10-day forecast for Custer, SD: 19° to 75°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
75°
Best day: Saturday, October 10
40°
Worst day: Friday, October 16
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1158° / 46°0.03
Morning49°feels 48°
Afternoon57°feels 55°
Evening50°feels 50°
Overnight53°feels 51°
58 °
Custer, Sunday, 11 October
Light rain. High 58°, low 46°.
Pressure29.68 inHg
Wind5.5 mph S
Humidity55%
Visibility6.2 mi
Dew point48°
Mon, 1261° / 42°0.09
Morning49°feels 45°
Afternoon61°feels 59°
Evening42°feels 42°
Overnight47°feels 45°
61 °
Custer, Monday, 12 October
Rain. High 61°, low 42°.
Pressure29.77 inHg
Wind11.4 mph W
Humidity60%
Visibility6.2 mi
Dew point46°
Tue, 1353° / 39°0.09
Morning40°feels 39°
Afternoon52°feels 50°
Evening42°feels 42°
Overnight41°feels 37°
53 °
Custer, Tuesday, 13 October
Rain. High 53°, low 39°.
Pressure29.97 inHg
Wind5.9 mph S
Humidity71%
Visibility6.2 mi
Dew point43°
Wed, 1451° / 40°0
Morning45°feels 45°
Afternoon48°feels 46°
Evening44°feels 42°
Overnight42°feels 41°
51 °
Custer, Wednesday, 14 October
Overcast. High 51°, low 40°.
Pressure30.24 inHg
Wind6.2 mph E
Humidity74%
Visibility—
Dew point40°
Thu, 1551° / 40°0.05
Morning43°feels 43°
Afternoon49°feels 47°
Evening47°feels 44°
Overnight44°feels 39°
51 °
Custer, Thursday, 15 October
Light rain. High 51°, low 40°.
Pressure30.30 inHg
Wind11.1 mph N
Humidity76%
Visibility—
Dew point41°
Fri, 1640° / 21°0
Morning31°feels 19°
Afternoon34°feels 24°
Evening27°feels 19°
Overnight23°feels 15°
40 °
Custer, Friday, 16 October
Mostly clear. High 40°, low 21°.
Pressure30.59 inHg
Wind18 mph NW
Humidity25%
Visibility—
Dew point2°
Sat, 1747° / 19°0
Morning26°feels 20°
Afternoon43°feels 37°
Evening38°feels 33°
Overnight33°feels 28°
47 °
Custer, Saturday, 17 October
Clear. High 47°, low 19°.
Pressure30.33 inHg
Wind11.4 mph S
Humidity21%
Visibility—
Dew point3°
Sun, 1864° / 41°0
Morning48°feels 44°
Afternoon61°feels 59°
Evening49°feels 49°
Overnight45°feels 44°
64 °
Custer, Sunday, 18 October
Overcast. High 64°, low 41°.
Pressure29.97 inHg
Wind8.9 mph W
Humidity21%
Visibility—
Dew point20°
Mon, 1967° / 46°0
Morning54°feels 51°
Afternoon65°feels 62°
Evening54°feels 51°
Overnight51°feels 47°
67 °
Custer, Monday, 19 October
Overcast. High 67°, low 46°.
Pressure29.83 inHg
Wind13.2 mph W
Humidity22%
Visibility—
Dew point25°
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 Custer, 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.