Dubuque, IA
Today’s Forecast:
Today’s Report:
Hiking
Ideal conditions for hiking. Comfortable temperature (high near 45°F), light wind, and clear forecast.
- Temp: Marginal weather factor
- Rain: Favorable conditions
- Wind: Favorable conditions
- Thunderstorm: Favorable conditions
Biking
Ideal conditions for biking. Comfortable temperature (high near 45°F), light wind, and clear forecast.
- Temp: Marginal weather factor
- Rain: Favorable conditions
- Wind: Favorable conditions
- Thunderstorm: Favorable conditions
Outdoor Events / Activities
Not Recommended for outdoor events / activities. High near 45°F. Temperatures outside comfort limits (45°F).
- Temp: Unfavorable weather factor
- Rain: Favorable conditions
- Wind: Favorable conditions
- Thunderstorm: Favorable conditions
About Dubuque
Dubuque is a Mississippi River outdoor hub with bluff parks, riverfront paths, the Mines of Spain, regional bike routes, marinas, and event spaces.
Make the Most of a Dubuque Day
Use clear periods for bluff overlooks and longer rides, then shift to riverfront paths or compact parks if the forecast is uncertain. River fog and high water can change views and access without affecting every city option.
Weather Tips for Dubuque
- For Dubuque, check temperature, wind, rain timing, and thunderstorm potential before choosing the day’s route.
- If thunder is possible, complete exposed overlooks, prairie routes, golf, and event grounds early and keep shelter close.
- After steady rain, favor paved paths or well-drained routes until natural surfaces recover.
- Open-country wind and summer humidity can make biking and hiking feel harder than the mileage suggests.
Nearby Towns and Areas
This page can also be useful when planning outdoor time near:
- Mines of Spain
- Eagle Point Park
- Heritage Trail
- Swiss Valley Nature Preserve
- Peosta
- Durango
- Mississippi River
- East Dubuque
Plan Around the Conditions
Use the forecast to choose the best version of a Dubuque day. Match wind, storm timing, water levels, trail surfaces, road conditions, and temperature to the activity that gives your group the safest and most comfortable plan.
7-Day Forecast for Dubuque
Dubuque Weather by Season
Winter
Winter at Dubuque brings cold, wind chill, snow, and freeze-thaw ice. Shaded paths, stairs, bridges, and rural roads may stay slick after sunny areas clear. Check road and facility status before a long drive.
Spring
Spring around Dubuque is changeable, with rain, muddy surfaces, rising waterways, and severe thunderstorms. Give natural-surface trails time to drain after heavy rain. Lightning, hail, and strong wind can arrive well ahead of a rain core.
Summer
Summer days at Dubuque are often warm and humid, with strong sun, mosquitoes, and afternoon thunderstorm potential. Earlier starts make exposed routes and event grounds more comfortable. Carry water and use shade breaks during the hottest part of the day.
Fall
Fall is often one of the most comfortable seasons at Dubuque, with lower humidity, cooler nights, and changing color. Dry spells can produce excellent trail and cycling conditions. Watch for harvest traffic on rural roads and hunting activity near public lands.
Key Climate Data Points
- Annual average temperature: around 51–53°F based on the surrounding Iowa region.
- Annual snowfall: generally 20–30 inches, with meaningful year-to-year variation.
- Warmest months: June through August are typically warmest, with July often bringing the highest heat and humidity.
- Coolest months: December through February are coldest, and January commonly has the strongest winter chill.
- Wettest season: late spring and early summer usually brings the greatest rainfall and thunderstorm frequency.
- Driest season: winter is normally driest, although snow, ice, and frozen ground still affect plans.
- Best outdoor window: April through October for riverfront trails and events.