10-day forecast for St. Ignace, MI: 40° to 57°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
57°
Best day: Sunday, October 25
49° · 0.24 in
Worst day: Friday, October 16
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1752° / 40°0
Morning41°feels 37°
Afternoon51°feels 49°
Evening50°feels 48°
Overnight40°feels 35°
52 °
St. Ignace, Saturday, 17 October
Overcast. High 52°, low 40°.
Pressure30.33 inHg
Wind19.2 mph SW
Humidity64%
Visibility6.2 mi
Dew point38°
Sun, 1854° / 49°0
Morning51°feels 50°
Afternoon53°feels 52°
Evening54°feels 52°
Overnight49°feels 42°
54 °
St. Ignace, Sunday, 18 October
Partly cloudy. High 54°, low 49°.
Pressure30.27 inHg
Wind22.5 mph SW
Humidity73%
Visibility6.2 mi
Dew point45°
Mon, 1953° / 50°0
Morning51°feels 50°
Afternoon53°feels 52°
Evening50°feels 49°
Overnight53°feels 52°
53 °
St. Ignace, Monday, 19 October
Clear. High 53°, low 50°.
Pressure30.36 inHg
Wind12.1 mph W
Humidity81%
Visibility6.2 mi
Dew point48°
Tue, 2052° / 44°0
Morning44°feels 42°
Afternoon51°feels 50°
Evening52°feels 51°
Overnight47°feels 47°
52 °
St. Ignace, Tuesday, 20 October
Partly cloudy. High 52°, low 44°.
Pressure30.45 inHg
Wind4.9 mph E
Humidity92%
Visibility2.5 mi
Dew point45°
Wed, 2157° / 47°0
Morning50°feels 47°
Afternoon56°feels 55°
Evening55°feels 55°
Overnight54°feels 53°
57 °
St. Ignace, Wednesday, 21 October
Mostly clear. High 57°, low 47°.
Pressure30.33 inHg
Wind8.7 mph SE
Humidity74%
Visibility—
Dew point47°
Thu, 2255° / 49°0.04
Morning55°feels 53°
Afternoon54°feels 53°
Evening50°feels 48°
Overnight50°feels 45°
55 °
St. Ignace, Thursday, 22 October
Light rain. High 55°, low 49°.
Pressure30.00 inHg
Wind20 mph SW
Humidity88%
Visibility—
Dew point51°
Fri, 2349° / 44°0.01
Morning46°feels 42°
Afternoon47°feels 45°
Evening45°feels 42°
Overnight44°feels 40°
49 °
St. Ignace, Friday, 23 October
Light rain. High 49°, low 44°.
Pressure30.39 inHg
Wind13.8 mph N
Humidity53%
Visibility—
Dew point31°
Sat, 2454° / 42°0
Morning45°feels 40°
Afternoon52°feels 50°
Evening50°feels 47°
Overnight46°feels 41°
54 °
St. Ignace, Saturday, 24 October
Overcast. High 54°, low 42°.
Pressure30.36 inHg
Wind10.4 mph SE
Humidity56%
Visibility—
Dew point36°
Sun, 2557° / 46°0
Morning50°feels 47°
Afternoon56°feels 55°
Evening53°feels 51°
Overnight51°feels 49°
57 °
St. Ignace, Sunday, 25 October
Overcast. High 57°, low 46°.
Pressure30.24 inHg
Wind9.9 mph S
Humidity61%
Visibility—
Dew point42°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in St. Ignace, MI around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.