waterville Robert LaFleur Airport (5.6 miles)

  • Lowest 21 August, 2025

    46.9 °F

  • Average August

    68.8 °F

  • Highest 12 August, 2025

    95 °F

Climate (2020–Present)

Waterville, Waterville Robert LaFleur Airport (5.6 miles)

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

  • Average Low 2020–2025

    38.2 °F

  • Average 2020–2025

    46.9 °F

  • Average High 2020–2025

    55.9 °F
Get WillyWeather+ to remove ads