Rigby-Jefferson County Airport Weather Forecast

    • 44
    • 75

    Mostly Sunny

    • 45
    • 76

    Mostly Sunny

    • 38
    • 73

    Breezy

    • 35
    • 61

    Partly Sunny

    • 45
    • 64

    Mostly Cloudy

    • 50
    • 70

    Partly Sunny

    • 36
    • 68

    Breezy

Today 19 Mar Upper Snake River Plain

Sunny. Highs 67 to 77. South Winds up to 10 Mph. Shifting to southwest in the afternoon.

Tonight 19 Mar Upper Snake River Plain

Mostly clear. Lows 37 to 47. Southwest Winds 10 to 15 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Rigby-Jefferson County Airport Temperature Statistics

March Temperature

Idaho Falls Regional Airport (10.6 miles)

  • Lowest 15 March, 2026

    17.1 °F

  • Average March

    40.7 °F

  • Highest 8 March, 2026

    61 °F

Climate (2021–Present)

Idaho Falls Regional Airport (10.6 miles)

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

  • Average Low 2021–2026

    33.8 °F

  • Average 2021–2026

    46.8 °F

  • Average High 2021–2026

    59.6 °F
Get WillyWeather+ to remove ads