10-day forecast for Index, WA: 34° to 62°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
62°
Best day: Monday, November 2
48° · 1.41 in
Worst day: Wednesday, October 28
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 2952° / 39°0.04
Morning39°feels 35°
Afternoon52°feels 49°
Evening44°feels 43°
Overnight40°feels 40°
52 °
Index, Thursday, 29 October
Light rain. High 52°, low 39°.
Pressure30.00 inHg
Wind5.7 mph E
Humidity61%
Visibility6.2 mi
Dew point33°
Fri, 3047° / 40°0.28
Morning41°feels 39°
Afternoon46°feels 46°
Evening41°feels 41°
Overnight43°feels 40°
47 °
Index, Friday, 30 October
Rain. High 47°, low 40°.
Pressure29.94 inHg
Wind1.5 mph SE
Humidity96%
Visibility4.0 mi
Dew point41°
Sat, 3157° / 34°0
Morning34°feels 29°
Afternoon57°feels 55°
Evening40°feels 38°
Overnight37°feels 34°
57 °
Index, Saturday, 31 October
Clear. High 57°, low 34°.
Pressure30.03 inHg
Wind4.2 mph E
Humidity65%
Visibility0.4 mi
Dew point37°
Sun, 0153° / 35°0
Morning35°feels 32°
Afternoon50°feels 48°
Evening47°feels 46°
Overnight36°feels 34°
53 °
Index, Sunday, 1 November
Clear. High 53°, low 35°.
Pressure30.18 inHg
Wind3 mph W
Humidity63%
Visibility6.2 mi
Dew point35°
Mon, 0262° / 35°0
Morning41°feels 38°
Afternoon55°feels 53°
Evening54°feels 52°
Overnight44°feels 41°
62 °
Index, Monday, 2 November
Partly cloudy. High 62°, low 35°.
Pressure30.27 inHg
Wind6.1 mph E
Humidity50%
Visibility—
Dew point34°
Tue, 0355° / 37°0
Morning42°feels 39°
Afternoon49°feels 47°
Evening46°feels 44°
Overnight38°feels 32°
55 °
Index, Tuesday, 3 November
Overcast. High 55°, low 37°.
Pressure30.18 inHg
Wind7.9 mph E
Humidity65%
Visibility—
Dew point36°
Wed, 0455° / 37°0
Morning40°feels 36°
Afternoon49°feels 46°
Evening47°feels 45°
Overnight40°feels 37°
55 °
Index, Wednesday, 4 November
Overcast. High 55°, low 37°.
Pressure29.97 inHg
Wind7.9 mph E
Humidity62%
Visibility—
Dew point35°
Thu, 0552° / 41°0
Morning44°feels 42°
Afternoon49°feels 49°
Evening46°feels 45°
Overnight41°feels 39°
52 °
Index, Thursday, 5 November
Overcast. High 52°, low 41°.
Pressure29.88 inHg
Wind4.2 mph E
Humidity54%
Visibility—
Dew point33°
Fri, 0655° / 39°0
Morning43°feels 41°
Afternoon50°feels 47°
Evening47°feels 46°
Overnight41°feels 37°
55 °
Index, Friday, 6 November
Overcast. High 55°, low 39°.
Pressure29.80 inHg
Wind6.3 mph E
Humidity51%
Visibility—
Dew point32°
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.