10-day forecast for Lyons, SD: 28° to 84°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
84°
Best day: Saturday, October 10
43°
Worst day: Saturday, October 17
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1084° / 63°0
Morning63°feels 62°
Afternoon83°feels 81°
Evening74°feels 74°
Overnight68°feels 68°
84 °
Lyons, Saturday, 10 October
Clear. High 84°, low 63°.
Pressure29.65 inHg
Wind18.9 mph S
Humidity37%
Visibility6.2 mi
Dew point51°
Sun, 1183° / 61°0
Morning61°feels 60°
Afternoon82°feels 81°
Evening73°feels 72°
Overnight68°feels 67°
83 °
Lyons, Sunday, 11 October
Overcast. High 83°, low 61°.
Pressure29.68 inHg
Wind11.5 mph S
Humidity40%
Visibility6.2 mi
Dew point52°
Mon, 1273° / 53°0.01
Morning53°feels 53°
Afternoon72°feels 71°
Evening62°feels 62°
Overnight59°feels 58°
73 °
Lyons, Monday, 12 October
Light rain. High 73°, low 53°.
Pressure29.74 inHg
Wind7.2 mph NE
Humidity70%
Visibility6.2 mi
Dew point55°
Tue, 1360° / 52°0
Morning52°feels 51°
Afternoon58°feels 56°
Evening57°feels 55°
Overnight56°feels 55°
60 °
Lyons, Tuesday, 13 October
Overcast. High 60°, low 52°.
Pressure30.06 inHg
Wind9.3 mph N
Humidity68%
Visibility6.2 mi
Dew point45°
Wed, 1460° / 47°0
Morning50°feels 47°
Afternoon58°feels 56°
Evening54°feels 52°
Overnight50°feels 47°
60 °
Lyons, Wednesday, 14 October
Overcast. High 60°, low 47°.
Pressure30.27 inHg
Wind9.2 mph NE
Humidity51%
Visibility—
Dew point39°
Thu, 1561° / 45°0.04
Morning49°feels 47°
Afternoon60°feels 58°
Evening53°feels 52°
Overnight52°feels 51°
61 °
Lyons, Thursday, 15 October
Light rain. High 61°, low 45°.
Pressure30.21 inHg
Wind17.2 mph NW
Humidity57%
Visibility—
Dew point44°
Fri, 1649° / 36°0.02
Morning42°feels 32°
Afternoon38°feels 26°
Evening36°feels 24°
Overnight38°feels 27°
49 °
Lyons, Friday, 16 October
Snow. High 49°, low 36°.
Pressure30.00 inHg
Wind30 mph NW
Humidity82%
Visibility—
Dew point35°
Sat, 1743° / 28°0
Morning32°feels 23°
Afternoon39°feels 34°
Evening37°feels 30°
Overnight33°feels 24°
43 °
Lyons, Saturday, 17 October
Clear. High 43°, low 28°.
Pressure30.56 inHg
Wind20.9 mph NW
Humidity37%
Visibility—
Dew point14°
Sun, 1861° / 35°0
Morning42°feels 33°
Afternoon54°feels 51°
Evening50°feels 47°
Overnight44°feels 40°
61 °
Lyons, Sunday, 18 October
Overcast. High 61°, low 35°.
Pressure30.03 inHg
Wind18.9 mph S
Humidity37%
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 Lyons, 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.