10-day forecast for Altamont, SD: 38° to 65°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
65°
Best day: Sunday, November 1
48° · 0.06 in
Worst day: Tuesday, October 27
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 2861° / 44°0.06
Morning47°feels 42°
Afternoon60°feels 60°
Evening51°feels 50°
Overnight44°feels 38°
61 °
Altamont, Wednesday, 28 October
Light rain. High 61°, low 44°.
Pressure29.85 inHg
Wind15.6 mph SW
Humidity88%
Visibility6.2 mi
Dew point55°
Thu, 2954° / 40°0
Morning40°feels 40°
Afternoon54°feels 51°
Evening46°feels 42°
Overnight43°feels 40°
54 °
Altamont, Thursday, 29 October
Clear. High 54°, low 40°.
Pressure30.24 inHg
Wind2.6 mph E
Humidity65%
Visibility6.2 mi
Dew point39°
Fri, 3055° / 41°0
Morning41°feels 41°
Afternoon54°feels 53°
Evening47°feels 44°
Overnight43°feels 39°
55 °
Altamont, Friday, 30 October
Overcast. High 55°, low 41°.
Pressure30.24 inHg
Wind5 mph NE
Humidity69%
Visibility6.2 mi
Dew point41°
Sat, 3156° / 41°0
Morning42°feels 38°
Afternoon53°feels 51°
Evening53°feels 53°
Overnight42°feels 38°
56 °
Altamont, Saturday, 31 October
Overcast. High 56°, low 41°.
Pressure30.21 inHg
Wind8 mph SE
Humidity83%
Visibility6.2 mi
Dew point44°
Sun, 0165° / 51°0
Morning54°feels 53°
Afternoon63°feels 62°
Evening56°feels 55°
Overnight53°feels 52°
65 °
Altamont, Sunday, 1 November
Mostly clear. High 65°, low 51°.
Pressure30.09 inHg
Wind14.1 mph SE
Humidity63%
Visibility—
Dew point49°
Mon, 0253° / 49°0.02
Morning50°feels 49°
Afternoon50°feels 47°
Evening49°feels 46°
Overnight49°feels 47°
53 °
Altamont, Monday, 2 November
Light rain. High 53°, low 49°.
Pressure29.91 inHg
Wind8 mph SE
Humidity97%
Visibility—
Dew point49°
Tue, 0351° / 49°0.06
Morning50°feels 46°
Afternoon50°feels 46°
Evening50°feels 46°
Overnight49°feels 46°
51 °
Altamont, Tuesday, 3 November
Light rain. High 51°, low 49°.
Pressure30.15 inHg
Wind10.4 mph NE
Humidity97%
Visibility—
Dew point49°
Wed, 0452° / 47°0
Morning48°feels 45°
Afternoon51°feels 50°
Evening50°feels 48°
Overnight47°feels 43°
52 °
Altamont, Wednesday, 4 November
Overcast. High 52°, low 47°.
Pressure30.15 inHg
Wind10.6 mph NE
Humidity77%
Visibility—
Dew point44°
Thu, 0550° / 43°0
Morning45°feels 41°
Afternoon49°feels 46°
Evening46°feels 43°
Overnight45°feels 41°
50 °
Altamont, Thursday, 5 November
Overcast. High 50°, low 43°.
Pressure30.06 inHg
Wind10.2 mph N
Humidity77%
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 Altamont, 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.