10-day forecast for River Sioux, IA: 25° to 62°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
62°
Best day: Wednesday, November 18
58° · 1.28 in
Worst day: Saturday, November 21
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1551° / 25°0
Morning28°feels 22°
Afternoon50°feels 47°
Evening34°feels 28°
Overnight28°feels 22°
51 °
River Sioux, Sunday, 15 November
Clear. High 51°, low 25°.
Pressure30.42 inHg
Wind9.1 mph S
Humidity58%
Visibility6.2 mi
Dew point31°
Mon, 1655° / 30°0
Morning36°feels 29°
Afternoon55°feels 52°
Evening46°feels 41°
Overnight31°feels 23°
55 °
River Sioux, Monday, 16 November
Clear. High 55°, low 30°.
Pressure30.36 inHg
Wind13.5 mph S
Humidity58%
Visibility6.2 mi
Dew point37°
Tue, 1757° / 41°0
Morning42°feels 35°
Afternoon57°feels 54°
Evening51°feels 48°
Overnight43°feels 37°
57 °
River Sioux, Tuesday, 17 November
Overcast. High 57°, low 41°.
Pressure30.24 inHg
Wind16 mph S
Humidity57%
Visibility6.2 mi
Dew point39°
Wed, 1862° / 48°0
Morning51°feels 49°
Afternoon61°feels 59°
Evening57°feels 55°
Overnight48°feels 42°
62 °
River Sioux, Wednesday, 18 November
Overcast. High 62°, low 48°.
Pressure29.94 inHg
Wind18.1 mph S
Humidity62%
Visibility6.2 mi
Dew point45°
Thu, 1951° / 40°0
Morning45°feels 42°
Afternoon49°feels 46°
Evening43°feels 41°
Overnight40°feels 40°
51 °
River Sioux, Thursday, 19 November
Clear. High 51°, low 40°.
Pressure30.36 inHg
Wind11 mph NW
Humidity55%
Visibility—
Dew point33°
Fri, 2061° / 37°0.04
Morning43°feels 40°
Afternoon55°feels 55°
Evening61°feels 60°
Overnight56°feels 54°
61 °
River Sioux, Friday, 20 November
Light rain. High 61°, low 37°.
Pressure30.03 inHg
Wind16.9 mph S
Humidity87%
Visibility—
Dew point48°
Sat, 2158° / 44°1.28
Morning54°feels 53°
Afternoon51°feels 48°
Evening45°feels 36°
Overnight46°feels 39°
58 °
River Sioux, Saturday, 21 November
Rain. High 58°, low 44°.
Pressure29.77 inHg
Wind23.3 mph NW
Humidity93%
Visibility—
Dew point50°
Sun, 2243° / 35°0
Morning40°feels 31°
Afternoon41°feels 33°
Evening37°feels 31°
Overnight36°feels 29°
43 °
River Sioux, Sunday, 22 November
Overcast. High 43°, low 35°.
Pressure30.33 inHg
Wind21.3 mph NW
Humidity60%
Visibility—
Dew point28°
Mon, 2339° / 29°0
Morning31°feels 25°
Afternoon36°feels 31°
Evening33°feels 27°
Overnight30°feels 23°
39 °
River Sioux, Monday, 23 November
Overcast. High 39°, low 29°.
Pressure30.53 inHg
Wind7.5 mph NE
Humidity36%
Visibility—
Dew point11°
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 River Sioux, IA 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.