Dubuque Weather in August

August in Dubuque averages 28°C (82°F) during the day and 17°C (63°F) at night. Quite a bit of rainfall is typical this month, with around 98 mm (3.9 in) on average. An umbrella is a good idea.

Rainfall in Dubuque in August

You can expect rain on roughly 10 days based on historical data, averaging 98 mm (3.9 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Dubuque in August

Weather in Dubuque is at its perfect in August. Highs reach 28°C (82°F), while nights settle around 17°C (63°F). During August, you'll experience the summer season. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 17°C (63°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Dubuque in August

The days are predominantly sunny, with an estimated total of around 280 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If you favor pleasant temperatures and minimal rainfall, August is one of the best months to visit Dubuque.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Dubuque's climate page.

Dubuque Temperature in August

Min Temperature 17°C (63°F)  

Max Temperature 28°C (82°F)  

Chance of Rain 34%  

Precipitation 98 mm (3.9 in)  

Rainy days 10 days  

Sunshine 280 hours *  

Percentage Sunshine *  

* Data from: Galena, the United States of America (21 KM, 13 Miles).

What to Wear in Dubuque in August

Warm but pleasant conditions in Dubuque in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Dubuque in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Dubuque's climate page.

More climate data for Dubuque

Temperature Rainfall Sunshine

See the full Dubuque climate overview or explore weather in the United States of America.