Climate averages 1991–2020
Asheville weather
in December.
A cool, moderately wet month: the 11th warmest and the 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a cool month in Asheville: daytime highs average 8.6°C and nights cool to about -0.7°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 89 mm of rain on roughly 9 days, which makes December a moderately wet month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 9 h 48 min on an average December day.
The nearest other city in this atlas is Gastonia (129 km away). In December its highs average 11.0°C, 2.4°C warmer than Asheville, with 101 mm of rain.
Among the 498 cities listed in the United States, Asheville ranks 277th of 498 for the warmest December highs and joint 321st of 498 for the driest December (rainfall, lowest first). The mean December high of those 498 cities is 10.5°C; Asheville is 2.0°C cooler than that mean.
From December to January, average highs fall by 1.5°C to 7.1°C, and monthly rainfall rises from 89 mm to 96 mm.
The annual picture
December in context
Monthly rainfall
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
Asheville climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 7.1°C-2.6°C | -2.6°C | 96 | 10.1 | 10.010 h |
| February | 9.3°C-1.0°C | -1.0°C | 84 | 9.4 | 10.911 h |
| March | 13.3°C2.4°C | 2.4°C | 106 | 11.2 | 11.912 h |
| April | 18.6°C6.9°C | 6.9°C | 93 | 10.1 | 13.113 h |
| May | 22.3°C11.7°C | 11.7°C | 90 | 11.5 | 14.014 h |
| June | 26.0°C16.1°C | 16.1°C | 95 | 14.0 | 14.515 h |
| July | 27.8°C18.1°C | 18.1°C | 99 | 15.6 | 14.314 h |
| August | 27.1°C17.7°C | 17.7°C | 105 | 14.3 | 13.514 h |
| September | 24.2°C14.8°C | 14.8°C | 95 | 9.6 | 12.412 h |
| October | 18.9°C8.5°C | 8.5°C | 79 | 7.4 | 11.311 h |
| November | 13.0°C2.7°C | 2.7°C | 85 | 8.0 | 10.310 h |
| December, selected | 8.6°C-0.7°C | -0.7°C | 89 | 8.9 | 9.810 h |
Rainfall is the average of the 30 separate monthly totals. A rain 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
- Gastonia in DecemberUnited States · 129 kmHigh 11.0°C · Low 2.5°C · 101 mm rain
- Knoxville in DecemberUnited States · 130 kmHigh 9.9°C · Low 1.2°C · 117 mm rain
- Rock Hill in DecemberUnited States · 158 kmHigh 11.9°C · Low 3.1°C · 96 mm rain
- Charlotte in DecemberUnited States · 161 kmHigh 11.2°C · Low 2.1°C · 93 mm rain
- Concord (North Carolina), United States in DecemberUnited States · 180 kmHigh 11.2°C · Low 2.5°C · 94 mm rain
- Athens, United States in DecemberUnited States · 197 kmHigh 12.5°C · Low 3.6°C · 113 mm rain
- Winston-Salem in DecemberUnited States · 215 kmHigh 10.0°C · Low 1.0°C · 93 mm rain
- Columbia (South Carolina), United States in DecemberUnited States · 226 kmHigh 13.6°C · Low 4.2°C · 93 mm rain
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 Asheville) is explained once on the Asheville year overview and on the Sources, method and limits page.