10-day forecast for Bay City, MI: 57° to 88°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
88°
Best day: Monday, August 10
88° · 0.55 in
Worst day: Tuesday, August 18
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1088° / 68°0.03
Morning70°feels 71°
Afternoon82°feels 82°
Evening82°feels 82°
Overnight70°feels 71°
88 °
Bay City, Monday, 10 August
Light rain. High 88°, low 68°.
Pressure29.88 inHg
Wind6.9 mph W
Humidity59%
Visibility6.2 mi
Dew point65°
Tue, 1187° / 62°0.03
Morning70°feels 71°
Afternoon87°feels 85°
Evening66°feels 67°
Overnight69°feels 70°
87 °
Bay City, Tuesday, 11 August
Light rain. High 87°, low 62°.
Pressure29.91 inHg
Wind4.8 mph SE
Humidity44%
Visibility6.2 mi
Dew point58°
Wed, 1279° / 61°0
Morning64°feels 64°
Afternoon79°feels 79°
Evening74°feels 74°
Overnight62°feels 62°
79 °
Bay City, Wednesday, 12 August
Clear. High 79°, low 61°.
Pressure29.83 inHg
Wind8 mph NE
Humidity54%
Visibility6.2 mi
Dew point58°
Thu, 1384° / 59°0
Morning63°feels 62°
Afternoon81°feels 80°
Evening72°feels 71°
Overnight61°feels 59°
84 °
Bay City, Thursday, 13 August
Overcast. High 84°, low 59°.
Pressure30.03 inHg
Wind3 mph S
Humidity34%
Visibility6.2 mi
Dew point46°
Fri, 1476° / 60°0
Morning67°feels 66°
Afternoon75°feels 74°
Evening69°feels 68°
Overnight65°feels 64°
76 °
Bay City, Friday, 14 August
Overcast. High 76°, low 60°.
Pressure30.12 inHg
Wind11.9 mph NE
Humidity38%
Visibility—
Dew point47°
Sat, 1570° / 60°0.17
Morning65°feels 65°
Afternoon67°feels 67°
Evening68°feels 69°
Overnight67°feels 68°
70 °
Bay City, Saturday, 15 August
Light rain. High 70°, low 60°.
Pressure30.12 inHg
Wind10.2 mph SE
Humidity74%
Visibility—
Dew point58°
Sun, 1671° / 62°0.22
Morning71°feels 72°
Afternoon69°feels 70°
Evening68°feels 68°
Overnight64°feels 64°
71 °
Bay City, Sunday, 16 August
Light rain. High 71°, low 62°.
Pressure29.85 inHg
Wind16.6 mph N
Humidity77%
Visibility—
Dew point62°
Mon, 1778° / 57°0
Morning65°feels 64°
Afternoon77°feels 77°
Evening71°feels 71°
Overnight64°feels 64°
78 °
Bay City, Monday, 17 August
Partly cloudy. High 78°, low 57°.
Pressure30.06 inHg
Wind5.3 mph E
Humidity44%
Visibility—
Dew point52°
Tue, 1888° / 64°0.55
Morning70°feels 72°
Afternoon82°feels 86°
Evening78°feels 78°
Overnight69°feels 70°
88 °
Bay City, Tuesday, 18 August
Rain. High 88°, low 64°.
Pressure29.74 inHg
Wind14.8 mph W
Humidity67%
Visibility—
Dew point68°
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 Bay City, 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.