10-day forecast for Green Valley, SD: 62° to 100°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
100°
Best day: Monday, August 10
86° · 1.52 in
Worst day: Sunday, August 16
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 10100° / 64°0
Morning70°feels 69°
Afternoon95°feels 92°
Evening84°feels 82°
Overnight67°feels 66°
100 °
Green Valley, Monday, 10 August
Mostly clear. High 100°, low 64°.
Pressure29.77 inHg
Wind13.6 mph SE
Humidity28%
Visibility6.2 mi
Dew point52°
Tue, 1194° / 63°0
Morning69°feels 69°
Afternoon92°feels 90°
Evening85°feels 84°
Overnight68°feels 68°
94 °
Green Valley, Tuesday, 11 August
Partly cloudy. High 94°, low 63°.
Pressure29.80 inHg
Wind9 mph E
Humidity38%
Visibility6.2 mi
Dew point57°
Wed, 1296° / 68°0.02
Morning78°feels 78°
Afternoon94°feels 92°
Evening72°feels 72°
Overnight73°feels 73°
96 °
Green Valley, Wednesday, 12 August
Light rain. High 96°, low 68°.
Pressure29.77 inHg
Wind11.3 mph SE
Humidity32%
Visibility6.2 mi
Dew point56°
Thu, 1372° / 64°0.04
Morning65°feels 65°
Afternoon67°feels 68°
Evening71°feels 71°
Overnight65°feels 65°
72 °
Green Valley, Thursday, 13 August
Light rain. High 72°, low 64°.
Pressure29.94 inHg
Wind14.2 mph SE
Humidity82%
Visibility—
Dew point61°
Fri, 1469° / 62°0.26
Morning64°feels 64°
Afternoon64°feels 64°
Evening67°feels 67°
Overnight64°feels 65°
69 °
Green Valley, Friday, 14 August
Rain. High 69°, low 62°.
Pressure29.97 inHg
Wind17.2 mph SE
Humidity94%
Visibility—
Dew point62°
Sat, 1582° / 62°0.01
Morning66°feels 67°
Afternoon78°feels 78°
Evening80°feels 80°
Overnight70°feels 70°
82 °
Green Valley, Saturday, 15 August
Light rain. High 82°, low 62°.
Pressure30.06 inHg
Wind9.7 mph NE
Humidity53%
Visibility—
Dew point57°
Sun, 1686° / 64°1.52
Morning72°feels 71°
Afternoon83°feels 83°
Evening77°feels 77°
Overnight65°feels 65°
86 °
Green Valley, Sunday, 16 August
Heavy rain. High 86°, low 64°.
Pressure30.09 inHg
Wind19.7 mph E
Humidity42%
Visibility—
Dew point56°
Mon, 1791° / 65°0.02
Morning73°feels 73°
Afternoon88°feels 88°
Evening88°feels 87°
Overnight76°feels 76°
91 °
Green Valley, Monday, 17 August
Light rain. High 91°, low 65°.
Pressure29.80 inHg
Wind14.9 mph S
Humidity44%
Visibility—
Dew point60°
Tue, 1891° / 73°0
Morning78°feels 76°
Afternoon89°feels 85°
Evening85°feels 82°
Overnight75°feels 74°
91 °
Green Valley, Tuesday, 18 August
Partly cloudy. High 91°, low 73°.
Pressure29.88 inHg
Wind23.7 mph N
Humidity18%
Visibility—
Dew point38°
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 Green Valley, 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.