Dubuque County, IA Weather Forecast
County weather hub
Slight Chance Rain Showers
Compare major city weather across Dubuque County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A slight chance of rain showers between 7am and 1pm. Partly sunny, with a high near 80.
County Weather Overview
This county weather page brings together forecast coverage for Dubuque County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 7 of 7 mapped cities in Dubuque County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Aug 29 to Aug 31, 2026
- Latest sync
- Aug 25, 2026 9:43 AM CDT
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Dubuque County
Sunday looks like the warmest upcoming period in Dubuque County at 85 degrees F.
Saturday Night is the coolest period ahead with temperatures near 66 degrees F.
The strongest winds are forecast for Saturday at about 5 to 15 mph S.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 25, 2026 9:43 AM CDT
- Coverage
- 3 days
- Time zone
- America/Chicago
- Forecast office
- DVN
- Radar station
- KDVN
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 85. Chance of precipitation is 50%.
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 69. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm. Partly sunny, with a high near 85. Chance of precipitation is 50%.
A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Aug 29
|
Slight Chance Rain Showers
|
80°F |
5 to 15 mph
S
|
|
Saturday Night
Aug 29
|
Mostly Cloudy then Chance Showers And Thunderstorms
|
66°F |
15 mph
S
|
|
Sunday
Aug 30
|
Chance Showers And Thunderstorms
|
85°F |
15 mph
S
|
|
Sunday Night
Aug 30
|
Chance Showers And Thunderstorms
|
69°F |
10 to 15 mph
S
|
|
Monday
Aug 31
|
Chance Showers And Thunderstorms
|
85°F |
10 mph
S
|
|
Monday Night
Aug 31
|
Slight Chance Showers And Thunderstorms
|
67°F |
5 mph
SE
|
Major City Forecasts
Live forecast snapshots for major cities across Dubuque County.
Coverage
Forecast coverage currently spans 7 of 7 mapped cities in Dubuque County.
Largest mapped city population in this region: 57,781.
