10-day forecast for South Yankton, NE: 62° to 98°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
98°
Best day: Wednesday, August 12
78° · 1.42 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1091° / 64°0.01
Morning66°feels 66°
Afternoon87°feels 84°
Evening85°feels 83°
Overnight73°feels 74°
91 °
South Yankton, Monday, 10 August
Light rain. High 91°, low 64°.
Pressure29.80 inHg
Wind13.3 mph SE
Humidity27%
Visibility6.2 mi
Dew point54°
Tue, 1195° / 68°0
Morning73°feels 73°
Afternoon93°feels 94°
Evening90°feels 91°
Overnight76°feels 76°
95 °
South Yankton, Tuesday, 11 August
Overcast. High 95°, low 68°.
Pressure29.74 inHg
Wind9.3 mph NE
Humidity37%
Visibility6.2 mi
Dew point61°
Wed, 1298° / 69°0.01
Morning74°feels 75°
Afternoon94°feels 95°
Evening94°feels 93°
Overnight73°feels 73°
98 °
South Yankton, Wednesday, 12 August
Light rain. High 98°, low 69°.
Pressure29.83 inHg
Wind6.1 mph E
Humidity48%
Visibility6.2 mi
Dew point65°
Thu, 1378° / 68°1.42
Morning68°feels 68°
Afternoon73°feels 74°
Evening76°feels 76°
Overnight75°feels 76°
78 °
South Yankton, Thursday, 13 August
Heavy rain. High 78°, low 68°.
Pressure29.91 inHg
Wind13.4 mph E
Humidity88%
Visibility6.2 mi
Dew point66°
Fri, 1475° / 64°0.09
Morning67°feels 67°
Afternoon74°feels 74°
Evening68°feels 69°
Overnight67°feels 68°
75 °
South Yankton, Friday, 14 August
Light rain. High 75°, low 64°.
Pressure30.00 inHg
Wind15.3 mph SE
Humidity71%
Visibility—
Dew point63°
Sat, 1581° / 67°0.26
Morning69°feels 70°
Afternoon73°feels 74°
Evening78°feels 79°
Overnight73°feels 74°
81 °
South Yankton, Saturday, 15 August
Rain. High 81°, low 67°.
Pressure30.06 inHg
Wind7.8 mph SE
Humidity92%
Visibility—
Dew point69°
Sun, 1684° / 65°0
Morning70°feels 71°
Afternoon82°feels 83°
Evening80°feels 81°
Overnight68°feels 68°
84 °
South Yankton, Sunday, 16 August
Overcast. High 84°, low 65°.
Pressure30.18 inHg
Wind5.9 mph SE
Humidity53%
Visibility—
Dew point61°
Mon, 1779° / 67°0.01
Morning70°feels 71°
Afternoon78°feels 78°
Evening78°feels 78°
Overnight72°feels 71°
79 °
South Yankton, Monday, 17 August
Light rain. High 79°, low 67°.
Pressure30.03 inHg
Wind17.8 mph S
Humidity53%
Visibility—
Dew point58°
Tue, 1896° / 62°0.22
Morning70°feels 71°
Afternoon89°feels 92°
Evening86°feels 86°
Overnight73°feels 73°
96 °
South Yankton, Tuesday, 18 August
Rain. High 96°, low 62°.
Pressure29.77 inHg
Wind23.3 mph N
Humidity47%
Visibility—
Dew point63°
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 South Yankton, NE 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.