10-day forecast for Harper, IA: 39° to 73°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
73°
Best day: Wednesday, October 28
61° · 0.3 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2768° / 51°0.05
Morning52°feels 51°
Afternoon67°feels 67°
Evening58°feels 57°
Overnight52°feels 51°
68 °
Harper, Tuesday, 27 October
Light rain. High 68°, low 51°.
Pressure30.18 inHg
Wind6.5 mph SE
Humidity72%
Visibility6.2 mi
Dew point51°
Wed, 2873° / 56°0
Morning58°feels 57°
Afternoon73°feels 72°
Evening67°feels 67°
Overnight58°feels 57°
73 °
Harper, Wednesday, 28 October
Overcast. High 73°, low 56°.
Pressure30.12 inHg
Wind10 mph S
Humidity58%
Visibility6.2 mi
Dew point54°
Thu, 2969° / 55°0.03
Morning60°feels 60°
Afternoon71°feels 71°
Evening57°feels 57°
Overnight62°feels 62°
69 °
Harper, Thursday, 29 October
Light rain. High 69°, low 55°.
Pressure30.09 inHg
Wind6 mph W
Humidity82%
Visibility6.2 mi
Dew point61°
Fri, 3067° / 51°0.1
Morning53°feels 52°
Afternoon65°feels 64°
Evening62°feels 62°
Overnight52°feels 51°
67 °
Harper, Friday, 30 October
Light rain. High 67°, low 51°.
Pressure30.15 inHg
Wind8.7 mph S
Humidity77%
Visibility—
Dew point56°
Sat, 3166° / 57°0.07
Morning60°feels 60°
Afternoon65°feels 65°
Evening60°feels 60°
Overnight57°feels 57°
66 °
Harper, Saturday, 31 October
Light rain. High 66°, low 57°.
Pressure30.15 inHg
Wind6.5 mph S
Humidity81%
Visibility—
Dew point58°
Sun, 0165° / 55°0
Morning59°feels 58°
Afternoon64°feels 63°
Evening58°feels 57°
Overnight56°feels 55°
65 °
Harper, Sunday, 1 November
Overcast. High 65°, low 55°.
Pressure30.03 inHg
Wind6.6 mph N
Humidity66%
Visibility—
Dew point52°
Mon, 0261° / 52°0.07
Morning54°feels 54°
Afternoon61°feels 60°
Evening61°feels 60°
Overnight59°feels 59°
61 °
Harper, Monday, 2 November
Light rain. High 61°, low 52°.
Pressure29.83 inHg
Wind16.8 mph SE
Humidity73%
Visibility—
Dew point51°
Tue, 0361° / 45°0.3
Morning48°feels 41°
Afternoon46°feels 38°
Evening50°feels 42°
Overnight48°feels 41°
61 °
Harper, Tuesday, 3 November
Light rain. High 61°, low 45°.
Pressure29.71 inHg
Wind24.2 mph W
Humidity79%
Visibility—
Dew point40°
Wed, 0456° / 39°0
Morning43°feels 37°
Afternoon53°feels 50°
Evening51°feels 48°
Overnight49°feels 46°
56 °
Harper, Wednesday, 4 November
Overcast. High 56°, low 39°.
Pressure29.94 inHg
Wind21.5 mph NW
Humidity43%
Visibility—
Dew point29°
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.