Sidney Weather Forecast

    • -1
    • 20

    Mostly Sunny

    • 10
    • 22

    Mostly Cloudy

    • 5
    • 29

    Partly Sunny

    • 5
    • 30

    Partly Sunny

    • 6
    • 28

    Partly Sunny

    • 4
    • 26

    Partly Sunny

    • 9
    • 23

    Mostly Cloudy

Today 31 Jan Kennebec

Mostly sunny. Highs around 19. Light and variable Winds.

Tonight 31 Jan Kennebec

Mostly clear. Lows around zero. Light and variable Winds, becoming north around 10 Mph after midnight. Wind chill Values as low as 13 below.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sidney Temperature Statistics

January Temperature

Waterville, Waterville Robert LaFleur Airport (5.6 miles)

  • Lowest 25 January, 2026

    -9 °F

  • Average January

    19.6 °F

  • Highest 14 January, 2026

    45 °F

Climate (2021–Present)

Waterville, Waterville Robert LaFleur Airport (5.6 miles)

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  • Average Low 2021–2026

    38.2 °F

  • Average 2021–2026

    46.9 °F

  • Average High 2021–2026

    56 °F
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