10-day forecast for Iona, SD: 33° to 62°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
62°
Best day: Saturday, November 7
47°
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 0447° / 39°0
Morning40°feels 32°
Afternoon44°feels 36°
Evening47°feels 41°
Overnight42°feels 36°
47 °
Iona, Wednesday, 4 November
Overcast. High 47°, low 39°.
Pressure29.91 inHg
Wind16.3 mph NW
Humidity69%
Visibility6.2 mi
Dew point37°
Thu, 0552° / 37°0
Morning38°feels 32°
Afternoon51°feels 49°
Evening41°feels 38°
Overnight42°feels 35°
52 °
Iona, Thursday, 5 November
Clear. High 52°, low 37°.
Pressure30.12 inHg
Wind9.3 mph NW
Humidity61%
Visibility6.2 mi
Dew point35°
Fri, 0652° / 33°0
Morning35°feels 29°
Afternoon52°feels 50°
Evening42°feels 42°
Overnight35°feels 35°
52 °
Iona, Friday, 6 November
Overcast. High 52°, low 33°.
Pressure30.21 inHg
Wind7.9 mph SE
Humidity69%
Visibility6.2 mi
Dew point39°
Sat, 0762° / 37°0
Morning41°feels 37°
Afternoon60°feels 58°
Evening50°feels 48°
Overnight37°feels 34°
62 °
Iona, Saturday, 7 November
Clear. High 62°, low 37°.
Pressure30.09 inHg
Wind9.3 mph W
Humidity50%
Visibility6.2 mi
Dew point39°
Sun, 0862° / 36°0
Morning42°feels 39°
Afternoon55°feels 53°
Evening54°feels 52°
Overnight51°feels 49°
62 °
Iona, Sunday, 8 November
Clear. High 62°, low 36°.
Pressure30.24 inHg
Wind14.2 mph S
Humidity45%
Visibility—
Dew point32°
Mon, 0959° / 47°0
Morning50°feels 46°
Afternoon57°feels 55°
Evening49°feels 47°
Overnight47°feels 44°
59 °
Iona, Monday, 9 November
Mostly clear. High 59°, low 47°.
Pressure29.97 inHg
Wind14.3 mph NW
Humidity48%
Visibility—
Dew point37°
Tue, 1059° / 41°0
Morning45°feels 43°
Afternoon54°feels 51°
Evening49°feels 46°
Overnight46°feels 43°
59 °
Iona, Tuesday, 10 November
Overcast. High 59°, low 41°.
Pressure30.12 inHg
Wind8.5 mph S
Humidity41%
Visibility—
Dew point30°
Wed, 1155° / 43°0
Morning47°feels 45°
Afternoon52°feels 49°
Evening47°feels 43°
Overnight44°feels 41°
55 °
Iona, Wednesday, 11 November
Overcast. High 55°, low 43°.
Pressure30.09 inHg
Wind8.7 mph E
Humidity51%
Visibility—
Dew point34°
Thu, 1252° / 36°0
Morning40°feels 39°
Afternoon48°feels 46°
Evening43°feels 41°
Overnight40°feels 37°
52 °
Iona, Thursday, 12 November
Clear. High 52°, low 36°.
Pressure30.21 inHg
Wind5 mph E
Humidity53%
Visibility—
Dew point31°
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, SD 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.