Harper, IA 14 Day Weather - 52231 WeatherWorld.com
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Harper, IA Weather Forecast


Harper, IA Weather Forecast Dated: 724 PM Sat Sep 12 2026
Expect a mild stretch with more clouds than sun and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate.
Saturday, September 12, 2026
Mid-Morning
72°F 22°C
Scattered Showers
Mid-Afternoon
80°F 27°C
Scattered Showers
Early-Evening
73°F 23°C
Scattered Showers
Warm and summery around 80°F 27°C (feels like 83°F 28°C), periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds turning from the WSW to the N at 8 mph 13 km/h.
Sunday, September 13, 2026
Mid-Morning
62°F 16°C
Overcast
Mid-Afternoon
69°F 20°C
Overcast
Early-Evening
66°F 19°C
Scattered Showers
Comfortable with temperatures reaching 69°F 20°C, scattered downpours possible, with steady humidity and steady pressure. Winds switching from the NNE to the ENE at 8 mph 13 km/h.
Monday, September 14, 2026
Mid-Morning
57°F 14°C
Light Showers
Mid-Afternoon
70°F 21°C
Light Showers
Early-Evening
74°F 24°C
Sunny
Enjoyable around 70°F 21°C, showers through the afternoon, tapering off by evening, with lower humidity and barometric pressure falling. Winds moving from the SSE to the SE at 17 mph 28 km/h. Gusts up to 35 mph 56 km/h.
Tuesday, September 15, 2026
Mid-Morning
72°F 22°C
Overcast
Mid-Afternoon
74°F 24°C
Partly Cloudy
Early-Evening
72°F 22°C
Overcast
Mild temperatures up to 74°F 24°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds swinging from the WNW to the NE at 6 mph 9 km/h.
Wednesday, September 16, 2026
Mid-Morning
68°F 20°C
Light Showers
Mid-Afternoon
59°F 15°C
Light Showers
Early-Evening
59°F 15°C
Scattered Showers
Refreshing around 59°F 15°C, scattered downpours possible, with steady humidity and steady pressure. Winds shifting from the E to the ENE at 11 mph 17 km/h.
Thursday, September 17, 2026
Mid-Morning
61°F 16°C
Light Showers
Mid-Afternoon
63°F 17°C
Fog
Early-Evening
63°F 17°C
Scattered Showers
Mildly cool near 63°F 17°C, locally heavy downpours at times, with steady humidity and steady pressure.
Friday, September 18, 2026
Mid-Morning
62°F 17°C
Fog
Mid-Afternoon
67°F 20°C
Scattered Showers
Early-Evening
67°F 20°C
Light Showers
Comfortable at 67°F 20°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling. Winds ESE at 11 mph 18 km/h.
Saturday, September 19, 2026
Mid-Morning
65°F 18°C
Light Showers
Mid-Afternoon
62°F 17°C
Light Showers
Early-Evening
58°F 14°C
Scattered Showers
Cool with a high near 62°F 17°C, scattered downpours possible, with steady humidity and steady pressure. Winds picking up from ESE at 7 mph 12 km/h to NE at 15 mph 24 km/h. Gusts up to 28 mph 46 km/h.
Sunday, September 20, 2026
Mid-Morning
57°F 14°C
Overcast
Mid-Afternoon
66°F 19°C
Overcast
Early-Evening
64°F 18°C
Scattered Showers
Refreshing around 66°F 19°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds blowing from the NE at 16 mph 25 km/h. Gusts up to 28 mph 44 km/h.
Monday, September 21, 2026
Mid-Morning
56°F 13°C
Overcast
Mid-Afternoon
62°F 17°C
Scattered Showers
Early-Evening
60°F 16°C
Scattered Showers
Mildly cool near 62°F 17°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds swinging from the ENE to the NE at 9 mph 14 km/h. Gusts up to 21 mph 33 km/h.
Tuesday, September 22, 2026
Mid-Morning
58°F 15°C
Overcast
Mid-Afternoon
67°F 20°C
Cloudy
Early-Evening
62°F 17°C
Sunny
Comfortable at 67°F 20°C, cloudy in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds shifting from the NNE to the N at 8 mph 14 km/h.
Wednesday, September 23, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
65°F 18°C
Sunny
Comfortable with temperatures reaching 73°F 23°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds turning from the WSW to the NNW at 10 mph 15 km/h. Gusts up to 20 mph 32 km/h.
Thursday, September 24, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
63°F 17°C
Sunny
Refreshing around 66°F 19°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling. Winds switching from the NE to the ESE at 8 mph 14 km/h.
Friday, September 25, 2026
Mid-Morning
69°F 21°C
Light Showers
Mid-Afternoon
87°F 30°C
Scattered Showers
Early-Evening
76°F 25°C
Scattered Showers
Warm temperatures up to 87°F 30°C, scattered downpours possible, with increasing humidity and steady pressure. Winds moving from the S to the ESE at 13 mph 21 km/h. Gusts up to 28 mph 46 km/h.
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