10-day forecast for Harper, IA: 42° to 72°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
72°
Best day: Wednesday, October 28
65° · 0.61 in
Worst day: Saturday, October 31
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2770° / 50°0
Morning52°feels 50°
Afternoon70°feels 69°
Evening65°feels 64°
Overnight54°feels 53°
70 °
Harper, Tuesday, 27 October
Overcast. High 70°, low 50°.
Pressure30.18 inHg
Wind8 mph S
Humidity60%
Visibility6.2 mi
Dew point52°
Wed, 2872° / 58°0
Morning58°feels 58°
Afternoon71°feels 71°
Evening66°feels 65°
Overnight60°feels 59°
72 °
Harper, Wednesday, 28 October
Mostly clear. High 72°, low 58°.
Pressure30.12 inHg
Wind10.3 mph S
Humidity57%
Visibility6.2 mi
Dew point54°
Thu, 2970° / 56°0.13
Morning61°feels 61°
Afternoon69°feels 69°
Evening60°feels 59°
Overnight60°feels 60°
70 °
Harper, Thursday, 29 October
Light rain. High 70°, low 56°.
Pressure30.09 inHg
Wind7.1 mph W
Humidity80%
Visibility6.2 mi
Dew point60°
Fri, 3070° / 53°0.08
Morning57°feels 57°
Afternoon66°feels 66°
Evening63°feels 63°
Overnight60°feels 60°
70 °
Harper, Friday, 30 October
Light rain. High 70°, low 53°.
Pressure30.12 inHg
Wind11 mph SE
Humidity81%
Visibility—
Dew point59°
Sat, 3165° / 52°0.61
Morning60°feels 60°
Afternoon63°feels 63°
Evening55°feels 54°
Overnight53°feels 52°
65 °
Harper, Saturday, 31 October
Rain. High 65°, low 52°.
Pressure30.12 inHg
Wind7.1 mph SW
Humidity70%
Visibility—
Dew point54°
Sun, 0153° / 51°0.04
Morning52°feels 50°
Afternoon53°feels 52°
Evening53°feels 52°
Overnight53°feels 52°
53 °
Harper, Sunday, 1 November
Light rain. High 53°, low 51°.
Pressure30.06 inHg
Wind6.2 mph NE
Humidity79%
Visibility—
Dew point47°
Mon, 0258° / 53°0
Morning54°feels 54°
Afternoon57°feels 56°
Evening53°feels 52°
Overnight53°feels 52°
58 °
Harper, Monday, 2 November
Overcast. High 58°, low 53°.
Pressure29.94 inHg
Wind5.7 mph NE
Humidity75%
Visibility—
Dew point49°
Tue, 0360° / 47°0
Morning53°feels 52°
Afternoon56°feels 55°
Evening51°feels 49°
Overnight48°feels 45°
60 °
Harper, Tuesday, 3 November
Overcast. High 60°, low 47°.
Pressure30.09 inHg
Wind7.6 mph N
Humidity83%
Visibility—
Dew point51°
Wed, 0453° / 42°0
Morning45°feels 41°
Afternoon52°feels 49°
Evening47°feels 42°
Overnight44°feels 39°
53 °
Harper, Wednesday, 4 November
Overcast. High 53°, low 42°.
Pressure30.33 inHg
Wind13.5 mph NE
Humidity60%
Visibility—
Dew point38°
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 Harper, 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.