10-day forecast for Grinnell, IA: 33° to 67°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
64°
Best day: Monday, November 9
67° · 0.99 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 0458° / 49°0
Morning51°feels 50°
Afternoon53°feels 51°
Evening50°feels 49°
Overnight55°feels 54°
58 °
Grinnell, Wednesday, 4 November
Overcast. High 58°, low 49°.
Pressure29.65 inHg
Wind15.8 mph W
Humidity70%
Visibility6.2 mi
Dew point45°
Thu, 0553° / 47°0.04
Morning49°feels 45°
Afternoon51°feels 49°
Evening48°feels 44°
Overnight48°feels 42°
53 °
Grinnell, Thursday, 5 November
Light rain. High 53°, low 47°.
Pressure29.83 inHg
Wind13.3 mph NW
Humidity75%
Visibility6.2 mi
Dew point45°
Fri, 0647° / 37°0
Morning40°feels 34°
Afternoon47°feels 43°
Evening38°feels 36°
Overnight46°feels 41°
47 °
Grinnell, Friday, 6 November
Overcast. High 47°, low 37°.
Pressure30.21 inHg
Wind9 mph N
Humidity58%
Visibility6.2 mi
Dew point32°
Sat, 0754° / 33°0
Morning38°feels 36°
Afternoon50°feels 48°
Evening46°feels 43°
Overnight35°feels 35°
54 °
Grinnell, Saturday, 7 November
Partly cloudy. High 54°, low 33°.
Pressure30.18 inHg
Wind7.4 mph SW
Humidity59%
Visibility—
Dew point35°
Sun, 0861° / 43°0
Morning47°feels 44°
Afternoon57°feels 56°
Evening50°feels 49°
Overnight47°feels 44°
61 °
Grinnell, Sunday, 8 November
Overcast. High 61°, low 43°.
Pressure30.12 inHg
Wind7.7 mph SW
Humidity57%
Visibility—
Dew point41°
Mon, 0964° / 45°0
Morning50°feels 46°
Afternoon61°feels 60°
Evening55°feels 54°
Overnight52°feels 51°
64 °
Grinnell, Monday, 9 November
Clear. High 64°, low 45°.
Pressure29.94 inHg
Wind14.8 mph S
Humidity56%
Visibility—
Dew point44°
Tue, 1054° / 45°0
Morning48°feels 44°
Afternoon52°feels 50°
Evening48°feels 48°
Overnight46°feels 44°
54 °
Grinnell, Tuesday, 10 November
Overcast. High 54°, low 45°.
Pressure30.15 inHg
Wind10.3 mph N
Humidity45%
Visibility—
Dew point31°
Wed, 1153° / 41°0
Morning45°feels 41°
Afternoon51°feels 48°
Evening44°feels 40°
Overnight41°feels 36°
53 °
Grinnell, Wednesday, 11 November
Clear. High 53°, low 41°.
Pressure30.24 inHg
Wind8 mph N
Humidity41%
Visibility—
Dew point28°
Thu, 1247° / 34°0
Morning37°feels 32°
Afternoon45°feels 42°
Evening40°feels 39°
Overnight37°feels 34°
47 °
Grinnell, Thursday, 12 November
Clear. High 47°, low 34°.
Pressure30.30 inHg
Wind7.6 mph N
Humidity57%
Visibility—
Dew point30°
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.