10-day forecast for Sullivan, MI: 29° to 67°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Wednesday, October 21
45° · 0.06 in
Worst day: Tuesday, October 27
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 2167° / 39°0
Morning40°feels 36°
Afternoon66°feels 65°
Evening56°feels 54°
Overnight44°feels 41°
67 °
Sullivan, Wednesday, 21 October
Partly cloudy. High 67°, low 39°.
Pressure30.27 inHg
Wind5.4 mph S
Humidity71%
Visibility6.2 mi
Dew point53°
Thu, 2262° / 45°0
Morning47°feels 44°
Afternoon60°feels 59°
Evening52°feels 50°
Overnight51°feels 50°
62 °
Sullivan, Thursday, 22 October
Clear. High 62°, low 45°.
Pressure30.33 inHg
Wind5.1 mph NE
Humidity74%
Visibility6.2 mi
Dew point47°
Fri, 2359° / 40°0
Morning40°feels 35°
Afternoon58°feels 55°
Evening48°feels 46°
Overnight42°feels 39°
59 °
Sullivan, Friday, 23 October
Clear. High 59°, low 40°.
Pressure30.45 inHg
Wind5.4 mph SE
Humidity65%
Visibility6.2 mi
Dew point41°
Sat, 2459° / 40°0
Morning45°feels 41°
Afternoon58°feels 56°
Evening50°feels 49°
Overnight43°feels 38°
59 °
Sullivan, Saturday, 24 October
Mostly clear. High 59°, low 40°.
Pressure30.45 inHg
Wind8 mph S
Humidity53%
Visibility—
Dew point39°
Sun, 2561° / 47°0
Morning51°feels 48°
Afternoon59°feels 58°
Evening53°feels 53°
Overnight53°feels 52°
61 °
Sullivan, Sunday, 25 October
Overcast. High 61°, low 47°.
Pressure30.39 inHg
Wind11.4 mph SW
Humidity67%
Visibility—
Dew point47°
Mon, 2656° / 42°0
Morning49°feels 46°
Afternoon55°feels 51°
Evening45°feels 41°
Overnight43°feels 40°
56 °
Sullivan, Monday, 26 October
Overcast. High 56°, low 42°.
Pressure30.30 inHg
Wind9 mph NW
Humidity34%
Visibility—
Dew point27°
Tue, 2745° / 31°0.06
Morning42°feels 38°
Afternoon44°feels 38°
Evening38°feels 30°
Overnight33°feels 26°
45 °
Sullivan, Tuesday, 27 October
Light rain. High 45°, low 31°.
Pressure30.18 inHg
Wind15.2 mph NW
Humidity67%
Visibility—
Dew point34°
Wed, 2841° / 29°0.01
Morning33°feels 26°
Afternoon40°feels 33°
Evening35°feels 30°
Overnight36°feels 29°
41 °
Sullivan, Wednesday, 28 October
Snow. High 41°, low 29°.
Pressure30.36 inHg
Wind13.4 mph NW
Humidity46%
Visibility—
Dew point20°
Thu, 2946° / 36°0
Morning41°feels 33°
Afternoon45°feels 39°
Evening38°feels 36°
Overnight37°feels 35°
46 °
Sullivan, Thursday, 29 October
Clear. High 46°, low 36°.
Pressure30.15 inHg
Wind14.8 mph NW
Humidity39%
Visibility—
Dew point21°
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 Sullivan, 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.