10-day forecast for Union Pier, MI: 58° to 88°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
78°
Best day: Tuesday, August 18
88° · 2.81 in
Worst day: Monday, August 10
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1088° / 71°2.81
Morning73°feels 75°
Afternoon85°feels 98°
Evening81°feels 88°
Overnight74°feels 75°
88 °
Union Pier, Monday, 10 August
Heavy rain. High 88°, low 71°.
Pressure29.91 inHg
Wind8.7 mph W
Humidity83%
Visibility6.2 mi
Dew point72°
Tue, 1179° / 68°0.33
Morning69°feels 70°
Afternoon75°feels 76°
Evening74°feels 76°
Overnight68°feels 69°
79 °
Union Pier, Tuesday, 11 August
Heavy rain. High 79°, low 68°.
Pressure29.80 inHg
Wind17 mph S
Humidity82%
Visibility6.2 mi
Dew point73°
Wed, 1276° / 69°0
Morning70°feels 71°
Afternoon75°feels 76°
Evening73°feels 74°
Overnight71°feels 73°
76 °
Union Pier, Wednesday, 12 August
Overcast. High 76°, low 69°.
Pressure29.83 inHg
Wind4.9 mph NW
Humidity76%
Visibility6.2 mi
Dew point68°
Thu, 1370° / 62°0
Morning64°feels 64°
Afternoon69°feels 69°
Evening66°feels 65°
Overnight69°feels 69°
70 °
Union Pier, Thursday, 13 August
Overcast. High 70°, low 62°.
Pressure30.03 inHg
Wind11.4 mph N
Humidity60%
Visibility—
Dew point54°
Fri, 1471° / 58°0
Morning62°feels 61°
Afternoon71°feels 70°
Evening66°feels 66°
Overnight64°feels 63°
71 °
Union Pier, Friday, 14 August
Partly cloudy. High 71°, low 58°.
Pressure30.18 inHg
Wind12.3 mph N
Humidity54%
Visibility—
Dew point52°
Sat, 1575° / 59°0
Morning63°feels 63°
Afternoon73°feels 73°
Evening70°feels 71°
Overnight65°feels 65°
75 °
Union Pier, Saturday, 15 August
Partly cloudy. High 75°, low 59°.
Pressure30.27 inHg
Wind9.2 mph SE
Humidity60%
Visibility—
Dew point57°
Sun, 1674° / 63°0.08
Morning66°feels 66°
Afternoon72°feels 72°
Evening70°feels 71°
Overnight68°feels 69°
74 °
Union Pier, Sunday, 16 August
Light rain. High 74°, low 63°.
Pressure30.09 inHg
Wind11.3 mph SE
Humidity69%
Visibility—
Dew point60°
Mon, 1775° / 66°0
Morning70°feels 71°
Afternoon74°feels 74°
Evening70°feels 71°
Overnight68°feels 68°
75 °
Union Pier, Monday, 17 August
Mostly clear. High 75°, low 66°.
Pressure30.09 inHg
Wind8.1 mph N
Humidity70%
Visibility—
Dew point63°
Tue, 1878° / 64°0
Morning68°feels 67°
Afternoon76°feels 76°
Evening73°feels 74°
Overnight69°feels 69°
78 °
Union Pier, Tuesday, 18 August
Partly cloudy. High 78°, low 64°.
Pressure30.06 inHg
Wind7 mph SE
Humidity59%
Visibility—
Dew point59°
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 Union Pier, 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.