10-day forecast for Rainier, WA: 37° to 65°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
65°
Best day: Sunday, October 18
56° · 0.81 in
Worst day: Saturday, October 24
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1865° / 37°0
Morning38°feels 35°
Afternoon64°feels 63°
Evening49°feels 47°
Overnight42°feels 39°
65 °
Rainier, Sunday, 18 October
Overcast. High 65°, low 37°.
Pressure30.15 inHg
Wind6.3 mph NE
Humidity69%
Visibility4.1 mi
Dew point45°
Mon, 1959° / 44°0
Morning44°feels 44°
Afternoon59°feels 57°
Evening48°feels 47°
Overnight46°feels 45°
59 °
Rainier, Monday, 19 October
Overcast. High 59°, low 44°.
Pressure29.97 inHg
Wind0.7 mph NW
Humidity70%
Visibility6.2 mi
Dew point46°
Tue, 2059° / 43°0
Morning43°feels 39°
Afternoon59°feels 58°
Evening49°feels 47°
Overnight45°feels 43°
59 °
Rainier, Tuesday, 20 October
Overcast. High 59°, low 43°.
Pressure30.06 inHg
Wind7.7 mph NE
Humidity74%
Visibility6.2 mi
Dew point47°
Wed, 2162° / 40°0
Morning44°feels 44°
Afternoon53°feels 51°
Evening59°feels 58°
Overnight43°feels 43°
62 °
Rainier, Wednesday, 21 October
Partly cloudy. High 62°, low 40°.
Pressure29.97 inHg
Wind2.8 mph N
Humidity86%
Visibility—
Dew point46°
Thu, 2258° / 40°0
Morning45°feels 43°
Afternoon53°feels 51°
Evening55°feels 53°
Overnight43°feels 40°
58 °
Rainier, Thursday, 22 October
Overcast. High 58°, low 40°.
Pressure30.00 inHg
Wind7.4 mph W
Humidity70%
Visibility—
Dew point41°
Fri, 2357° / 40°0
Morning44°feels 42°
Afternoon53°feels 51°
Evening55°feels 53°
Overnight46°feels 46°
57 °
Rainier, Friday, 23 October
Overcast. High 57°, low 40°.
Pressure30.06 inHg
Wind5.8 mph SW
Humidity57%
Visibility—
Dew point36°
Sat, 2456° / 45°0.81
Morning47°feels 46°
Afternoon49°feels 48°
Evening49°feels 44°
Overnight45°feels 43°
56 °
Rainier, Saturday, 24 October
Rain. High 56°, low 45°.
Pressure29.71 inHg
Wind19.9 mph S
Humidity97%
Visibility—
Dew point48°
Sun, 2550° / 41°0.07
Morning44°feels 42°
Afternoon50°feels 48°
Evening48°feels 45°
Overnight48°feels 44°
50 °
Rainier, Sunday, 25 October
Light rain. High 50°, low 41°.
Pressure29.94 inHg
Wind9.4 mph S
Humidity80%
Visibility—
Dew point43°
Mon, 2654° / 47°0.7
Morning49°feels 45°
Afternoon50°feels 47°
Evening50°feels 49°
Overnight47°feels 44°
54 °
Rainier, Monday, 26 October
Rain. High 54°, low 47°.
Pressure29.83 inHg
Wind12.7 mph S
Humidity94%
Visibility—
Dew point48°
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.