10-day forecast for Rainier, WA: 37° to 70°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
70°
Best day: Wednesday, October 21
50° · 0.13 in
Worst day: Friday, October 30
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 2259° / 37°0
Morning37°feels 37°
Afternoon58°feels 56°
Evening47°feels 47°
Overnight40°feels 40°
59 °
Rainier, Thursday, 22 October
Light rain. High 59°, low 37°.
Pressure29.97 inHg
Wind1.3 mph NW
Humidity74%
Visibility6.2 mi
Dew point46°
Fri, 2356° / 37°0
Morning45°feels 45°
Afternoon55°feels 53°
Evening45°feels 43°
Overnight38°feels 35°
56 °
Rainier, Friday, 23 October
Overcast. High 56°, low 37°.
Pressure30.33 inHg
Wind3 mph NE
Humidity65%
Visibility6.2 mi
Dew point43°
Sat, 2452° / 38°0
Morning38°feels 38°
Afternoon52°feels 50°
Evening44°feels 44°
Overnight39°feels 39°
52 °
Rainier, Saturday, 24 October
Overcast. High 52°, low 38°.
Pressure30.18 inHg
Wind1.9 mph N
Humidity78%
Visibility6.2 mi
Dew point43°
Sun, 2555° / 40°0.09
Morning40°feels 40°
Afternoon55°feels 54°
Evening53°feels 52°
Overnight40°feels 40°
55 °
Rainier, Sunday, 25 October
Light rain. High 55°, low 40°.
Pressure30.09 inHg
Wind1.2 mph NW
Humidity85%
Visibility6.2 mi
Dew point47°
Mon, 2660° / 38°0
Morning43°feels 43°
Afternoon51°feels 51°
Evening57°feels 56°
Overnight47°feels 47°
60 °
Rainier, Monday, 26 October
Overcast. High 60°, low 38°.
Pressure30.12 inHg
Wind2.2 mph N
Humidity80%
Visibility—
Dew point42°
Tue, 2763° / 44°0
Morning49°feels 48°
Afternoon58°feels 55°
Evening57°feels 55°
Overnight47°feels 47°
63 °
Rainier, Tuesday, 27 October
Overcast. High 63°, low 44°.
Pressure30.12 inHg
Wind3.8 mph N
Humidity47%
Visibility—
Dew point36°
Wed, 2865° / 46°0
Morning51°feels 50°
Afternoon57°feels 55°
Evening58°feels 56°
Overnight48°feels 48°
65 °
Rainier, Wednesday, 28 October
Overcast. High 65°, low 46°.
Pressure30.09 inHg
Wind2.7 mph NW
Humidity45%
Visibility—
Dew point34°
Thu, 2962° / 47°0
Morning50°feels 49°
Afternoon58°feels 55°
Evening58°feels 56°
Overnight48°feels 48°
62 °
Rainier, Thursday, 29 October
Overcast. High 62°, low 47°.
Pressure30.03 inHg
Wind3.7 mph SW
Humidity43%
Visibility—
Dew point34°
Fri, 3050° / 48°0.13
Morning49°feels 49°
Afternoon48°feels 48°
Evening50°feels 49°
Overnight48°feels 48°
50 °
Rainier, Friday, 30 October
Light rain. High 50°, low 48°.
Pressure29.94 inHg
Wind2.7 mph SW
Humidity90%
Visibility—
Dew point45°
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 Rainier, 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.