Hermiston, OR Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Hermiston, OR in one place.
Mostly sunny, with a high near 69.
Local Weather Overview
This forecast page for Hermiston, OR is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: May 27, 2026 10:47 PM PDT.
The active forecast window currently covers May 30 to Jun 3, 2026 for Hermiston, OR.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 30 to Jun 3, 2026
- Latest sync
- May 27, 2026 10:47 PM PDT
- Forecast office
- PDT
- Source
- NOAA / NWS
Daily Outlook
This Week in Hermiston
Tuesday looks like the warmest upcoming period in Hermiston at 86 degrees F.
Saturday Night is the coolest period ahead with temperatures near 44 degrees F.
The strongest winds are forecast for Saturday at about 14 to 18 mph SW.
The forecast from May 30 through Jun 3 stays mostly dry.
Forecast Details
- Last updated
- May 27, 2026 10:47 PM PDT
- Coverage
- 5 days
- Time zone
- America/Los_Angeles
- Forecast office
- PDT
- Radar station
- KPDT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 44.
Sunny, with a high near 74.
Mostly clear, with a low around 45.
Sunny, with a high near 81.
Mostly clear, with a low around 50.
Sunny, with a high near 86.
Partly cloudy, with a low around 54.
Mostly sunny, with a high near 86.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
May 30
|
Mostly Sunny
|
69°F |
14 to 18 mph
SW
|
|
Saturday Night
May 30
|
Partly Cloudy
|
44°F |
9 to 17 mph
SW
|
|
Sunday
May 31
|
Sunny
|
74°F |
6 to 12 mph
W
|
|
Sunday Night
May 31
|
Mostly Clear
|
45°F |
2 to 6 mph
SW
|
|
Monday
Jun 1
|
Sunny
|
81°F |
1 to 7 mph
W
|
|
Monday Night
Jun 1
|
Mostly Clear
|
50°F |
2 to 7 mph
NE
|
|
Tuesday
Jun 2
|
Sunny
|
86°F |
2 to 8 mph
NE
|
|
Tuesday Night
Jun 2
|
Partly Cloudy
|
54°F |
2 to 8 mph
E
|
|
Wednesday
Jun 3
|
Mostly Sunny
|
86°F |
2 to 10 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Hermiston.
