Primghar Weather Forecast

    • 46
    • 64

    Chance Rain Showers

    • 46
    • 62

    Rain Showers Likely

    • 47
    • 70

    Partly Sunny

    • 54
    • 79

    Mostly Sunny

    • 57
    • 84

    Mostly Sunny

    • 59
    • 84

    Partly Sunny

Today 21 May O'Brien

Mostly sunny. Near steady temperature in the lower 60s. Southeast Winds 15 to 20 Mph.

Tonight 21 May O'Brien

Mostly cloudy. A slight chance of Showers in the Evening, then Showers likely after midnight. Lows in the mid 40s. Southeast Winds 15 to 20 Mph. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Primghar Temperature Statistics

May Temperature

Sheldon (13.7 miles)

  • Lowest 6 May, 2026

    26.6 °F

  • Average May

    57 °F

  • Highest 15 May, 2026

    89.6 °F

Climate (2021–Present)

Sheldon (13.7 miles)

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  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    58.5 °F
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