10-day forecast for Index, WA: 32° to 65°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
64°
Best day: Thursday, November 12
42° · 1.36 in
Worst day: Sunday, November 15
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 1058° / 49°1.04
Morning52°feels 52°
Afternoon57°feels 57°
Evening49°feels 47°
Overnight51°feels 51°
58 °
Index, Tuesday, 10 November
Rain. High 58°, low 49°.
Pressure30.12 inHg
Wind5.5 mph E
Humidity97%
Visibility2.1 mi
Dew point44°
Wed, 1165° / 47°0.04
Morning49°feels 46°
Afternoon65°feels 64°
Evening48°feels 46°
Overnight50°feels 49°
65 °
Index, Wednesday, 11 November
Light rain. High 65°, low 47°.
Pressure29.97 inHg
Wind4.8 mph E
Humidity70%
Visibility1.2 mi
Dew point47°
Thu, 1264° / 47°0
Morning50°feels 47°
Afternoon62°feels 61°
Evening50°feels 49°
Overnight47°feels 44°
64 °
Index, Thursday, 12 November
Overcast. High 64°, low 47°.
Pressure29.71 inHg
Wind6 mph E
Humidity53%
Visibility6.2 mi
Dew point41°
Fri, 1351° / 44°0.26
Morning48°feels 45°
Afternoon51°feels 50°
Evening48°feels 48°
Overnight46°feels 42°
51 °
Index, Friday, 13 November
Light rain. High 51°, low 44°.
Pressure29.32 inHg
Wind7.3 mph E
Humidity82%
Visibility—
Dew point45°
Sat, 1451° / 43°0.8
Morning46°feels 46°
Afternoon49°feels 48°
Evening48°feels 45°
Overnight44°feels 42°
51 °
Index, Saturday, 14 November
Rain. High 51°, low 43°.
Pressure29.62 inHg
Wind9.1 mph E
Humidity95%
Visibility—
Dew point47°
Sun, 1542° / 37°1.36
Morning40°feels 39°
Afternoon39°feels 37°
Evening37°feels 37°
Overnight39°feels 39°
42 °
Index, Sunday, 15 November
Snow. High 42°, low 37°.
Pressure29.77 inHg
Wind4.7 mph SW
Humidity99%
Visibility—
Dew point39°
Mon, 1641° / 38°0.31
Morning39°feels 39°
Afternoon40°feels 40°
Evening39°feels 39°
Overnight38°feels 38°
41 °
Index, Monday, 16 November
Snow. High 41°, low 38°.
Pressure30.18 inHg
Wind2.5 mph SW
Humidity95%
Visibility—
Dew point39°
Tue, 1743° / 32°0.02
Morning38°feels 38°
Afternoon40°feels 40°
Evening37°feels 37°
Overnight33°feels 33°
43 °
Index, Tuesday, 17 November
Snow. High 43°, low 32°.
Pressure30.24 inHg
Wind2.5 mph E
Humidity89%
Visibility—
Dew point36°
Wed, 1840° / 32°0.01
Morning34°feels 34°
Afternoon38°feels 38°
Evening36°feels 36°
Overnight34°feels 34°
40 °
Index, Wednesday, 18 November
Light snow. High 40°, low 32°.
Pressure30.30 inHg
Wind3.2 mph W
Humidity85%
Visibility—
Dew point33°
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 Index, 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.