10-day forecast for Union, WA: 38° to 60°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
59°
Best day: Wednesday, November 11
53° · 0.83 in
Worst day: Friday, November 6
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 0554° / 41°0.03
Morning43°feels 42°
Afternoon54°feels 53°
Evening46°feels 46°
Overnight46°feels 44°
54 °
Union, Thursday, 5 November
Light rain. High 54°, low 41°.
Pressure30.24 inHg
Wind6.4 mph SW
Humidity80%
Visibility5.3 mi
Dew point48°
Fri, 0653° / 45°0.83
Morning46°feels 46°
Afternoon51°feels 50°
Evening52°feels 51°
Overnight46°feels 46°
53 °
Union, Friday, 6 November
Rain. High 53°, low 45°.
Pressure30.06 inHg
Wind1.3 mph S
Humidity97%
Visibility1.4 mi
Dew point49°
Sat, 0758° / 46°0.11
Morning48°feels 48°
Afternoon58°feels 57°
Evening53°feels 53°
Overnight47°feels 47°
58 °
Union, Saturday, 7 November
Light rain. High 58°, low 46°.
Pressure29.94 inHg
Wind1.9 mph NW
Humidity86%
Visibility6.2 mi
Dew point52°
Sun, 0854° / 40°0.41
Morning51°feels 50°
Afternoon51°feels 50°
Evening50°feels 48°
Overnight52°feels 51°
54 °
Union, Sunday, 8 November
Rain. High 54°, low 40°.
Pressure30.12 inHg
Wind13.9 mph SW
Humidity93%
Visibility—
Dew point49°
Mon, 0955° / 38°0
Morning42°feels 42°
Afternoon50°feels 49°
Evening49°feels 48°
Overnight41°feels 41°
55 °
Union, Monday, 9 November
Clear. High 55°, low 38°.
Pressure30.15 inHg
Wind4 mph S
Humidity65%
Visibility—
Dew point37°
Tue, 1057° / 39°0
Morning42°feels 42°
Afternoon50°feels 50°
Evening52°feels 50°
Overnight48°feels 46°
57 °
Union, Tuesday, 10 November
Overcast. High 57°, low 39°.
Pressure30.12 inHg
Wind2.9 mph SE
Humidity58%
Visibility—
Dew point34°
Wed, 1159° / 47°0
Morning52°feels 49°
Afternoon55°feels 52°
Evening54°feels 52°
Overnight50°feels 48°
59 °
Union, Wednesday, 11 November
Overcast. High 59°, low 47°.
Pressure29.97 inHg
Wind3 mph N
Humidity51%
Visibility—
Dew point36°
Thu, 1260° / 48°0.06
Morning50°feels 49°
Afternoon55°feels 53°
Evening55°feels 53°
Overnight50°feels 49°
60 °
Union, Thursday, 12 November
Light rain. High 60°, low 48°.
Pressure29.88 inHg
Wind5.9 mph SW
Humidity61%
Visibility—
Dew point41°
Fri, 1357° / 46°0.02
Morning49°feels 48°
Afternoon52°feels 51°
Evening52°feels 51°
Overnight48°feels 47°
57 °
Union, Friday, 13 November
Light rain. High 57°, low 46°.
Pressure30.15 inHg
Wind5.4 mph SW
Humidity86%
Visibility—
Dew point47°
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, WA 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.