10-day forecast for Custer, SD: 24° to 68°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
68°
Best day: Monday, October 19
43° · 0.63 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1255° / 40°0.01
Morning47°feels 41°
Afternoon55°feels 52°
Evening42°feels 42°
Overnight44°feels 40°
55 °
Custer, Monday, 12 October
Light rain. High 55°, low 40°.
Pressure29.80 inHg
Wind4 mph NW
Humidity53%
Visibility6.2 mi
Dew point42°
Tue, 1351° / 38°0.33
Morning42°feels 42°
Afternoon50°feels 48°
Evening41°feels 41°
Overnight42°feels 42°
51 °
Custer, Tuesday, 13 October
Rain. High 51°, low 38°.
Pressure29.94 inHg
Wind6.2 mph S
Humidity73%
Visibility6.2 mi
Dew point41°
Wed, 1445° / 38°0.24
Morning40°feels 38°
Afternoon44°feels 41°
Evening40°feels 40°
Overnight38°feels 38°
45 °
Custer, Wednesday, 14 October
Light rain. High 45°, low 38°.
Pressure30.21 inHg
Wind5.7 mph E
Humidity81%
Visibility6.2 mi
Dew point39°
Thu, 1543° / 38°0.63
Morning41°feels 38°
Afternoon42°feels 35°
Evening42°feels 35°
Overnight39°feels 39°
43 °
Custer, Thursday, 15 October
Rain. High 43°, low 38°.
Pressure30.39 inHg
Wind14.7 mph N
Humidity99%
Visibility—
Dew point41°
Fri, 1651° / 27°0
Morning34°feels 33°
Afternoon49°feels 45°
Evening37°feels 30°
Overnight30°feels 23°
51 °
Custer, Friday, 16 October
Clear. High 51°, low 27°.
Pressure30.59 inHg
Wind10.1 mph N
Humidity40%
Visibility—
Dew point24°
Sat, 1753° / 24°0
Morning31°feels 26°
Afternoon47°feels 43°
Evening41°feels 37°
Overnight39°feels 34°
53 °
Custer, Saturday, 17 October
Clear. High 53°, low 24°.
Pressure30.24 inHg
Wind8.6 mph SW
Humidity25%
Visibility—
Dew point11°
Sun, 1868° / 46°0
Morning53°feels 49°
Afternoon66°feels 63°
Evening53°feels 50°
Overnight49°feels 46°
68 °
Custer, Sunday, 18 October
Clear. High 68°, low 46°.
Pressure29.94 inHg
Wind9.8 mph W
Humidity17%
Visibility—
Dew point19°
Mon, 1968° / 48°0
Morning54°feels 52°
Afternoon66°feels 64°
Evening54°feels 51°
Overnight51°feels 48°
68 °
Custer, Monday, 19 October
Partly cloudy. High 68°, low 48°.
Pressure29.85 inHg
Wind9.9 mph W
Humidity18%
Visibility—
Dew point21°
Tue, 2062° / 44°0
Morning51°feels 47°
Afternoon60°feels 58°
Evening49°feels 47°
Overnight45°feels 42°
62 °
Custer, Tuesday, 20 October
Partly cloudy. High 62°, low 44°.
Pressure29.83 inHg
Wind9.5 mph W
Humidity27%
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 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.