10-day forecast for Grinnell, IA: 23° to 59°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
57°
Best day: Wednesday, November 18
57° · 0.21 in
Worst day: Saturday, November 21
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1442° / 23°0
Morning26°feels 23°
Afternoon42°feels 42°
Evening30°feels 30°
Overnight25°feels 25°
42 °
Grinnell, Saturday, 14 November
Clear. High 42°, low 23°.
Pressure30.33 inHg
Wind1.7 mph S
Humidity65%
Visibility6.2 mi
Dew point24°
Sun, 1546° / 28°0
Morning31°feels 27°
Afternoon46°feels 44°
Evening35°feels 31°
Overnight29°feels 26°
46 °
Grinnell, Sunday, 15 November
Clear. High 46°, low 28°.
Pressure30.47 inHg
Wind5.7 mph S
Humidity59%
Visibility6.2 mi
Dew point28°
Mon, 1651° / 31°0
Morning33°feels 26°
Afternoon51°feels 48°
Evening41°feels 35°
Overnight32°feels 26°
51 °
Grinnell, Monday, 16 November
Clear. High 51°, low 31°.
Pressure30.47 inHg
Wind8.7 mph SW
Humidity55%
Visibility6.2 mi
Dew point33°
Tue, 1755° / 36°0
Morning40°feels 34°
Afternoon52°feels 49°
Evening47°feels 42°
Overnight37°feels 31°
55 °
Grinnell, Tuesday, 17 November
Clear. High 55°, low 36°.
Pressure30.36 inHg
Wind13.2 mph S
Humidity56%
Visibility—
Dew point35°
Wed, 1857° / 42°0
Morning46°feels 40°
Afternoon55°feels 52°
Evening54°feels 52°
Overnight52°feels 49°
57 °
Grinnell, Wednesday, 18 November
Partly cloudy. High 57°, low 42°.
Pressure30.15 inHg
Wind17.2 mph S
Humidity53%
Visibility—
Dew point36°
Thu, 1959° / 46°0.01
Morning55°feels 54°
Afternoon57°feels 55°
Evening49°feels 46°
Overnight48°feels 45°
59 °
Grinnell, Thursday, 19 November
Light rain. High 59°, low 46°.
Pressure30.15 inHg
Wind16.9 mph S
Humidity47%
Visibility—
Dew point38°
Fri, 2053° / 41°0
Morning44°feels 41°
Afternoon52°feels 50°
Evening51°feels 50°
Overnight51°feels 49°
53 °
Grinnell, Friday, 20 November
Overcast. High 53°, low 41°.
Pressure30.30 inHg
Wind16 mph SE
Humidity62%
Visibility—
Dew point38°
Sat, 2157° / 44°0.21
Morning55°feels 54°
Afternoon56°feels 55°
Evening51°feels 47°
Overnight46°feels 39°
57 °
Grinnell, Saturday, 21 November
Light rain. High 57°, low 44°.
Pressure29.47 inHg
Wind28.8 mph SW
Humidity84%
Visibility—
Dew point52°
Sun, 2240° / 31°0
Morning35°feels 27°
Afternoon36°feels 28°
Evening32°feels 27°
Overnight32°feels 25°
40 °
Grinnell, Sunday, 22 November
Partly cloudy. High 40°, low 31°.
Pressure30.15 inHg
Wind21 mph W
Humidity51%
Visibility—
Dew point20°
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.