Saint Charles, MN Weather Forecast
Local 7-day forecast
Areas Of Fog then Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Saint Charles, MN in one place.
Areas of fog before 9am. Partly sunny, with a high near 86. Northeast wind 3 to 8 mph.
Local Weather Overview
This forecast page for Saint Charles, 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: Jun 8, 2026 6:43 PM CDT.
The active forecast window currently covers Jun 9 to Jun 14, 2026 for Saint Charles, MN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 9 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 6:43 PM CDT
- Forecast office
- ARX
- Source
- NOAA / NWS
Daily Outlook
This Week in Saint Charles
Wednesday looks like the warmest upcoming period in Saint Charles at 88 degrees F.
Saturday Night is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Wednesday at about 15 to 23 mph S.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 6:43 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- ARX
- Radar station
- KARX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms between midnight and 1am, then showers and thunderstorms likely between 1am and 5am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southeast wind 8 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and thunderstorms likely. Mostly sunny, with a high near 88. South wind 15 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Mostly clear, with a low around 61. West wind 6 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms likely after 7am. Mostly sunny, with a high near 77. West wind 7 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Showers and thunderstorms likely before 7pm. Partly cloudy, with a low around 57. West wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Sunny, with a high near 77. West wind 15 to 21 mph, with gusts as high as 30 mph.
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 58. West wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 75. West wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 54. Northwest wind 8 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
A slight chance of rain showers between 7am and 1pm. Mostly sunny, with a high near 73. Northwest wind 10 to 14 mph. Chance of precipitation is 20%.
A slight chance of rain showers after 7pm. Partly cloudy, with a low around 54. Southwest wind 7 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 9
|
Areas Of Fog then Partly Sunny
|
86°F |
3 to 8 mph
NE
|
|
Tuesday Night
Jun 9
|
Partly Cloudy then Slight Chance Showers And Thunderstorms
|
69°F |
8 to 15 mph
SE
|
|
Wednesday
Jun 10
|
Chance Showers And Thunderstorms
|
88°F |
15 to 23 mph
S
|
|
Wednesday Night
Jun 10
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
61°F |
6 to 20 mph
W
|
|
Thursday
Jun 11
|
Showers And Thunderstorms Likely
|
77°F |
7 to 16 mph
W
|
|
Thursday Night
Jun 11
|
Showers And Thunderstorms Likely then Partly Cloudy
|
57°F |
10 to 15 mph
W
|
|
Friday
Jun 12
|
Sunny
|
77°F |
15 to 21 mph
W
|
|
Friday Night
Jun 12
|
Mostly Clear then Slight Chance Showers And Thunderstorms
|
58°F |
10 to 16 mph
W
|
|
Saturday
Jun 13
|
Slight Chance Showers And Thunderstorms
|
75°F |
15 mph
W
|
|
Saturday Night
Jun 13
|
Slight Chance Showers And Thunderstorms
|
54°F |
8 to 15 mph
NW
|
|
Sunday
Jun 14
|
Slight Chance Rain Showers
|
73°F |
10 to 14 mph
NW
|
|
Sunday Night
Jun 14
|
Slight Chance Rain Showers
|
54°F |
7 to 13 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Saint Charles.