10-day forecast for Mellette, SD: 36° to 71°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
71°
Best day: Monday, October 19
67° · 0.31 in
Worst day: Thursday, October 22
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 1456° / 36°0
Morning36°feels 32°
Afternoon54°feels 52°
Evening53°feels 51°
Overnight40°feels 37°
56 °
Mellette, Wednesday, 14 October
Overcast. High 56°, low 36°.
Pressure30.27 inHg
Wind1.7 mph NE
Humidity60%
Visibility6.2 mi
Dew point38°
Thu, 1561° / 47°0
Morning48°feels 47°
Afternoon59°feels 57°
Evening49°feels 43°
Overnight49°feels 49°
61 °
Mellette, Thursday, 15 October
Overcast. High 61°, low 47°.
Pressure30.24 inHg
Wind13.2 mph NW
Humidity49%
Visibility6.2 mi
Dew point41°
Fri, 1654° / 39°0
Morning40°feels 34°
Afternoon50°feels 47°
Evening46°feels 43°
Overnight45°feels 38°
54 °
Mellette, Friday, 16 October
Clear. High 54°, low 39°.
Pressure30.71 inHg
Wind6.6 mph NW
Humidity56%
Visibility6.2 mi
Dew point29°
Sat, 1767° / 42°0
Morning48°feels 42°
Afternoon61°feels 58°
Evening58°feels 56°
Overnight52°feels 49°
67 °
Mellette, Saturday, 17 October
Clear. High 67°, low 42°.
Pressure30.03 inHg
Wind13.1 mph S
Humidity33%
Visibility—
Dew point29°
Sun, 1869° / 49°0
Morning53°feels 51°
Afternoon63°feels 61°
Evening60°feels 57°
Overnight54°feels 51°
69 °
Mellette, Sunday, 18 October
Partly cloudy. High 69°, low 49°.
Pressure29.88 inHg
Wind9.3 mph S
Humidity40%
Visibility—
Dew point37°
Mon, 1971° / 48°0
Morning53°feels 51°
Afternoon66°feels 64°
Evening60°feels 58°
Overnight54°feels 52°
71 °
Mellette, Monday, 19 October
Clear. High 71°, low 48°.
Pressure29.97 inHg
Wind8.4 mph SE
Humidity34%
Visibility—
Dew point35°
Tue, 2070° / 51°0
Morning54°feels 53°
Afternoon62°feels 61°
Evening66°feels 65°
Overnight60°feels 60°
70 °
Mellette, Tuesday, 20 October
Overcast. High 70°, low 51°.
Pressure29.85 inHg
Wind18.6 mph S
Humidity75%
Visibility—
Dew point51°
Wed, 2170° / 58°0.23
Morning62°feels 62°
Afternoon70°feels 70°
Evening68°feels 68°
Overnight65°feels 66°
70 °
Mellette, Wednesday, 21 October
Rain. High 70°, low 58°.
Pressure29.68 inHg
Wind22.9 mph S
Humidity71%
Visibility—
Dew point59°
Thu, 2267° / 43°0.31
Morning51°feels 49°
Afternoon48°feels 43°
Evening43°feels 36°
Overnight45°feels 39°
67 °
Mellette, Thursday, 22 October
Rain. High 67°, low 43°.
Pressure29.71 inHg
Wind17.5 mph S
Humidity75%
Visibility—
Dew point42°
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 Mellette, 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.