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Dubuque County, IA Weather Forecast
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Dubuque County Weather Forecast
| THIS AFTERNOON | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | THURSDAY NIGHT | FRIDAY |
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| Sunny | Clear | Sunny | Clear | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny |
| Hi: 55°FHi: 13°C | Lo: 39°FLo: 4°C | Hi: 65°FHi: 18°C | Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C | Hi: 69°FHi: 21°C Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C Lo: 41°FLo: 5°C | Hi: 70°FHi: 21°C Lo: 49°FLo: 9°C | Hi: 70°FHi: 21°C Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 126 PM CDT Sat Oct 17 2026 
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Issued: 133 PM CDT Sat Oct 17 2026
Key Messages
- Frost possible again tonight, though likely more patchy and favored across south/east sections of the service area as well as any poor drainage areas.
- A warm-up next week will send temperatures back above normal for late October, with dry conditions.
Aviation
/18Z TAFS THROUGH 18Z SUNDAY/... Issued at 131 PM CDT Sat Oct 17 2026
VFR conditions will persist through the period. Winds will continue to turn from the SSW this afternoon as high pressure moves to the east. Some gustiness to 15-...