Jefferson, SD Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Jefferson, SD in one place.
Mostly cloudy. High near 45, with temperatures falling to around 41 in the afternoon. East southeast wind 0 to 5 mph.
Local Weather Overview
This forecast page for Jefferson, SD is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Nov 6, 2026 12:41 AM CST.
The active forecast window currently covers Nov 6 to Nov 12, 2026 for Jefferson, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 6 to Nov 12, 2026
- Latest sync
- Nov 6, 2026 12:41 AM CST
- Forecast office
- FSD
- Source
- NOAA / NWS
Daily Outlook
This Week in Jefferson
Monday looks like the warmest upcoming period in Jefferson at 64 degrees F.
Friday Night is the coolest period ahead with temperatures near 34 degrees F.
The strongest winds are forecast for Monday at about 5 to 10 mph WSW.
The forecast from Nov 6 through Nov 12 stays mostly dry.
Forecast Details
- Last updated
- Nov 6, 2026 12:41 AM CST
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- FSD
- Radar station
- KFSD
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 34. South wind around 5 mph.
Sunny. High near 59, with temperatures falling to around 54 in the afternoon. South southwest wind around 5 mph.
Partly cloudy, with a low around 37. West southwest wind 0 to 5 mph.
Sunny, with a high near 63. West southwest wind 0 to 5 mph.
Clear, with a low around 42.
Sunny, with a high near 64.
Mostly clear, with a low around 36.
Mostly sunny, with a high near 60.
Partly cloudy, with a low around 37.
Sunny, with a high near 61.
Mostly clear, with a low around 39.
Sunny, with a high near 60.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Nov 6
|
Mostly Cloudy
|
45°F |
0 to 5 mph
ESE
|
|
Friday Night
Nov 6
|
Mostly Cloudy
|
34°F |
5 mph
S
|
|
Saturday
Nov 7
|
Sunny
|
59°F |
5 mph
SSW
|
|
Saturday Night
Nov 7
|
Partly Cloudy
|
37°F |
0 to 5 mph
WSW
|
|
Sunday
Nov 8
|
Sunny
|
63°F |
0 to 5 mph
WSW
|
|
Sunday Night
Nov 8
|
Clear
|
42°F |
5 mph
S
|
|
Monday
Nov 9
|
Sunny
|
64°F |
5 to 10 mph
WSW
|
|
Monday Night
Nov 9
|
Mostly Clear
|
36°F |
0 to 5 mph
NW
|
|
Tuesday
Nov 10
|
Mostly Sunny
|
60°F |
0 to 5 mph
W
|
|
Tuesday Night
Nov 10
|
Partly Cloudy
|
37°F |
0 to 5 mph
WNW
|
|
Veterans Day
Nov 11
|
Sunny
|
61°F |
5 mph
NNW
|
|
Wednesday Night
Nov 11
|
Mostly Clear
|
39°F |
5 mph
WNW
|
|
Thursday
Nov 12
|
Sunny
|
60°F |
5 mph
WSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Jefferson.