10-day forecast for Grinnell, IL: 44° to 77°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
73°
Best day: Tuesday, November 10
77° · 0.61 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 0272° / 57°0.22
Morning60°feels 61°
Afternoon72°feels 73°
Evening68°feels 68°
Overnight58°feels 58°
72 °
Grinnell, Monday, 2 November
Rain. High 72°, low 57°.
Pressure30.09 inHg
Wind10.1 mph S
Humidity80%
Visibility6.2 mi
Dew point61°
Tue, 0377° / 65°0.61
Morning69°feels 69°
Afternoon76°feels 77°
Evening66°feels 67°
Overnight69°feels 68°
77 °
Grinnell, Tuesday, 3 November
Heavy rain. High 77°, low 65°.
Pressure29.88 inHg
Wind19.6 mph S
Humidity64%
Visibility6.2 mi
Dew point63°
Wed, 0466° / 57°0.13
Morning58°feels 57°
Afternoon65°feels 64°
Evening59°feels 58°
Overnight63°feels 63°
66 °
Grinnell, Wednesday, 4 November
Rain. High 66°, low 57°.
Pressure29.83 inHg
Wind10.2 mph SW
Humidity55%
Visibility6.2 mi
Dew point48°
Thu, 0564° / 49°0
Morning53°feels 51°
Afternoon62°feels 61°
Evening61°feels 59°
Overnight52°feels 52°
64 °
Grinnell, Thursday, 5 November
Clear. High 64°, low 49°.
Pressure29.88 inHg
Wind9.1 mph W
Humidity53%
Visibility—
Dew point43°
Fri, 0660° / 52°0
Morning54°feels 53°
Afternoon59°feels 58°
Evening57°feels 55°
Overnight54°feels 53°
60 °
Grinnell, Friday, 6 November
Overcast. High 60°, low 52°.
Pressure30.06 inHg
Wind10.6 mph N
Humidity65%
Visibility—
Dew point47°
Sat, 0766° / 51°0.01
Morning55°feels 54°
Afternoon64°feels 62°
Evening57°feels 55°
Overnight52°feels 50°
66 °
Grinnell, Saturday, 7 November
Light rain. High 66°, low 51°.
Pressure29.77 inHg
Wind9.7 mph W
Humidity45%
Visibility—
Dew point41°
Sun, 0863° / 46°0
Morning51°feels 47°
Afternoon60°feels 58°
Evening52°feels 50°
Overnight49°feels 46°
63 °
Grinnell, Sunday, 8 November
Partly cloudy. High 63°, low 46°.
Pressure29.85 inHg
Wind11.9 mph NW
Humidity42%
Visibility—
Dew point37°
Mon, 0969° / 44°0
Morning51°feels 47°
Afternoon65°feels 63°
Evening57°feels 55°
Overnight53°feels 50°
69 °
Grinnell, Monday, 9 November
Clear. High 69°, low 44°.
Pressure29.94 inHg
Wind8.6 mph W
Humidity36%
Visibility—
Dew point36°
Tue, 1073° / 51°0
Morning57°feels 55°
Afternoon69°feels 68°
Evening62°feels 60°
Overnight58°feels 57°
73 °
Grinnell, Tuesday, 10 November
Overcast. High 73°, low 51°.
Pressure30.06 inHg
Wind7.3 mph SW
Humidity39%
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 Grinnell, IL 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.