Saint Francis, SD Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms then Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Saint Francis, SD in one place.
A chance of showers and thunderstorms before 11am, then a chance of rain showers and patchy smoke between 11am and 1pm. Mostly sunny. High near 88, with temperatures falling to around 86 in the afternoon. Southeast wind 8 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Local Weather Overview
This forecast page for Saint Francis, 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: Jul 27, 2026 8:45 PM CDT.
The active forecast window currently covers Jul 28 to Aug 3, 2026 for Saint Francis, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 28 to Aug 3, 2026
- Latest sync
- Jul 27, 2026 8:45 PM CDT
- Forecast office
- UNR
- Source
- NOAA / NWS
Daily Outlook
This Week in Saint Francis
Monday looks like the warmest upcoming period in Saint Francis at 93 degrees F.
Friday Night is the coolest period ahead with temperatures near 61 degrees F.
The strongest winds are forecast for Monday at about 30 to 33 mph S.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 27, 2026 8:45 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- UNR
- Radar station
- KLNX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Patchy smoke between 8pm and 3am. Mostly clear. Low around 65, with temperatures rising to around 67 overnight. South wind around 14 mph, with gusts as high as 20 mph.
Sunny, with a high near 90. South wind 12 to 21 mph, with gusts as high as 29 mph.
Showers and thunderstorms likely after 7pm. Mostly cloudy, with a low around 65. Southeast wind 14 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Showers and thunderstorms likely before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 88. Southwest wind around 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
A chance of showers and thunderstorms before 1am. Mostly clear, with a low around 62.
Sunny, with a high near 87.
Mostly clear, with a low around 61.
Sunny, with a high near 89.
Clear, with a low around 63.
Sunny, with a high near 92.
Mostly clear, with a low around 66.
Mostly sunny, with a high near 93.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jul 28
|
Chance Showers And Thunderstorms then Chance Rain Showers
|
88°F |
8 to 14 mph
SE
|
|
Tuesday Night
Jul 28
|
Patchy Smoke
|
65°F |
14 mph
S
|
|
Wednesday
Jul 29
|
Sunny
|
90°F |
12 to 21 mph
S
|
|
Wednesday Night
Jul 29
|
Showers And Thunderstorms Likely
|
65°F |
14 to 21 mph
SE
|
|
Thursday
Jul 30
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
88°F |
16 mph
SW
|
|
Thursday Night
Jul 30
|
Chance Showers And Thunderstorms
|
62°F |
10 to 17 mph
N
|
|
Friday
Jul 31
|
Sunny
|
87°F |
10 to 15 mph
N
|
|
Friday Night
Jul 31
|
Mostly Clear
|
61°F |
8 to 15 mph
SE
|
|
Saturday
Aug 1
|
Sunny
|
89°F |
9 to 14 mph
E
|
|
Saturday Night
Aug 1
|
Clear
|
63°F |
15 mph
SE
|
|
Sunday
Aug 2
|
Sunny
|
92°F |
15 to 28 mph
S
|
|
Sunday Night
Aug 2
|
Mostly Clear
|
66°F |
26 to 30 mph
S
|
|
Monday
Aug 3
|
Mostly Sunny
|
93°F |
30 to 33 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Saint Francis.