National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Hermiston, Hermiston Municipal Airport (KHRI)

Lat: 45.82583°NLon: 119.26111°WElev: 636.0ft.

Clear

70°F

21°C

Humidity 26%
Wind Speed ENE 8 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 34°F (1°C)
Visibility NA
Last update 18 Apr 05:00 PM PDT
Extended Forecast for

Hermiston OR

  • Tonight

    Tonight: Partly cloudy, with a low around 39. Northeast wind 5 to 8 mph becoming east after midnight.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 76. Light and variable wind becoming northeast 5 to 8 mph in the afternoon.

    High: 76 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 45. Northeast wind 5 to 8 mph becoming light and variable after midnight.

    Low: 45 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 80. Calm wind.

    High: 80 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49. North wind around 6 mph becoming southwest in the evening.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am. Partly sunny, with a high near 76.

    High: 76 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.

    Low: 47 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.

    High: 59 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 39. Northeast wind 5 to 8 mph becoming east after midnight.
Sunday
Partly sunny, with a high near 76. Light and variable wind becoming northeast 5 to 8 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 45. Northeast wind 5 to 8 mph becoming light and variable after midnight.
Monday
Partly sunny, with a high near 80. Calm wind.
Monday Night
Partly cloudy, with a low around 49. North wind around 6 mph becoming southwest in the evening.
Tuesday
A 20 percent chance of rain after 11am. Partly sunny, with a high near 76.
Tuesday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Wednesday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 42.
Thursday
A chance of rain before 11am. Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 41.
Saturday
Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hermiston OR
 45.84°N 119.25°W (Elev. 548 ft)
Last Update:
2:57 pm PDT Apr 18, 2026
Forecast Valid:
5pm PDT Apr 18, 2026-6pm PDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation