Umatilla County, OR Weather Forecast
County weather hub
Patchy Smoke
Compare major city weather across Umatilla County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Patchy smoke. Sunny, with a high near 90. Northwest wind around 8 mph.
County Weather Overview
This county weather page brings together forecast coverage for Umatilla County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 7 of 7 mapped cities in Umatilla County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jul 17 to Jul 23, 2026
- Latest sync
- Jul 17, 2026 5:43 PM PDT
- Forecast office
- PDT
- Source
- NOAA / NWS
Daily Outlook
This Week in Umatilla County
Tuesday looks like the warmest upcoming period in Umatilla County at 97 degrees F.
Tonight is the coolest period ahead with temperatures near 55 degrees F.
The strongest winds are forecast for Saturday at about 2 to 10 mph W.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 17, 2026 5:43 PM PDT
- Coverage
- 8 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
Patchy smoke before 5am. Clear. Low around 55, with temperatures rising to around 58 overnight. West wind 3 to 7 mph.
Patchy smoke after 5pm. Sunny, with a high near 91. West wind 2 to 10 mph, with gusts as high as 18 mph.
Patchy smoke before 2am. Clear, with a low around 56. Southwest wind 2 to 10 mph, with gusts as high as 18 mph.
Sunny, with a high near 92. West wind 2 to 8 mph.
Partly cloudy, with a low around 58.
Partly sunny, with a high near 93.
Partly cloudy, with a low around 61.
Mostly sunny, with a high near 97.
Partly cloudy, with a low around 64.
A slight chance of rain showers after 11am. Mostly sunny, with a high near 97.
A slight chance of rain showers before 11pm. Partly cloudy, with a low around 63.
A chance of rain showers after 11am. Mostly sunny, with a high near 96.
A slight chance of rain showers before 11pm. Partly cloudy, with a low around 61.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Jul 17
|
Patchy Smoke
|
90°F |
8 mph
NW
|
|
Tonight
Jul 17
|
Patchy Smoke
|
55°F |
3 to 7 mph
W
|
|
Saturday
Jul 18
|
Sunny then Patchy Smoke
|
91°F |
2 to 10 mph
W
|
|
Saturday Night
Jul 18
|
Patchy Smoke
|
56°F |
2 to 10 mph
SW
|
|
Sunday
Jul 19
|
Sunny
|
92°F |
2 to 8 mph
W
|
|
Sunday Night
Jul 19
|
Partly Cloudy
|
58°F |
2 to 8 mph
S
|
|
Monday
Jul 20
|
Partly Sunny
|
93°F |
1 to 8 mph
NW
|
|
Monday Night
Jul 20
|
Partly Cloudy
|
61°F |
2 to 8 mph
W
|
|
Tuesday
Jul 21
|
Mostly Sunny
|
97°F |
2 to 8 mph
W
|
|
Tuesday Night
Jul 21
|
Partly Cloudy
|
64°F |
3 to 8 mph
SW
|
|
Wednesday
Jul 22
|
Slight Chance Rain Showers
|
97°F |
2 to 8 mph
SW
|
|
Wednesday Night
Jul 22
|
Slight Chance Rain Showers then Partly Cloudy
|
63°F |
3 to 8 mph
SW
|
|
Thursday
Jul 23
|
Chance Rain Showers
|
96°F |
2 to 8 mph
W
|
|
Thursday Night
Jul 23
|
Slight Chance Rain Showers then Partly Cloudy
|
61°F |
3 to 8 mph
SW
|
Major City Forecasts
Live forecast snapshots for major cities across Umatilla County.
Coverage
Forecast coverage currently spans 7 of 7 mapped cities in Umatilla County.
Largest mapped city population in this region: 17,791.
