Dubuque Weather in September

Thinking of visiting Dubuque in September? Expect high temperatures reaching 24°C (75°F) during the day, dropping to 12°C (54°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Dubuque in September

You can expect rain on roughly 9 days based on historical data, averaging 78 mm (3.1 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 September

If you're visiting Dubuque in September, expect excellent temperatures with highs of 24°C (75°F) and overnight lows of 12°C (54°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights drop to around 12°C (54°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Dubuque in September

Enjoy a sunny month with about 221 hours of sunshine, the clear skies make Dubuque even more beautiful.

So this is a great month to visit if you prefer dry days with pleasant temperatures.