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May 17th, 2026 :: 3:19 pm CDT   

Local Weather Report for
Harlan
Iowa, United States

 Current Harlan Weather Conditions Updated May 17th at 1:55 pm 
Overcast
Temperature:79°F Dew Point:70°F
Barometer:29.62 inHg Wind:N 45 Mph
Humidity:74.0% Visibility:0M
 
 Harlan Weather Forecast Summary  
 
Today
May 17th
Monday
May 18th
Tuesday
May 19th
Wednesday
May 20th
Thursday
May 21st
Thundershowers Thundershowers Mostly Cloudy with Showers Mix of Cloud and Sun Showers
78°F
78°F
58°F
60°F
47°F
61°F
42°F
62°F
48°F
 
 Harlan Detailed Weather Forecast  
 
Sunday, May 17th, 2026
Afternoon Temperature: 76°F
A mix of sun and cloud. Chance of a thunderstorm. Windy.
Evening Temperature: 74°F
Clear with cloudy periods. Chance of a thunderstorm. Wind 20 to 30 mph.
Monday, May 18th, 2026
Overnight Temperature: 68°F
A mix of cloudy and clear skies with showers likely. Chance of a thunderstorm. Wind 20 to 30 mph.
Morning Temperature: 60°F
Sunny with cloudy periods with a chance of showers.
Afternoon Temperature: 73°F
Sunny with cloudy periods with a chance of showers or thundershowers.
Evening Temperature: 62°F
A mix of cloudy and clear skies with a few showers. Windy.
Tuesday, May 19th, 2026
Overnight Temperature: 55°F
Mostly cloudy with showers likely. Windy.
Morning Temperature: 47°F
A mix of sun and cloud with a chance of showers. Windy.
Afternoon Temperature: 56°F
Mostly sunny. Windy at times.
Evening Temperature: 54°F
Clear. Windy at times.
Wednesday, May 20th, 2026
Overnight Temperature: 44°F
Clear.
Morning Temperature: 47°F
A mix of cloud and sun.
Afternoon Temperature: 60°F
A mix of cloud and sun.
Evening Temperature: 55°F
Mostly cloudy.
Thursday, May 21st, 2026
Overnight Temperature: 49°F
Cloudy with clear periods.
Morning Temperature: 54°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 58°F
Cloudy with showers likely. Windy at times.
Evening Temperature: 51°F
Cloudy with a few showers. Windy at times.
Friday, May 22nd, 2026
Overnight Temperature: 50°F
A mix of cloudy and clear skies with showers likely.
Morning Temperature: 54°F
Sunny.
Afternoon Temperature: 66°F
A mix of cloud and sun.
Evening Temperature: 63°F
A mix of cloudy and clear skies. Windy at times.
Saturday, May 23rd, 2026
Overnight Temperature: 57°F
Cloudy with a chance of showers. Windy at times.
Morning Temperature: 60°F
A mix of cloud and sun with a chance of showers. Windy at times.
Afternoon Temperature: 72°F
Sunny with cloudy periods. Slight chance of a thunderstorm.
Evening Temperature: 69°F
Clear. Slight chance of a thunderstorm.
Sunday, May 24th, 2026
Overnight Temperature: 61°F
Clear.
Morning Temperature: 67°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 81°F
Mostly sunny. Chance of a thunderstorm. Windy.
Evening Temperature: 75°F
Mostly clear. Chance of a thunderstorm. Windy at times.
Monday, May 25th, 2026
Overnight Temperature: 70°F
Mostly clear with a slight chance of showers or thundershowers. Windy at times.
Morning Temperature: 71°F
Sunny with cloudy periods with a slight chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 81°F
Mostly sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 75°F
Mostly clear. Chance of a thunderstorm.





 

  [ Local Weather Report ]
Atlantic, IA 
1:55 PM  77°F
Mostly Cloudy
 
Audubon, IA 
1:55 PM  79°F
 
 
Denison, IA 
1:55 PM  73°F
Overcast
 
Missouri Valley, IA 
 
Council Bluffs, IA 
1:55 PM  77°F
Mostly Cloudy
 
Crescent, IA 
1:52 PM  81°F
Overcast
 
Omaha, NE 
1:52 PM  81°F
Overcast
 
Carter Lake, IA 
1:52 PM  81°F
Overcast
 
Nashville, KS 
 
Red Oak, IA 
1:55 PM  79°F
Overcast

 
This WeatherCity Weather Forecast for Harlan, Iowa, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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