Climate averages 1991–2020
Rochester (Minnesota), United States weather
in December.
A freezing month with light precipitation: the 10th warmest and the 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a freezing month in Rochester (Minnesota), United States: daytime highs average -1.9°C and nights cool to about -9.2°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 37 mm of precipitation on roughly 7 days, which makes December a month with light precipitation (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 8 h 58 min on an average December day.
The nearest other city in this atlas is Bloomington (Minnesota), United States (112 km away). In December its highs average -2.2°C, about as warm as Rochester (Minnesota), United States, with 36 mm of precipitation.
Among the 498 cities listed in the United States, Rochester (Minnesota), United States ranks 489th of 498 for the warmest December highs and 75th of 498 for the driest December (precipitation, lowest first). The mean December high of those 498 cities is 10.5°C; Rochester (Minnesota), United States is 12.4°C cooler than that mean.
From December to January, average highs fall by 2.9°C to -4.8°C, and monthly precipitation falls from 37 mm to 29 mm.
The annual picture
December in context
Monthly precipitation
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Rochester (Minnesota), United States climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -4.8°C-13.1°C | -13.1°C | 29 | 6.7 | 9.39 h |
| February | -2.1°C-10.8°C | -10.8°C | 30 | 5.8 | 10.410 h |
| March | 5.1°C-4.3°C | -4.3°C | 60 | 8.8 | 11.912 h |
| April | 12.6°C2.7°C | 2.7°C | 92 | 11.4 | 13.413 h |
| May | 19.2°C9.7°C | 9.7°C | 115 | 13.0 | 14.715 h |
| June | 24.4°C15.5°C | 15.5°C | 131 | 12.3 | 15.415 h |
| July | 26.5°C18.0°C | 18.0°C | 97 | 10.4 | 15.115 h |
| August | 25.4°C17.0°C | 17.0°C | 96 | 10.0 | 14.014 h |
| September | 21.4°C12.9°C | 12.9°C | 84 | 9.3 | 12.613 h |
| October | 13.7°C5.8°C | 5.8°C | 68 | 9.0 | 11.011 h |
| November | 5.3°C-1.8°C | -1.8°C | 49 | 6.9 | 9.710 h |
| December, selected | -1.9°C-9.2°C | -9.2°C | 37 | 7.1 | 9.09 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
December in nearby cities
- Bloomington (Minnesota), United States in DecemberUnited States · 112 kmHigh -2.2°C · Low -9.4°C · 36 mm precipitation
- Saint Paul in DecemberUnited States · 114 kmHigh -2.2°C · Low -9.6°C · 35 mm precipitation
- Minneapolis in DecemberUnited States · 124 kmHigh -2.5°C · Low -9.7°C · 35 mm precipitation
- Plymouth, United States in DecemberUnited States · 135 kmHigh -2.5°C · Low -9.6°C · 34 mm precipitation
- Brooklyn Park in DecemberUnited States · 138 kmHigh -2.5°C · Low -9.8°C · 35 mm precipitation
- Cedar Rapids in DecemberUnited States · 234 kmHigh 0.7°C · Low -7.1°C · 46 mm precipitation
- Madison in DecemberUnited States · 269 kmHigh -0.1°C · Low -7.4°C · 48 mm precipitation
- Iowa City in DecemberUnited States · 273 kmHigh 1.4°C · Low -6.3°C · 49 mm precipitation
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Rochester) is explained once on the Rochester (Minnesota), United States year overview and on the Sources, method and limits page.