National Weather Service Forecast for: Dubuque IA
Issued by: National Weather Service Quad Cities, IA/IL
Updated: 1:46 am CDT Jun 22, 2026
 
Today

Today: Mostly sunny, with a high near 77. Calm wind becoming north around 5 mph in the morning.
Mostly Sunny

 Tonight

Tonight: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 57. North wind around 5 mph becoming calm.
Slight Chance
Showers then
Partly Cloudy
 Tuesday

Tuesday: Increasing clouds, with a high near 80. Calm wind becoming south around 5 mph in the afternoon.
Increasing
Clouds
 Tuesday
Night
Tuesday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 62. South wind around 5 mph. Chance of precipitation is 40%.
Mostly Cloudy
then Chance
Showers
 Wednesday

Wednesday: A 40 percent chance of showers before 1pm. Mostly sunny, with a high near 81.
Chance
Showers
 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 59.
Partly Cloudy

 Thursday

Thursday: Mostly sunny, with a high near 78.
Mostly Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 57.
Mostly Clear

 Friday

Friday: Mostly sunny, with a high near 79.
Mostly Sunny
Hi 77 °F Lo 57 °F Hi 80 °F Lo 62 °F Hi 81 °F Lo 59 °F Hi 78 °F Lo 57 °F Hi 79 °F

Hazardous Weather Outlook
 

Today
 
 Mostly sunny, with a high near 77. Calm wind becoming north around 5 mph in the morning.
Tonight
 
 A 20 percent chance of showers before midnight. Partly cloudy, with a low around 57. North wind around 5 mph becoming calm.
Tuesday
 
 Increasing clouds, with a high near 80. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
 
 A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 62. South wind around 5 mph. Chance of precipitation is 40%.
Wednesday
 
 A 40 percent chance of showers before 1pm. Mostly sunny, with a high near 81.
Wednesday Night
 
 Partly cloudy, with a low around 59.
Thursday
 
 Mostly sunny, with a high near 78.
Thursday Night
 
 Mostly clear, with a low around 57.
Friday
 
 Mostly sunny, with a high near 79.
Friday Night
 
 Mostly cloudy, with a low around 61.
Saturday
 
 Mostly sunny, with a high near 83.
Saturday Night
 
 A 30 percent chance of showers. Mostly cloudy, with a low around 66.
Sunday
 
 Mostly sunny, with a high near 88.

 

Forecast from NOAA-NWS for Dubuque IA.