10-day forecast for Grinnell, IA: 25° to 61°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
57°
Best day: Friday, November 20
61° · 0.21 in
Worst day: Wednesday, November 11
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 1244° / 32°0
Morning41°feels 34°
Afternoon44°feels 37°
Evening37°feels 30°
Overnight40°feels 32°
44 °
Grinnell, Thursday, 12 November
Overcast. High 44°, low 32°.
Pressure30.15 inHg
Wind13.9 mph N
Humidity70%
Visibility6.2 mi
Dew point28°
Fri, 1341° / 29°0
Morning32°feels 25°
Afternoon41°feels 34°
Evening31°feels 27°
Overnight34°feels 27°
41 °
Grinnell, Friday, 13 November
Overcast. High 41°, low 29°.
Pressure30.21 inHg
Wind10.2 mph N
Humidity66%
Visibility6.2 mi
Dew point21°
Sat, 1442° / 25°0
Morning28°feels 24°
Afternoon42°feels 42°
Evening32°feels 32°
Overnight27°feels 27°
42 °
Grinnell, Saturday, 14 November
Clear. High 42°, low 25°.
Pressure30.33 inHg
Wind2 mph NW
Humidity66%
Visibility6.2 mi
Dew point23°
Sun, 1546° / 28°0
Morning34°feels 31°
Afternoon45°feels 43°
Evening36°feels 33°
Overnight29°feels 29°
46 °
Grinnell, Sunday, 15 November
Clear. High 46°, low 28°.
Pressure30.45 inHg
Wind4.9 mph S
Humidity60%
Visibility6.2 mi
Dew point27°
Mon, 1650° / 30°0
Morning35°feels 30°
Afternoon47°feels 43°
Evening41°feels 36°
Overnight37°feels 31°
50 °
Grinnell, Monday, 16 November
Clear. High 50°, low 30°.
Pressure30.45 inHg
Wind9.4 mph S
Humidity54%
Visibility—
Dew point29°
Tue, 1751° / 36°0
Morning39°feels 33°
Afternoon48°feels 43°
Evening42°feels 36°
Overnight38°feels 33°
51 °
Grinnell, Tuesday, 17 November
Mostly clear. High 51°, low 36°.
Pressure30.39 inHg
Wind11.9 mph S
Humidity54%
Visibility—
Dew point31°
Wed, 1854° / 37°0
Morning41°feels 35°
Afternoon51°feels 48°
Evening47°feels 41°
Overnight43°feels 38°
54 °
Grinnell, Wednesday, 18 November
Partly cloudy. High 54°, low 37°.
Pressure30.21 inHg
Wind15.2 mph S
Humidity50%
Visibility—
Dew point32°
Thu, 1948° / 43°0.04
Morning44°feels 39°
Afternoon46°feels 41°
Evening48°feels 43°
Overnight47°feels 42°
48 °
Grinnell, Thursday, 19 November
Light rain. High 48°, low 43°.
Pressure30.03 inHg
Wind11.4 mph SE
Humidity65%
Visibility—
Dew point35°
Fri, 2057° / 47°0.01
Morning49°feels 45°
Afternoon50°feels 49°
Evening49°feels 46°
Overnight47°feels 44°
57 °
Grinnell, Friday, 20 November
Light rain. High 57°, low 47°.
Pressure29.94 inHg
Wind10.7 mph S
Humidity80%
Visibility—
Dew point44°
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, IA 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.