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May 18th, 2026 :: 4:02 pm CDT   

Local Weather Report for
Harlan
Iowa, United States

 Current Harlan Weather Conditions Updated May 18th at 2:55 pm 
Overcast
Temperature:64°F Dew Point:61°F
Barometer:29.74 inHg Wind:N 13 Mph
Humidity:88.1% Visibility:0M
 
 Harlan Weather Forecast Summary  
 
Today
May 18th
Tuesday
May 19th
Wednesday
May 20th
Thursday
May 21st
Friday
May 22nd
Thundershowers Mostly Cloudy with Showers Mix of Cloud and Sun Mostly Cloudy Mostly Cloudy
80°F
60°F
45°F
59°F
43°F
59°F
47°F
59°F
53°F
 
 Harlan Detailed Weather Forecast  
 
Monday, May 18th, 2026
Evening Temperature: 63°F
Mostly cloudy with a few showers. Wind 20 to 30 mph.
Tuesday, May 19th, 2026
Overnight Temperature: 56°F
A mix of cloudy and clear skies with showers likely. Windy.
Morning Temperature: 47°F
A mix of sun and cloud. Windy.
Afternoon Temperature: 55°F
Sunny. Windy at times.
Evening Temperature: 53°F
Clear.
Wednesday, May 20th, 2026
Overnight Temperature: 44°F
Clear.
Morning Temperature: 47°F
A mix of sun and cloud.
Afternoon Temperature: 58°F
Mostly cloudy. Windy at times.
Evening Temperature: 55°F
A mix of cloudy and clear skies.
Thursday, May 21st, 2026
Overnight Temperature: 49°F
Cloudy with clear periods.
Morning Temperature: 51°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 57°F
Cloudy with a chance of showers. Windy at times.
Evening Temperature: 53°F
Mostly cloudy with a chance of showers. Windy at times.
Friday, May 22nd, 2026
Overnight Temperature: 56°F
Cloudy with a chance of showers. Windy at times.
Morning Temperature: 54°F
Cloudy with a chance of showers. Windy at times.
Afternoon Temperature: 58°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 55°F
A mix of cloudy and clear skies. Windy at times.
Saturday, May 23rd, 2026
Overnight Temperature: 53°F
Mostly cloudy with a chance of showers. Windy at times.
Morning Temperature: 58°F
A mix of cloud and sun with a slight chance of showers. Windy at times.
Afternoon Temperature: 66°F
A mix of cloud and sun with a slight chance of showers.
Evening Temperature: 63°F
Clear with cloudy periods.
Sunday, May 24th, 2026
Overnight Temperature: 58°F
Mostly clear.
Morning Temperature: 65°F
Mostly sunny.
Afternoon Temperature: 79°F
Mostly sunny. Windy at times.
Evening Temperature: 70°F
Mostly clear. Chance of a thunderstorm. Windy at times.
Monday, May 25th, 2026
Overnight Temperature: 63°F
Clear with cloudy periods.
Morning Temperature: 67°F
A mix of sun and cloud.
Afternoon Temperature: 79°F
Mostly sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 72°F
Mostly clear. Chance of a thunderstorm. Windy at times.
Tuesday, May 26th, 2026
Overnight Temperature: 65°F
Clear. Slight chance of a thunderstorm.
Morning Temperature: 71°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 85°F
Sunny. Chance of a thunderstorm. Windy.
Evening Temperature: 80°F
Clear. Chance of a thunderstorm. Windy at times.





 

  [ Local Weather Report ]
Atlantic, IA 
 
Audubon, IA 
2:55 PM  66°F
 
 
Denison, IA 
2:55 PM  63°F
Overcast
 
Missouri Valley, IA 
 
Council Bluffs, IA 
2:55 PM  64°F
Overcast
 
Crescent, IA 
2:52 PM  64°F
Overcast
 
Omaha, NE 
2:52 PM  64°F
Overcast
 
Carter Lake, IA 
2:52 PM  64°F
Overcast
 
Nashville, KS 
 
Red Oak, IA 
2:55 PM  72°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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