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Climate · Dubuque

Dubuque in December

Cold and mostly dry, as the days hold steady.

Typical weather, averaged over 30 years

December in Dubuque is cold: highs near 38°F, lows near 22°F. Rain or snow falls on about two days a week, and daylight holds at about 9 hours 7 minutes.December in Dubuque is cold: highs near 3°C, lows near -6°C. Rain or snow falls on about two days a week, and daylight holds at about 9 hours 7 minutes.

High
38°F3°Caverage
Low
22°F-6°Caverage
Wet days
2a week · 27% of days
Daylight
9h 07mon average

Is December a good time to visit Dubuque?

December sits outside Dubuque's best months, which run from September. Expect cold days and rain or snow on about two days a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How December sits in the year

week by week

Temperature

Highs near 38°F in December, against 33°F to 86°F through the year.Highs near 3°C in December, against 1°C to 30°C through the year.

Chance of a wet day

27% of days in December, against 24% to 43% through the year.

Cloud cover

60% cover in December, against 35% to 62% through the year.

Daylight

9h 07m in December, against 9h 07m to 15h 15m through the year.

Week by week, lightly smoothed, with December shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. November52°11°low 35°low 2°2 wet days a weekRain on about two days a week.
  2. December38°3°low 22°low -6°2 wet days a weekRain on about two days a week.
  3. January33°1°low 15°low -9°2 wet days a weekRain on about two days a week.

Where Dubuque sits, in December

America/Chicago
this place
typical high in December 40°F4°C95°F35°C
Sunrise, mid-December
7:25 AMsets 4:30 PM
Above the sea
180 mlow-lying
Latitude
42.5°Nnorthern hemisphere
Nearest of ours
Chicago259 km east

The land around Dubuque, shaded by its typical high in December, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in United States in December

high · low · wet days
See December on the planning mapThe whole year in Dubuque

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Dubuque. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (180 m) against the climate model's (257 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (180 m) against the climate model's (257 m). Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.