10-day forecast for Index, WA: 33° to 58°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
58°
Best day: Wednesday, November 4
45° · 0.86 in
Worst day: Friday, November 6
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 3151° / 33°0
Morning34°feels 29°
Afternoon50°feels 47°
Evening42°feels 42°
Overnight34°feels 31°
51 °
Index, Saturday, 31 October
Overcast. High 51°, low 33°.
Pressure30.00 inHg
Wind1.7 mph SE
Humidity60%
Visibility2.5 mi
Dew point33°
Sun, 0153° / 34°0
Morning34°feels 34°
Afternoon53°feels 51°
Evening38°feels 38°
Overnight40°feels 38°
53 °
Index, Sunday, 1 November
Clear. High 53°, low 34°.
Pressure30.06 inHg
Wind1.7 mph W
Humidity58%
Visibility6.2 mi
Dew point33°
Mon, 0258° / 33°0
Morning34°feels 30°
Afternoon58°feels 55°
Evening45°feels 42°
Overnight33°feels 29°
58 °
Index, Monday, 2 November
Overcast. High 58°, low 33°.
Pressure30.21 inHg
Wind3.7 mph E
Humidity50%
Visibility6.2 mi
Dew point28°
Tue, 0358° / 42°0.03
Morning45°feels 42°
Afternoon58°feels 57°
Evening52°feels 51°
Overnight45°feels 43°
58 °
Index, Tuesday, 3 November
Light rain. High 58°, low 42°.
Pressure30.06 inHg
Wind3.8 mph E
Humidity76%
Visibility6.2 mi
Dew point41°
Wed, 0458° / 38°0
Morning42°feels 40°
Afternoon53°feels 52°
Evening53°feels 51°
Overnight42°feels 40°
58 °
Index, Wednesday, 4 November
Mostly clear. High 58°, low 38°.
Pressure30.15 inHg
Wind4.7 mph E
Humidity71%
Visibility—
Dew point42°
Thu, 0555° / 44°0.26
Morning46°feels 46°
Afternoon50°feels 49°
Evening50°feels 48°
Overnight45°feels 44°
55 °
Index, Thursday, 5 November
Rain. High 55°, low 44°.
Pressure29.91 inHg
Wind4.9 mph E
Humidity81%
Visibility—
Dew point44°
Fri, 0645° / 40°0.86
Morning42°feels 39°
Afternoon42°feels 40°
Evening42°feels 42°
Overnight41°feels 40°
45 °
Index, Friday, 6 November
Rain. High 45°, low 40°.
Pressure30.09 inHg
Wind5.1 mph W
Humidity91%
Visibility—
Dew point40°
Sat, 0744° / 36°0.05
Morning39°feels 36°
Afternoon44°feels 42°
Evening43°feels 39°
Overnight41°feels 36°
44 °
Index, Saturday, 7 November
Light rain. High 44°, low 36°.
Pressure30.27 inHg
Wind8.2 mph E
Humidity77%
Visibility—
Dew point37°
Sun, 0850° / 43°0.3
Morning45°feels 41°
Afternoon47°feels 45°
Evening50°feels 48°
Overnight46°feels 43°
50 °
Index, Sunday, 8 November
Light rain. High 50°, low 43°.
Pressure30.12 inHg
Wind7.6 mph E
Humidity94%
Visibility—
Dew point44°
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.