10-day forecast for Rainier, WA: 37° to 78°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
78°
Best day: Friday, October 16
51° · 0.07 in
Worst day: Thursday, October 22
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1764° / 44°0.04
Morning54°feels 54°
Afternoon61°feels 59°
Evening50°feels 48°
Overnight45°feels 41°
64 °
Rainier, Saturday, 17 October
Light rain. High 64°, low 44°.
Pressure30.27 inHg
Wind6.9 mph W
Humidity57%
Visibility6.2 mi
Dew point46°
Sun, 1858° / 39°0
Morning41°feels 38°
Afternoon58°feels 56°
Evening48°feels 45°
Overnight42°feels 39°
58 °
Rainier, Sunday, 18 October
Overcast. High 58°, low 39°.
Pressure30.18 inHg
Wind6.2 mph N
Humidity68%
Visibility6.2 mi
Dew point45°
Mon, 1959° / 43°0
Morning44°feels 44°
Afternoon59°feels 57°
Evening48°feels 48°
Overnight45°feels 45°
59 °
Rainier, Monday, 19 October
Clear. High 59°, low 43°.
Pressure29.94 inHg
Wind3.2 mph W
Humidity69%
Visibility6.2 mi
Dew point45°
Tue, 2058° / 42°0
Morning42°feels 38°
Afternoon58°feels 56°
Evening55°feels 54°
Overnight43°feels 40°
58 °
Rainier, Tuesday, 20 October
Overcast. High 58°, low 42°.
Pressure30.06 inHg
Wind8.3 mph NE
Humidity76%
Visibility6.2 mi
Dew point47°
Wed, 2160° / 40°0
Morning43°feels 43°
Afternoon51°feels 51°
Evening58°feels 57°
Overnight45°feels 45°
60 °
Rainier, Wednesday, 21 October
Overcast. High 60°, low 40°.
Pressure30.03 inHg
Wind3 mph N
Humidity88%
Visibility—
Dew point44°
Thu, 2251° / 42°0.07
Morning45°feels 42°
Afternoon50°feels 48°
Evening45°feels 43°
Overnight44°feels 43°
51 °
Rainier, Thursday, 22 October
Light rain. High 51°, low 42°.
Pressure30.00 inHg
Wind5 mph SW
Humidity61%
Visibility—
Dew point37°
Fri, 2353° / 40°0.03
Morning46°feels 46°
Afternoon50°feels 48°
Evening50°feels 49°
Overnight41°feels 41°
53 °
Rainier, Friday, 23 October
Light rain. High 53°, low 40°.
Pressure30.30 inHg
Wind6.8 mph NE
Humidity80%
Visibility—
Dew point43°
Sat, 2463° / 37°0
Morning42°feels 41°
Afternoon54°feels 51°
Evening57°feels 55°
Overnight42°feels 42°
63 °
Rainier, Saturday, 24 October
Clear. High 63°, low 37°.
Pressure30.24 inHg
Wind5.2 mph N
Humidity56%
Visibility—
Dew point35°
Sun, 2562° / 39°0
Morning44°feels 43°
Afternoon56°feels 53°
Evening56°feels 53°
Overnight43°feels 43°
62 °
Rainier, Sunday, 25 October
Clear. High 62°, low 39°.
Pressure30.03 inHg
Wind4.1 mph NW
Humidity39%
Visibility—
Dew point29°
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.