Saint Joseph County, MI Weather Forecast
County weather hub
Sunny
Compare major city weather across Saint Joseph County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 76.
County Weather Overview
This county weather page brings together forecast coverage for Saint Joseph County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 2 of 2 mapped cities in Saint Joseph County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jun 2 to Jun 6, 2026
- Latest sync
- May 31, 2026 7:35 AM EDT
- Forecast office
- IWX
- Source
- NOAA / NWS
Daily Outlook
This Week in Saint Joseph County
Friday looks like the warmest upcoming period in Saint Joseph County at 85 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 51 degrees F.
The strongest winds are forecast for Friday at about 10 to 15 mph SW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- May 31, 2026 7:35 AM EDT
- Coverage
- 5 days
- Time zone
- America/Detroit
- Forecast office
- IWX
- Radar station
- KIWX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Clear, with a low around 51.
Sunny, with a high near 79.
Mostly clear, with a low around 55.
Sunny, with a high near 83.
Partly cloudy, with a low around 62.
A slight chance of rain showers between 8am and 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 85.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
A chance of showers and thunderstorms before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 2
|
Sunny
|
76°F |
5 to 10 mph
NE
|
|
Tuesday Night
Jun 2
|
Clear
|
51°F |
0 to 10 mph
E
|
|
Wednesday
Jun 3
|
Sunny
|
79°F |
0 to 5 mph
E
|
|
Wednesday Night
Jun 3
|
Mostly Clear
|
55°F |
0 to 5 mph
S
|
|
Thursday
Jun 4
|
Sunny
|
83°F |
5 to 10 mph
SW
|
|
Thursday Night
Jun 4
|
Partly Cloudy
|
62°F |
5 to 10 mph
SW
|
|
Friday
Jun 5
|
Chance Showers And Thunderstorms
|
85°F |
10 to 15 mph
SW
|
|
Friday Night
Jun 5
|
Chance Showers And Thunderstorms
|
64°F |
10 mph
SW
|
|
Saturday
Jun 6
|
Chance Showers And Thunderstorms
|
84°F |
10 to 15 mph
SW
|
Major City Forecasts
Live forecast snapshots for major cities across Saint Joseph County.
Coverage
Forecast coverage currently spans 2 of 2 mapped cities in Saint Joseph County.
Largest mapped city population in this region: 7,600.
