National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Monticello Regional Airport (KMXO)

Lat: 42.22°NLon: 91.16°WElev: 827ft.

Fair

55°F

13°C

Humidity 100%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 22 Jun 2:35 am CDT
Extended Forecast for

Monticello IA

  • Overnight

    Overnight: Mostly clear, with a low around 54. North wind around 5 mph.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 77. Northeast wind around 5 mph.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. Northeast wind around 5 mph becoming calm.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.

    High: 79 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 80.

    High: 80 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 54. North wind around 5 mph.
Monday
Mostly sunny, with a high near 77. Northeast wind around 5 mph.
Monday Night
Partly cloudy, with a low around 56. Northeast wind around 5 mph becoming calm.
Tuesday
Increasing clouds, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 61.
Wednesday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 56.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 88. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monticello IA
 42.25°N 91.18°W (Elev. 804 ft)
Last Update:
1:46 am CDT Jun 22, 2026
Forecast Valid:
2am CDT Jun 22, 2026-6pm CDT Jun 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation