Prosser Weather Forecast

    • 47
    • 58

    Mostly Cloudy

    • 48
    • 58

    Rain Showers

    • 42
    • 57

    Rain Showers Likely

    • 35
    • 56

    Mostly Sunny

    • 44
    • 60

    Mostly Sunny

    • 47
    • 68

    Mostly Sunny

Today 13 Oct Adams

Partly cloudy in the morning then becoming mostly cloudy. Much cooler. Highs in the upper 50s. Northeast Winds 10 to 15 Mph with Gusts to around 20 Mph.

Tonight 13 Oct Adams

Partly cloudy with a 30 percent chance of Showers. Lows in the upper 40s. North Winds 10 to 15 Mph with Gusts to around 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Prosser Temperature Statistics

October Temperature

Hastings, Hastings Municipal Airport (9.3 miles)

  • Lowest 2 October, 2026

    43.6 °F

  • Average October

    66.8 °F

  • Highest 6 October, 2026

    90.6 °F

Climate (2021–2026)

Hastings, Hastings Municipal Airport (9.3 miles)

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  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    65.7 °F
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