10-day forecast for Castana, IA: 61° to 106°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
106°
Best day: Tuesday, August 11
73° · 0.61 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1088° / 72°0.01
Morning72°feels 73°
Afternoon76°feels 75°
Evening88°feels 88°
Overnight79°feels 79°
88 °
Castana, Monday, 10 August
Light rain. High 88°, low 72°.
Pressure29.83 inHg
Wind17.9 mph SE
Humidity36%
Visibility6.2 mi
Dew point61°
Tue, 11106° / 72°0
Morning79°feels 79°
Afternoon105°feels 103°
Evening96°feels 96°
Overnight73°feels 73°
106 °
Castana, Tuesday, 11 August
Partly cloudy. High 106°, low 72°.
Pressure29.71 inHg
Wind3.4 mph NW
Humidity22%
Visibility6.2 mi
Dew point55°
Wed, 1295° / 72°0.1
Morning69°feels 70°
Afternoon92°feels 93°
Evening88°feels 88°
Overnight72°feels 73°
95 °
Castana, Wednesday, 12 August
Light rain. High 95°, low 72°.
Pressure29.85 inHg
Wind13 mph SE
Humidity54%
Visibility6.2 mi
Dew point66°
Thu, 1373° / 61°0.61
Morning67°feels 67°
Afternoon64°feels 64°
Evening62°feels 62°
Overnight70°feels 70°
73 °
Castana, Thursday, 13 August
Rain. High 73°, low 61°.
Pressure30.00 inHg
Wind17 mph NE
Humidity96%
Visibility—
Dew point63°
Fri, 1465° / 61°0.08
Morning62°feels 62°
Afternoon63°feels 63°
Evening65°feels 65°
Overnight64°feels 64°
65 °
Castana, Friday, 14 August
Light rain. High 65°, low 61°.
Pressure30.09 inHg
Wind13.2 mph E
Humidity94%
Visibility—
Dew point60°
Sat, 1572° / 61°0
Morning65°feels 65°
Afternoon72°feels 72°
Evening71°feels 71°
Overnight65°feels 66°
72 °
Castana, Saturday, 15 August
Light rain. High 72°, low 61°.
Pressure30.12 inHg
Wind10.1 mph E
Humidity75%
Visibility—
Dew point62°
Sun, 1687° / 63°0
Morning68°feels 69°
Afternoon82°feels 84°
Evening82°feels 83°
Overnight70°feels 70°
87 °
Castana, Sunday, 16 August
Overcast. High 87°, low 63°.
Pressure30.15 inHg
Wind7.6 mph N
Humidity54%
Visibility—
Dew point61°
Mon, 1790° / 67°0
Morning73°feels 74°
Afternoon89°feels 89°
Evening84°feels 86°
Overnight73°feels 74°
90 °
Castana, Monday, 17 August
Overcast. High 90°, low 67°.
Pressure30.00 inHg
Wind13.5 mph S
Humidity40%
Visibility—
Dew point59°
Tue, 18100° / 67°0
Morning75°feels 76°
Afternoon95°feels 97°
Evening96°feels 96°
Overnight78°feels 81°
100 °
Castana, Tuesday, 18 August
Overcast. High 100°, low 67°.
Pressure29.80 inHg
Wind15 mph S
Humidity39%
Visibility—
Dew point62°
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 Castana, 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.