Saint Clair, MN Weather Forecast
Local 7-day forecast
Showers And Thunderstorms Likely then Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Saint Clair, MN in one place.
Showers and thunderstorms likely before 11am. Partly sunny, with a high near 84. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Local Weather Overview
This forecast page for Saint Clair, MN 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: Aug 28, 2026 3:15 AM CDT.
The active forecast window currently covers Aug 29 to Sep 3, 2026 for Saint Clair, MN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 29 to Sep 3, 2026
- Latest sync
- Aug 28, 2026 3:15 AM CDT
- Forecast office
- MPX
- Source
- NOAA / NWS
Daily Outlook
This Week in Saint Clair
Sunday looks like the warmest upcoming period in Saint Clair at 89 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 65 degrees F.
The strongest winds are forecast for Saturday at about 15 to 20 mph S.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 28, 2026 3:15 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- MPX
- Radar station
- KMPX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 70. South southeast wind 10 to 15 mph.
Partly sunny, with a high near 89. South wind around 10 mph.
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. South wind 5 to 10 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88. West wind 5 to 10 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. East southeast wind around 5 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 86. South southwest wind around 5 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 65. Southeast wind 0 to 5 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 86. South southeast wind around 5 mph. Chance of precipitation is 40%.
A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 68. South southeast wind around 5 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 86. Southwest wind 5 to 10 mph. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Aug 29
|
Showers And Thunderstorms Likely then Partly Sunny
|
84°F |
15 to 20 mph
S
|
|
Saturday Night
Aug 29
|
Partly Cloudy
|
70°F |
10 to 15 mph
SSE
|
|
Sunday
Aug 30
|
Partly Sunny
|
89°F |
10 mph
S
|
|
Sunday Night
Aug 30
|
Partly Cloudy then Slight Chance Showers And Thunderstorms
|
71°F |
5 to 10 mph
S
|
|
Monday
Aug 31
|
Slight Chance Showers And Thunderstorms
|
88°F |
5 to 10 mph
W
|
|
Monday Night
Aug 31
|
Partly Cloudy then Slight Chance Showers And Thunderstorms
|
66°F |
5 mph
ESE
|
|
Tuesday
Sep 1
|
Slight Chance Showers And Thunderstorms
|
86°F |
5 mph
SSW
|
|
Tuesday Night
Sep 1
|
Chance Showers And Thunderstorms
|
65°F |
0 to 5 mph
SE
|
|
Wednesday
Sep 2
|
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
86°F |
5 mph
SSE
|
|
Wednesday Night
Sep 2
|
Slight Chance Showers And Thunderstorms
|
68°F |
5 mph
SSE
|
|
Thursday
Sep 3
|
Chance Showers And Thunderstorms
|
86°F |
5 to 10 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Saint Clair.