National Weather Service Forecast for: Lennox SD
Issued by: National Weather Service Sioux Falls, SD
Updated: 12:43 pm CDT Oct 6, 2026
 
This
Afternoon
This Afternoon: Sunny, with a high near 83. West northwest wind 5 to 10 mph.
Sunny
Tonight

Tonight: Mostly clear, with a low around 52. West northwest wind around 5 mph becoming north after midnight.
Mostly Clear
Wednesday

Wednesday: Mostly sunny, with a high near 75. North wind 5 to 10 mph becoming west northwest in the afternoon.
Mostly Sunny
Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 47. Northwest wind around 5 mph becoming north northeast after midnight.
Partly Cloudy
Thursday

Thursday: Mostly sunny, with a high near 70. Northeast wind around 5 mph becoming south southeast in the afternoon.
Mostly Sunny
Thursday
Night
Thursday Night: Partly cloudy, with a low around 51. Southeast wind around 5 mph.
Partly Cloudy
Friday

Friday: Mostly sunny, with a high near 74.
Mostly Sunny
Friday
Night
Friday Night: Mostly clear, with a low around 60.
Mostly Clear
Saturday

Saturday: Sunny, with a high near 81. Breezy.
Sunny and
Breezy
Hi 83 °F Lo 52 °F Hi 75 °F Lo 47 °F Hi 70 °F Lo 51 °F Hi 74 °F Lo 60 °F Hi 81 °F

 

This Afternoon
 
Sunny, with a high near 83. West northwest wind 5 to 10 mph.
Tonight
 
Mostly clear, with a low around 52. West northwest wind around 5 mph becoming north after midnight.
Wednesday
 
Mostly sunny, with a high near 75. North wind 5 to 10 mph becoming west northwest in the afternoon.
Wednesday Night
 
Partly cloudy, with a low around 47. Northwest wind around 5 mph becoming north northeast after midnight.
Thursday
 
Mostly sunny, with a high near 70. Northeast wind around 5 mph becoming south southeast in the afternoon.
Thursday Night
 
Partly cloudy, with a low around 51. Southeast wind around 5 mph.
Friday
 
Mostly sunny, with a high near 74.
Friday Night
 
Mostly clear, with a low around 60.
Saturday
 
Sunny, with a high near 81. Breezy.
Saturday Night
 
Mostly clear, with a low around 62.
Sunday
 
Mostly sunny, with a high near 73. Breezy.
Sunday Night
 
A 30 percent chance of showers. Partly cloudy, with a low around 52.
Columbus Day
 
A 30 percent chance of showers. Partly sunny, with a high near 61.

 

Forecast from NOAA-NWS for Lennox SD.