10-day forecast for Letcher, SD: 33° to 75°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
75°
Best day: Thursday, October 22
52°
Worst day: Tuesday, October 27
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1966° / 40°0
Morning42°feels 38°
Afternoon64°feels 62°
Evening55°feels 53°
Overnight45°feels 42°
66 °
Letcher, Monday, 19 October
Clear. High 66°, low 40°.
Pressure30.24 inHg
Wind6.4 mph E
Humidity58%
Visibility6.2 mi
Dew point44°
Tue, 2069° / 47°0
Morning47°feels 43°
Afternoon67°feels 65°
Evening61°feels 60°
Overnight50°feels 46°
69 °
Letcher, Tuesday, 20 October
Clear. High 69°, low 47°.
Pressure30.18 inHg
Wind11.9 mph S
Humidity62%
Visibility6.2 mi
Dew point48°
Wed, 2170° / 48°0
Morning48°feels 47°
Afternoon68°feels 67°
Evening60°feels 60°
Overnight53°feels 52°
70 °
Letcher, Wednesday, 21 October
Clear. High 70°, low 48°.
Pressure30.21 inHg
Wind4 mph NE
Humidity71%
Visibility6.2 mi
Dew point53°
Thu, 2275° / 54°0
Morning56°feels 55°
Afternoon72°feels 72°
Evening67°feels 67°
Overnight56°feels 55°
75 °
Letcher, Thursday, 22 October
Mostly clear. High 75°, low 54°.
Pressure30.15 inHg
Wind10.9 mph SE
Humidity70%
Visibility6.2 mi
Dew point56°
Fri, 2370° / 60°0
Morning62°feels 61°
Afternoon69°feels 68°
Evening69°feels 68°
Overnight65°feels 64°
70 °
Letcher, Friday, 23 October
Overcast. High 70°, low 60°.
Pressure29.88 inHg
Wind22.2 mph SE
Humidity54%
Visibility—
Dew point50°
Sat, 2468° / 49°0.04
Morning62°feels 62°
Afternoon66°feels 65°
Evening55°feels 52°
Overnight52°feels 48°
68 °
Letcher, Saturday, 24 October
Light rain. High 68°, low 49°.
Pressure30.00 inHg
Wind19.4 mph S
Humidity45%
Visibility—
Dew point45°
Sun, 2555° / 41°0
Morning44°feels 39°
Afternoon51°feels 47°
Evening48°feels 44°
Overnight46°feels 40°
55 °
Letcher, Sunday, 25 October
Mostly clear. High 55°, low 41°.
Pressure30.30 inHg
Wind12.7 mph E
Humidity29%
Visibility—
Dew point19°
Mon, 2653° / 41°0
Morning47°feels 46°
Afternoon51°feels 47°
Evening45°feels 41°
Overnight42°feels 38°
53 °
Letcher, Monday, 26 October
Overcast. High 53°, low 41°.
Pressure30.06 inHg
Wind17.6 mph N
Humidity41%
Visibility—
Dew point28°
Tue, 2752° / 33°0
Morning38°feels 33°
Afternoon48°feels 44°
Evening44°feels 39°
Overnight39°feels 34°
52 °
Letcher, Tuesday, 27 October
Clear. High 52°, low 33°.
Pressure30.21 inHg
Wind9.2 mph SE
Humidity42%
Visibility—
Dew point24°
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 Letcher, 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.