10-day forecast for Mellette, SD: 32° to 77°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
77°
Best day: Thursday, October 22
43° · 0.51 in
Worst day: Wednesday, October 28
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 2277° / 43°0
Morning47°feels 45°
Afternoon74°feels 74°
Evening69°feels 68°
Overnight44°feels 42°
77 °
Mellette, Thursday, 22 October
Mostly clear. High 77°, low 43°.
Pressure30.12 inHg
Wind8.1 mph S
Humidity67%
Visibility6.2 mi
Dew point55°
Fri, 2373° / 60°0
Morning60°feels 60°
Afternoon71°feels 70°
Evening71°feels 70°
Overnight63°feels 62°
73 °
Mellette, Friday, 23 October
Overcast. High 73°, low 60°.
Pressure29.88 inHg
Wind17.1 mph S
Humidity55%
Visibility6.2 mi
Dew point53°
Sat, 2468° / 53°0.03
Morning58°feels 57°
Afternoon56°feels 54°
Evening53°feels 51°
Overnight67°feels 66°
68 °
Mellette, Saturday, 24 October
Light rain. High 68°, low 53°.
Pressure30.12 inHg
Wind11.6 mph NW
Humidity58%
Visibility6.2 mi
Dew point43°
Sun, 2548° / 43°0.08
Morning44°feels 40°
Afternoon46°feels 42°
Evening44°feels 39°
Overnight46°feels 42°
48 °
Mellette, Sunday, 25 October
Light rain. High 48°, low 43°.
Pressure30.47 inHg
Wind8.7 mph NE
Humidity57%
Visibility—
Dew point31°
Mon, 2648° / 39°0.03
Morning43°feels 38°
Afternoon45°feels 39°
Evening43°feels 38°
Overnight40°feels 34°
48 °
Mellette, Monday, 26 October
Light rain. High 48°, low 39°.
Pressure30.45 inHg
Wind12.1 mph N
Humidity61%
Visibility—
Dew point32°
Tue, 2748° / 32°0
Morning36°feels 31°
Afternoon45°feels 40°
Evening42°feels 36°
Overnight39°feels 33°
48 °
Mellette, Tuesday, 27 October
Clear. High 48°, low 32°.
Pressure30.36 inHg
Wind11.8 mph SE
Humidity44%
Visibility—
Dew point23°
Wed, 2843° / 40°0.51
Morning42°feels 37°
Afternoon41°feels 33°
Evening43°feels 37°
Overnight42°feels 36°
43 °
Mellette, Wednesday, 28 October
Rain. High 43°, low 40°.
Pressure30.03 inHg
Wind16.4 mph NW
Humidity95%
Visibility—
Dew point40°
Thu, 2950° / 33°0
Morning37°feels 32°
Afternoon46°feels 43°
Evening43°feels 43°
Overnight39°feels 38°
50 °
Mellette, Thursday, 29 October
Clear. High 50°, low 33°.
Pressure30.30 inHg
Wind8.4 mph NW
Humidity47%
Visibility—
Dew point25°
Fri, 3053° / 35°0
Morning39°feels 35°
Afternoon49°feels 46°
Evening45°feels 40°
Overnight42°feels 36°
53 °
Mellette, Friday, 30 October
Clear. High 53°, low 35°.
Pressure30.24 inHg
Wind13.7 mph SE
Humidity43%
Visibility—
Dew point26°
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.