10-day forecast for Walnut, IA: 34° to 71°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Tuesday, October 20
56° · 0.57 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 1556° / 49°0.57
Morning54°feels 54°
Afternoon56°feels 55°
Evening53°feels 52°
Overnight54°feels 53°
56 °
Walnut, Thursday, 15 October
Rain. High 56°, low 49°.
Pressure30.06 inHg
Wind8.5 mph N
Humidity91%
Visibility2.1 mi
Dew point53°
Fri, 1651° / 40°0
Morning47°feels 39°
Afternoon50°feels 44°
Evening45°feels 40°
Overnight46°feels 40°
51 °
Walnut, Friday, 16 October
Overcast. High 51°, low 40°.
Pressure30.50 inHg
Wind22 mph N
Humidity56%
Visibility6.2 mi
Dew point32°
Sat, 1757° / 34°0
Morning35°feels 30°
Afternoon56°feels 53°
Evening48°feels 43°
Overnight36°feels 36°
57 °
Walnut, Saturday, 17 October
Clear. High 57°, low 34°.
Pressure30.53 inHg
Wind11.3 mph SW
Humidity45%
Visibility6.2 mi
Dew point30°
Sun, 1862° / 42°0
Morning44°feels 37°
Afternoon60°feels 57°
Evening54°feels 52°
Overnight44°feels 38°
62 °
Walnut, Sunday, 18 October
Clear. High 62°, low 42°.
Pressure30.30 inHg
Wind13.6 mph S
Humidity57%
Visibility6.2 mi
Dew point40°
Mon, 1961° / 46°0
Morning49°feels 46°
Afternoon56°feels 55°
Evening54°feels 53°
Overnight51°feels 49°
61 °
Walnut, Monday, 19 October
Overcast. High 61°, low 46°.
Pressure30.27 inHg
Wind9.7 mph S
Humidity66%
Visibility—
Dew point44°
Tue, 2067° / 48°0
Morning54°feels 51°
Afternoon64°feels 63°
Evening58°feels 57°
Overnight55°feels 54°
67 °
Walnut, Tuesday, 20 October
Clear. High 67°, low 48°.
Pressure30.21 inHg
Wind12.4 mph S
Humidity52%
Visibility—
Dew point45°
Wed, 2167° / 55°0.02
Morning60°feels 59°
Afternoon65°feels 65°
Evening63°feels 63°
Overnight61°feels 61°
67 °
Walnut, Wednesday, 21 October
Light rain. High 67°, low 55°.
Pressure30.12 inHg
Wind16 mph S
Humidity63%
Visibility—
Dew point52°
Thu, 2271° / 62°0.03
Morning64°feels 64°
Afternoon70°feels 70°
Evening68°feels 68°
Overnight68°feels 67°
71 °
Walnut, Thursday, 22 October
Light rain. High 71°, low 62°.
Pressure29.94 inHg
Wind18.5 mph S
Humidity60%
Visibility—
Dew point55°
Fri, 2368° / 57°0.06
Morning65°feels 64°
Afternoon65°feels 64°
Evening58°feels 57°
Overnight58°feels 57°
68 °
Walnut, Friday, 23 October
Light rain. High 68°, low 57°.
Pressure29.85 inHg
Wind25.9 mph S
Humidity58%
Visibility—
Dew point51°
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 Walnut, 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.