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Weather for Prosser, WAProsser, WA Weather & Current Conditions

99350 Weather (Prosser, WA)

Prosser, WA WeatherCurrent Conditions and Weather for Prosser, Washington
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Clear at Prosser (99350), temperature is 49°F10°C, dew point 43°F6°C, humidity 80%. Wind direction is N at 3 mphat 5 km/h with visibility of 10 mi16 km. Barometric pressure is 29.89 in1012 mb. Last update: 5:53 am.*
*Time is approximately 5:53 am Tue, Sep 29, 2026. Time will be within 15 minutes of current local time. Prosser weather forecast data is updated every 15 minutes.
Prosser WA Weather - 8:53 am

Prosser Weather Forecast

Weather forecast for: Prosser WA
Last Update: 4:00 am PDT Sep 29, 2026
Today: Sunny, with a high near 78. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Tonight: Mostly clear, with a low around 50. West wind 5 to 7 mph becoming calm in the evening.
Wednesday: Partly sunny, then gradually becoming sunny, with a high near 74. Calm wind.
Wednesday Night: Partly cloudy, with a low around 48. Calm wind.
Thursday: Mostly sunny, with a high near 74. Calm wind.
Thursday Night: Partly cloudy, with a low around 49.
Friday: Mostly sunny, with a high near 76.
Friday Night: Mostly clear, with a low around 49.
Saturday: Sunny, with a high near 77.
Saturday Night: Mostly clear, with a low around 50.
Sunday: Sunny, with a high near 78.
Sunday Night: Partly cloudy, with a low around 50.
Monday: Sunny, with a high near 81.

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