Petersburg, MI Weather Forecast
Local 7-day forecast
Mostly Clear
Track current conditions, temperature changes, wind, and the full daily outlook for Petersburg, MI in one place.
Mostly clear, with a low around 69. West southwest wind 5 to 9 mph.
Local Weather Overview
This forecast page for Petersburg, MI 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 14, 2026 8:57 PM EDT.
The active forecast window currently covers Jul 14 to Jul 21, 2026 for Petersburg, MI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 14 to Jul 21, 2026
- Latest sync
- Jul 14, 2026 8:57 PM EDT
- Forecast office
- DTX
- Source
- NOAA / NWS
Daily Outlook
This Week in Petersburg
Wednesday looks like the warmest upcoming period in Petersburg at 96 degrees F.
Sunday Night is the coolest period ahead with temperatures near 65 degrees F.
The strongest winds are forecast for Tuesday at about 9 to 15 mph W.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 14, 2026 8:57 PM EDT
- Coverage
- 8 days
- Time zone
- America/Detroit
- Forecast office
- DTX
- Radar station
- KDTX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly sunny, with a high near 96. Heat index values as high as 106. West wind around 8 mph.
Smoke after 8pm. Partly cloudy, with a low around 70. Heat index values as high as 104. North northwest wind 3 to 8 mph.
Smoke before 9am. Mostly sunny, with a high near 92. Northeast wind around 5 mph.
Mostly clear, with a low around 69. East northeast wind around 5 mph.
A slight chance of rain showers between 8am and 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 2am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 69.
A chance of showers and thunderstorms before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 90.
A chance of showers and thunderstorms. Partly cloudy, with a low around 67.
A slight chance of rain showers before 8am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 86.
A slight chance of showers and thunderstorms before 2am. Mostly clear, with a low around 65.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87.
A chance of showers and thunderstorms. Partly cloudy, with a low around 66.
A slight chance of rain showers before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tonight
Jul 14
|
Mostly Clear
|
69°F |
5 to 9 mph
WSW
|
|
Wednesday
Jul 15
|
Mostly Sunny
|
96°F |
8 mph
W
|
|
Wednesday Night
Jul 15
|
Smoke
|
70°F |
3 to 8 mph
NNW
|
|
Thursday
Jul 16
|
Smoke then Mostly Sunny
|
92°F |
5 mph
NE
|
|
Thursday Night
Jul 16
|
Mostly Clear
|
69°F |
5 mph
ENE
|
|
Friday
Jul 17
|
Slight Chance Rain Showers then Chance Showers And Thunderstorms
|
89°F |
2 to 6 mph
ESE
|
|
Friday Night
Jul 17
|
Chance Showers And Thunderstorms
|
69°F |
6 mph
S
|
|
Saturday
Jul 18
|
Chance Showers And Thunderstorms
|
90°F |
6 to 12 mph
WSW
|
|
Saturday Night
Jul 18
|
Chance Showers And Thunderstorms
|
67°F |
7 to 12 mph
WNW
|
|
Sunday
Jul 19
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
86°F |
9 mph
N
|
|
Sunday Night
Jul 19
|
Slight Chance Showers And Thunderstorms
|
65°F |
2 to 7 mph
SSE
|
|
Monday
Jul 20
|
Mostly Sunny then Chance Showers And Thunderstorms
|
87°F |
3 to 12 mph
WSW
|
|
Monday Night
Jul 20
|
Chance Showers And Thunderstorms
|
66°F |
8 to 12 mph
WSW
|
|
Tuesday
Jul 21
|
Chance Showers And Thunderstorms
|
83°F |
9 to 15 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Petersburg.
