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May 20th, 2026 :: 1:30 am CDT   

Local Weather Report for
Monticello
Iowa, United States

 Current Monticello Weather Conditions Updated May 19th at 11:55 pm 
Overcast
Temperature:52°F Dew Point:45°F
Barometer:30.21 inHg Wind:N 15 Mph
Humidity:76.3% Visibility:0M
 
 Monticello Weather Forecast Summary  
 
Today
May 20th
Thursday
May 21st
Friday
May 22nd
Saturday
May 23rd
Sunday
May 24th
Mostly Sunny Mix of Cloud and Sun Showers Mix of Cloud and Sun Mostly Sunny
61°F
66°F
43°F
61°F
50°F
65°F
51°F
75°F
56°F
 
 Monticello Detailed Weather Forecast  
 
Wednesday, May 20th, 2026
Overnight Temperature: 44°F
Mostly clear. Windy at times.
Morning Temperature: 47°F
Mostly sunny. Windy at times.
Afternoon Temperature: 59°F
Sunny with cloudy periods.
Evening Temperature: 54°F
Mostly clear.
Thursday, May 21st, 2026
Overnight Temperature: 44°F
A mix of cloudy and clear skies.
Morning Temperature: 49°F
Cloudy with sunny periods. Windy at times.
Afternoon Temperature: 64°F
Mostly cloudy. Windy at times.
Evening Temperature: 57°F
Mostly cloudy. Windy at times.
Friday, May 22nd, 2026
Overnight Temperature: 51°F
Cloudy with a slight chance of showers. Windy at times.
Morning Temperature: 52°F
Mostly cloudy. Windy at times.
Afternoon Temperature: 58°F
Cloudy with a chance of showers. Windy at times.
Evening Temperature: 51°F
Cloudy with clear periods with showers likely. Windy at times.
Saturday, May 23rd, 2026
Overnight Temperature: 51°F
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 53°F
A mix of cloud and sun.
Afternoon Temperature: 62°F
A mix of cloud and sun.
Evening Temperature: 60°F
A mix of clear and cloudy skies.
Sunday, May 24th, 2026
Overnight Temperature: 57°F
Clear with cloudy periods.
Morning Temperature: 63°F
Sunny.
Afternoon Temperature: 74°F
Sunny.
Evening Temperature: 68°F
Mostly clear.
Monday, May 25th, 2026
Overnight Temperature: 59°F
Mostly clear.
Morning Temperature: 65°F
Mostly sunny.
Afternoon Temperature: 76°F
Mostly sunny. Windy at times.
Evening Temperature: 68°F
Mostly clear. Slight chance of a thunderstorm. Windy at times.
Tuesday, May 26th, 2026
Overnight Temperature: 61°F
Mostly clear.
Morning Temperature: 64°F
Cloudy.
Afternoon Temperature: 73°F
Cloudy with a slight chance of showers or thundershowers.
Evening Temperature: 70°F
A mix of clear and cloudy skies with a slight chance of showers or thundershowers.
Wednesday, May 27th, 2026
Overnight Temperature: 66°F
Mostly clear. Slight chance of a thunderstorm.
Morning Temperature: 72°F
Mostly sunny. Chance of a thunderstorm.
Afternoon Temperature: 82°F
Mostly sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 74°F
A mix of cloudy and clear skies with a chance of showers or thundershowers.





 

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This WeatherCity Weather Forecast for Monticello, 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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