10-day forecast for Iona, ID: 32° to 70°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
70°
Best day: Saturday, October 17
52° · 0.25 in
Worst day: Friday, October 23
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1868° / 36°0
Morning38°feels 38°
Afternoon66°feels 64°
Evening51°feels 49°
Overnight38°feels 36°
68 °
Iona, Sunday, 18 October
Partly cloudy. High 68°, low 36°.
Pressure30.09 inHg
Wind2.5 mph W
Humidity42%
Visibility6.2 mi
Dew point34°
Mon, 1966° / 41°0
Morning41°feels 38°
Afternoon66°feels 64°
Evening52°feels 50°
Overnight44°feels 42°
66 °
Iona, Monday, 19 October
Clear. High 66°, low 41°.
Pressure29.97 inHg
Wind2.2 mph W
Humidity41%
Visibility6.2 mi
Dew point37°
Tue, 2065° / 46°0
Morning46°feels 46°
Afternoon64°feels 63°
Evening54°feels 53°
Overnight48°feels 47°
65 °
Iona, Tuesday, 20 October
Overcast. High 65°, low 46°.
Pressure30.00 inHg
Wind2.9 mph SW
Humidity52%
Visibility6.2 mi
Dew point43°
Wed, 2166° / 46°0
Morning51°feels 49°
Afternoon61°feels 60°
Evening59°feels 58°
Overnight47°feels 45°
66 °
Iona, Wednesday, 21 October
Clear. High 66°, low 46°.
Pressure30.09 inHg
Wind6.1 mph E
Humidity54%
Visibility—
Dew point43°
Thu, 2262° / 45°0.33
Morning50°feels 50°
Afternoon61°feels 60°
Evening59°feels 58°
Overnight52°feels 51°
62 °
Iona, Thursday, 22 October
Rain. High 62°, low 45°.
Pressure29.97 inHg
Wind15.8 mph SE
Humidity70%
Visibility—
Dew point49°
Fri, 2352° / 38°0.25
Morning46°feels 39°
Afternoon44°feels 35°
Evening42°feels 34°
Overnight40°feels 32°
52 °
Iona, Friday, 23 October
Snow. High 52°, low 38°.
Pressure29.71 inHg
Wind29.8 mph SW
Humidity67%
Visibility—
Dew point34°
Sat, 2449° / 35°0.01
Morning37°feels 36°
Afternoon43°feels 40°
Evening45°feels 42°
Overnight39°feels 35°
49 °
Iona, Saturday, 24 October
Light snow. High 49°, low 35°.
Pressure30.24 inHg
Wind7 mph N
Humidity65%
Visibility—
Dew point30°
Sun, 2551° / 38°0
Morning42°feels 41°
Afternoon47°feels 44°
Evening48°feels 46°
Overnight45°feels 43°
51 °
Iona, Sunday, 25 October
Overcast. High 51°, low 38°.
Pressure30.18 inHg
Wind9.5 mph SW
Humidity49%
Visibility—
Dew point28°
Mon, 2650° / 40°0
Morning43°feels 41°
Afternoon47°feels 45°
Evening46°feels 46°
Overnight42°feels 39°
50 °
Iona, Monday, 26 October
Overcast. High 50°, low 40°.
Pressure30.00 inHg
Wind7.6 mph W
Humidity47%
Visibility—
Dew point27°
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 Iona, ID 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.