Climate averages 1991–2020
Asheville weather
in August.
A warm, wet month: the 2nd warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a warm month in Asheville: daytime highs average 27.1°C and nights cool to about 17.7°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 105 mm of rain on roughly 14 days, which makes August a wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 30 min on an average August day.
The nearest other city in this atlas is Gastonia (129 km away). In August its highs average 30.0°C, 3.0°C warmer than Asheville, with 102 mm of rain.
Among the 498 cities listed in the United States, Asheville ranks joint 374th of 498 for the warmest August highs and 429th of 498 for the driest August (rainfall, lowest first). The mean August high of those 498 cities is 29.9°C; Asheville is 2.8°C cooler than that mean.
From August to September, average highs fall by 2.9°C to 24.2°C, and monthly rainfall falls from 105 mm to 95 mm.
The annual picture
August 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, selected | 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 | 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
August in nearby cities
- Gastonia in AugustUnited States · 129 kmHigh 30.0°C · Low 21.1°C · 102 mm rain
- Knoxville in AugustUnited States · 130 kmHigh 29.4°C · Low 19.9°C · 86 mm rain
- Rock Hill in AugustUnited States · 158 kmHigh 30.4°C · Low 21.4°C · 102 mm rain
- Charlotte in AugustUnited States · 161 kmHigh 30.2°C · Low 20.8°C · 96 mm rain
- Concord (North Carolina), United States in AugustUnited States · 180 kmHigh 30.4°C · Low 21.2°C · 96 mm rain
- Athens, United States in AugustUnited States · 197 kmHigh 30.8°C · Low 21.5°C · 108 mm rain
- Winston-Salem in AugustUnited States · 215 kmHigh 29.9°C · Low 20.2°C · 91 mm rain
- Columbia (South Carolina), United States in AugustUnited States · 226 kmHigh 31.2°C · Low 22.0°C · 107 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.