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Hermiston, OR 97838 Weather

Today: Partly Sunny, high 56°F, low 33°F. Hourly and 10-day forecast from the National Weather Service. Times are local (PDT).

Hermiston, OR 97838 current weather

51°F

Partly Sunny

Forecast for this hour. No recent report from a nearby station.

H 56° / L 33°

  • No rain expected in the next 12 hours

No recent station report. NWS hourly forecast updated 10/29/2026, 11:56 AM PT

Hourly forecast

NWS, updated 10/29/2026, 11:56 AM PT

  1. Now51°
  2. 1 PM53°
  3. 2 PM55°
  4. 3 PM56°
  5. 4 PM56°
  6. 5 PM53°
  7. 6 PM51°
  8. 7 PM48°
  9. 8 PM45°
  10. 9 PM43°
  11. 10 PM42°
  12. 11 PM41°
  13. 12 AM40°Fri
  14. 1 AM39°
  15. 2 AM38°
  16. 3 AM37°
  17. 4 AM36°
  18. 5 AM36°
  19. 6 AM35°
  20. 7 AM34°
  21. 8 AM35°
  22. 9 AM39°
  23. 10 AM43°
  24. 11 AM45°
  25. 12 PM48°
  26. 1 PM49°
  27. 2 PM51°
  28. 3 PM52°
  29. 4 PM52°
  30. 5 PM51°
  31. 6 PM48°
  32. 7 PM46°
  33. 8 PM43°
  34. 9 PM41°
  35. 10 PM40°
  36. 11 PM39°
  37. 12 AM37°Sat
  38. 1 AM37°
  39. 2 AM36°
  40. 3 AM35°
  41. 4 AM35°
  42. 5 AM33°
  43. 6 AM33°
  44. 7 AM32°
  45. 8 AM31°
  46. 9 AM34°
  47. 10 AM39°
  48. 11 AM43°

10-day forecast

Tap a day for details

  • Today10/29Low 33°High 56°

    This Afternoon: Partly sunny. High near 56, with temperatures falling to around 53 in the afternoon. Northeast wind around 6 mph.

    Tonight: Patchy fog after 11pm. Mostly cloudy. Low around 33, with temperatures rising to around 36 overnight. West wind 1 to 5 mph.

    Partly Sunny
  • Fri10/30Low 30°High 52°

    Friday: Patchy fog before 11am. Partly sunny, with a high near 52. West wind around 3 mph.

    Friday Night: Patchy fog after 11pm. Mostly cloudy, with a low around 30. Southeast wind around 2 mph.

    Patchy Fog then Partly Sunny
  • Sat10/3131% chance of precipitationLow 32°High 51°

    Saturday: Patchy fog before 11am, then a chance of rain showers. Mostly cloudy, with a high near 51. North wind around 3 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

    Saturday Night: A chance of rain showers before 11pm, then patchy fog and a slight chance of rain showers. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

    Patchy Fog then Chance Rain Showers
  • Sun11/1Low 31°High 53°

    Sunday: Patchy fog before 7am. Partly sunny, with a high near 53.

    Sunday Night: Mostly clear, with a low around 31.

    Patchy Fog then Partly Sunny
  • Mon11/2Low 33°High 54°

    Monday: Mostly sunny, with a high near 54.

    Monday Night: Mostly cloudy, with a low around 33.

    Mostly Sunny
  • Tue11/3Low 32°High 55°

    Tuesday: Partly sunny, with a high near 55.

    Tuesday Night: Mostly cloudy, with a low around 32.

    Partly Sunny
  • Wed11/415% chance of precipitationLow 33°High 53°

    Wednesday: Mostly sunny, with a high near 53.

    Wednesday Night: A slight chance of rain showers after 4am. Partly cloudy, with a low around 33.

    Mostly Sunny
  • Thu11/5Model blendLow 31°High 54°

    Thursday: Partly cloudy. High near 54°. Low that night near 31°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Fri11/6Model blend18% chance of precipitationLow 32°High 54°

    Friday: Partly cloudy. High near 54°. Low that night near 32°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Sat11/7Model blend19% chance of precipitationLow 31°High 54°

    Saturday: Partly cloudy. High near 54°. Low that night near 31°. About 0.07 in of precipitation.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

Forecast for 45.840, -119.335 from the NWS PDT office, updated 10/29/2026, 11:56 AM PT · Official forecast on weather.gov

Days 8 to 10: NOAA National Blend of Models, station KHRI (Hermiston Muni, 4 mi), model run 10/29/2026, 7:00 AM PDT

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now51°Partly Sunny0%3 mph
  2. 1 PM53°Partly Sunny0%3 mph
  3. 2 PM55°Mostly Sunny1%5 mph
  4. 3 PM56°Partly Sunny1%5 mph
  5. 4 PM56°Partly Sunny1%6 mph
  6. 5 PM53°Mostly Cloudy3%6 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the high temperature today in Hermiston, OR 97838?
The National Weather Service forecast for this afternoon calls for a high near 56°F. Partly Sunny.
Will it rain in Hermiston, OR 97838 in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What is the 10-day forecast for Hermiston, OR 97838?
The first 7 days come from the National Weather Service forecast. Days 8 to 10 (Nov 5 to Nov 7) come from the NOAA National Blend of Models, with highs near 54°F. Model guidance this far out often changes.
What time is sunrise and sunset in Hermiston, OR 97838 today?
Sunrise is about 7:33 AM PDT and sunset is about 5:48 PM PDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Hermiston, OR 97838?
At Hermiston 2 NW, the 1991 to 2020 normal high in October is 66°F and the normal low is 36°F.

Nearby hazards

Oregon hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: North Cayuse Fire (4,887 acres), Bradley Flats Fire (227 acres)

UV and air quality forecast

EPA and AirNow

AQI forecast today (Kennewick)
GoodPM2.5
AQI forecast tomorrow (Kennewick)
GoodPM2.5

UV index guide · Air quality

Drought

By county

Umatilla County, week of 10/27/2026

98% of the county is in moderate drought or worse, 52% in extreme drought or worse.

Sun and moon

Local time, center of the area

Sunrise
7:33 AM
Sunset
5:48 PM
Daylight
10 hr 14 min
Moon
Waning Gibbous 85% lit
First light (civil dawn)
7:02 AM
Last light (civil dusk)
6:18 PM
Moonrise
8:04 PM
Moonset
12:10 PM

Normal October weather

Climate

Normal October high 66°, low 36°, precipitation 0.84 in for the month. 1991 to 2020 normals at Hermiston 2 NW, 2 mi away.

Other places nearby

Data sources

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About this data

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

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