10-day forecast for Grafton, MI: 56° to 89°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
88°
Best day: Sunday, August 9
82° · 0.95 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1089° / 70°0.73
Morning73°feels 74°
Afternoon84°feels 92°
Evening78°feels 80°
Overnight74°feels 76°
89 °
Grafton, Monday, 10 August
Heavy rain. High 89°, low 70°.
Pressure29.91 inHg
Wind16.8 mph SW
Humidity76%
Visibility6.2 mi
Dew point70°
Tue, 1182° / 65°0.95
Morning68°feels 69°
Afternoon81°feels 83°
Evening67°feels 68°
Overnight70°feels 71°
82 °
Grafton, Tuesday, 11 August
Heavy rain. High 82°, low 65°.
Pressure29.91 inHg
Wind8 mph SE
Humidity59%
Visibility6.2 mi
Dew point65°
Wed, 1284° / 64°0.02
Morning66°feels 67°
Afternoon84°feels 86°
Evening75°feels 76°
Overnight64°feels 65°
84 °
Grafton, Wednesday, 12 August
Light rain. High 84°, low 64°.
Pressure29.77 inHg
Wind6.3 mph NW
Humidity61%
Visibility6.2 mi
Dew point65°
Thu, 1375° / 61°0
Morning61°feels 60°
Afternoon73°feels 72°
Evening67°feels 66°
Overnight64°feels 65°
75 °
Grafton, Thursday, 13 August
Overcast. High 75°, low 61°.
Pressure29.97 inHg
Wind12.3 mph N
Humidity39%
Visibility—
Dew point46°
Fri, 1476° / 57°0
Morning63°feels 62°
Afternoon73°feels 72°
Evening67°feels 66°
Overnight60°feels 59°
76 °
Grafton, Friday, 14 August
Mostly clear. High 76°, low 57°.
Pressure30.12 inHg
Wind10 mph NW
Humidity41%
Visibility—
Dew point47°
Sat, 1573° / 56°0
Morning62°feels 61°
Afternoon71°feels 70°
Evening64°feels 63°
Overnight60°feels 58°
73 °
Grafton, Saturday, 15 August
Overcast. High 73°, low 56°.
Pressure30.30 inHg
Wind7.2 mph S
Humidity43%
Visibility—
Dew point46°
Sun, 1673° / 62°0
Morning65°feels 64°
Afternoon71°feels 71°
Evening66°feels 65°
Overnight63°feels 62°
73 °
Grafton, Sunday, 16 August
Overcast. High 73°, low 62°.
Pressure30.12 inHg
Wind7.6 mph SW
Humidity48%
Visibility—
Dew point50°
Mon, 1784° / 64°0.01
Morning70°feels 70°
Afternoon79°feels 79°
Evening74°feels 74°
Overnight69°feels 69°
84 °
Grafton, Monday, 17 August
Light rain. High 84°, low 64°.
Pressure30.03 inHg
Wind13 mph E
Humidity49%
Visibility—
Dew point57°
Tue, 1879° / 62°0
Morning68°feels 68°
Afternoon78°feels 78°
Evening71°feels 72°
Overnight67°feels 68°
79 °
Grafton, Tuesday, 18 August
Partly cloudy. High 79°, low 62°.
Pressure30.06 inHg
Wind8.7 mph SE
Humidity56%
Visibility—
Dew point60°
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 Grafton, 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.