How is the weather in Harper, IA?

At 5:55 PM on Sat, Sep 20, 2025 it is mostly sunny and 72 degrees Fahrenheit, feeling like 72 degrees.

Harper, IA Weather Forecast and Current Conditions (52231)

72°F
Feels Like 72°F

Humidity 73% Dew Point 63°F Wind S 5 MPH Barometer 29.99 in.761.7 mm

Solar Rad 189 w/m2 Visibility 10 mi.

Report from 21 miles ESE of central Harper at 5:55 PM Sat, Sep 20, 2025

Current Weather

72°F
Feels Like 72°F

Humidity 73% Dew Point 63°F Wind S 5 MPH Barometer 29.99 in.761.7 mm

Solar Rad 189 w/m2 Visibility 10 mi.

Report from 21 miles ESE of central Harper at 5:55 PM Sat, Sep 20, 2025

Forecast at a Glance

SatSep 20

20%

60°

SunSep 21

20%

77°

60°

MonSep 22

30%

80°

62°

TueSep 23

50%

77°

60°

WedSep 24

30%

74°

56°

ThuSep 25

30%

73°

53°

FriSep 26

10%

75°

52°

This Date in Weather History

1845 - A tornado traveled 275 miles across Lake Ontario, New York and Lake Champlain.

Harper 7 Day Weather Forecast Details

Saturday Sep 20

Night: A slight chance of showers and thunderstorms before 8pm, then patchy fog and a slight chance of showers and thunderstorms. Mostly cloudy. Low around 60, with temperatures rising to around 62 overnight. Northeast wind around 5 mph. Chance of precipitation is 20%.

Sunday Sep 21

Day: Areas of fog before 10am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 77. West wind 0 to 5 mph. Chance of precipitation is 20%.

Night: A slight chance of rain showers between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 60. South wind around 5 mph. Chance of precipitation is 30%.

Monday Sep 22

Day: A chance of showers and thunderstorms. Partly sunny, with a high near 80. South wind around 5 mph. Chance of precipitation is 30%.

Night: A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.

Tuesday Sep 23

Day: A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 77. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

Night: A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.

Wednesday Sep 24

Day: A chance of showers and thunderstorms. Partly sunny, with a high near 74. Chance of precipitation is 30%.

Night: A chance of rain showers. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.

Thursday Sep 25

Day: A chance of rain showers. Partly sunny, with a high near 73. Chance of precipitation is 30%.

Night: A chance of rain showers before 1am. Partly cloudy, with a low around 53. Chance of precipitation is 30%.

Friday Sep 26

Day: Sunny, with a high near 75.

Night: Mostly clear, with a low around 52.

Saturday Sep 27

Day: Sunny, with a high near 77.

Sun & Moon Monthly

First Light 6:27 AM

Sunrise 6:55 AM

Sunset 7:10 PM

Last Light 7:38 PM

Moonrise 5:43 AM

Moonset 6:47 PM

Moon Phase

Stadium Weather - Be Prepared for the Game

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