Port Sanilac, MI Weather Forecast
Local 7-day forecast
Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Port Sanilac, MI in one place.
A slight chance of rain showers between 7am and 8am, then showers and thunderstorms. Mostly cloudy. High near 84, with temperatures falling to around 80 in the afternoon. South southeast wind 7 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Local Weather Overview
This forecast page for Port Sanilac, 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: Jun 8, 2026 7:03 PM EDT.
The active forecast window currently covers Jun 9 to Jun 14, 2026 for Port Sanilac, MI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 9 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 7:03 PM EDT
- Forecast office
- DTX
- Source
- NOAA / NWS
Daily Outlook
This Week in Port Sanilac
Thursday looks like the warmest upcoming period in Port Sanilac at 92 degrees F.
Sunday Night is the coolest period ahead with temperatures near 56 degrees F.
The strongest winds are forecast for Friday at about 15 mph WSW.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 7:03 PM EDT
- Coverage
- 6 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
Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms between 8pm and 1am. Mostly cloudy, with a low around 62. Southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. West southwest wind around 9 mph.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
A chance of rain showers before 8am, then a slight chance of showers and thunderstorms between 8am and 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Showers and thunderstorms likely. Partly cloudy, with a low around 66.
Showers and thunderstorms likely before 8am. Mostly sunny, with a high near 82.
Mostly clear, with a low around 61.
A slight chance of rain showers after 2pm. Sunny, with a high near 84.
A chance of rain showers. Partly cloudy, with a low around 57.
A chance of rain showers before 8am, then a chance of showers and thunderstorms. Partly sunny, with a high near 76.
A chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 9
|
Showers And Thunderstorms
|
84°F |
7 to 13 mph
SSE
|
|
Tuesday Night
Jun 9
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
62°F |
10 mph
SW
|
|
Wednesday
Jun 10
|
Partly Sunny then Slight Chance Showers And Thunderstorms
|
88°F |
9 mph
WSW
|
|
Wednesday Night
Jun 10
|
Chance Showers And Thunderstorms
|
65°F |
6 to 12 mph
SW
|
|
Thursday
Jun 11
|
Slight Chance Showers And Thunderstorms
|
92°F |
9 to 13 mph
WSW
|
|
Thursday Night
Jun 11
|
Showers And Thunderstorms Likely
|
66°F |
7 to 14 mph
SSW
|
|
Friday
Jun 12
|
Showers And Thunderstorms Likely then Mostly Sunny
|
82°F |
15 mph
WSW
|
|
Friday Night
Jun 12
|
Mostly Clear
|
61°F |
10 to 14 mph
WSW
|
|
Saturday
Jun 13
|
Sunny then Slight Chance Rain Showers
|
84°F |
10 to 14 mph
WSW
|
|
Saturday Night
Jun 13
|
Chance Rain Showers
|
57°F |
8 to 13 mph
W
|
|
Sunday
Jun 14
|
Chance Showers And Thunderstorms
|
76°F |
10 mph
NW
|
|
Sunday Night
Jun 14
|
Chance Showers And Thunderstorms
|
56°F |
9 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Port Sanilac.