10-day forecast for Union, OR: 52° to 97°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
97°
Best day: Monday, August 17
84°
Worst day: Saturday, August 15
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0989° / 53°0
Morning61°feels 58°
Afternoon87°feels 83°
Evening76°feels 74°
Overnight61°feels 59°
89 °
Union, Sunday, 9 August
Clear. High 89°, low 53°.
Pressure29.88 inHg
Wind5.9 mph N
Humidity12%
Visibility6.2 mi
Dew point27°
Mon, 1091° / 52°0
Morning69°feels 67°
Afternoon90°feels 86°
Evening74°feels 72°
Overnight60°feels 57°
91 °
Union, Monday, 10 August
Clear. High 91°, low 52°.
Pressure29.91 inHg
Wind8.5 mph N
Humidity15%
Visibility6.2 mi
Dew point31°
Tue, 1193° / 59°0
Morning69°feels 67°
Afternoon93°feels 88°
Evening76°feels 75°
Overnight62°feels 59°
93 °
Union, Tuesday, 11 August
Clear. High 93°, low 59°.
Pressure29.91 inHg
Wind7.3 mph N
Humidity15%
Visibility6.2 mi
Dew point32°
Wed, 1288° / 60°0
Morning68°feels 67°
Afternoon88°feels 85°
Evening84°feels 81°
Overnight62°feels 60°
88 °
Union, Wednesday, 12 August
Clear. High 88°, low 60°.
Pressure29.85 inHg
Wind10.2 mph N
Humidity22%
Visibility6.2 mi
Dew point40°
Thu, 1388° / 57°0
Morning63°feels 62°
Afternoon80°feels 80°
Evening82°feels 79°
Overnight61°feels 59°
88 °
Union, Thursday, 13 August
Clear. High 88°, low 57°.
Pressure29.85 inHg
Wind14.2 mph NW
Humidity22%
Visibility—
Dew point34°
Fri, 1491° / 57°0
Morning64°feels 61°
Afternoon82°feels 80°
Evening87°feels 83°
Overnight65°feels 63°
91 °
Union, Friday, 14 August
Mostly clear. High 91°, low 57°.
Pressure29.91 inHg
Wind9.2 mph NW
Humidity14%
Visibility—
Dew point24°
Sat, 1584° / 65°0
Morning69°feels 67°
Afternoon76°feels 74°
Evening79°feels 78°
Overnight65°feels 64°
84 °
Union, Saturday, 15 August
Overcast. High 84°, low 65°.
Pressure30.03 inHg
Wind7 mph SE
Humidity30%
Visibility—
Dew point40°
Sun, 1695° / 61°0
Morning67°feels 65°
Afternoon84°feels 82°
Evening87°feels 84°
Overnight66°feels 64°
95 °
Union, Sunday, 16 August
Light rain. High 95°, low 61°.
Pressure30.00 inHg
Wind16.4 mph NW
Humidity31%
Visibility—
Dew point46°
Mon, 1797° / 63°0
Morning69°feels 67°
Afternoon86°feels 83°
Evening93°feels 89°
Overnight72°feels 71°
97 °
Union, Monday, 17 August
Overcast. High 97°, low 63°.
Pressure30.00 inHg
Wind12.2 mph NW
Humidity26%
Visibility—
Dew point42°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Union, OR around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.