Climate averages 1991–2020
Lexington weather
in August.
A hot, moderately wet month: the 2nd warmest and the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Lexington: daytime highs average 29.1°C and nights cool to about 19.4°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 79 mm of rain on roughly 11 days, which makes August a moderately wet month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 13 h 38 min on an average August day.
The nearest other city in this atlas is Louisville (116 km away). In August its highs average 30.0°C, 0.9°C warmer than Lexington, with 71 mm of rain.
Among the 498 cities listed in the United States, Lexington ranks joint 281st of 498 for the warmest August highs and joint 257th of 498 for the driest August (rainfall, lowest first). The mean August high of those 498 cities is 29.9°C; Lexington is 0.8°C cooler than that mean.
From August to September, average highs fall by 3.5°C to 25.6°C, and monthly rainfall rises from 79 mm to 89 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
Lexington climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 5.3°C-2.9°C | -2.9°C | 93 | 10.4 | 9.910 h |
| February | 7.7°C-1.5°C | -1.5°C | 96 | 10.3 | 10.811 h |
| March | 12.5°C2.4°C | 2.4°C | 114 | 12.1 | 11.912 h |
| April | 18.4°C7.8°C | 7.8°C | 125 | 12.1 | 13.213 h |
| May | 23.0°C13.2°C | 13.2°C | 121 | 13.4 | 14.214 h |
| June | 27.6°C17.8°C | 17.8°C | 109 | 13.3 | 14.815 h |
| July | 29.4°C20.0°C | 20.0°C | 105 | 12.5 | 14.515 h |
| August, selected | 29.1°C19.4°C | 19.4°C | 79 | 10.5 | 13.614 h |
| September | 25.6°C15.9°C | 15.9°C | 89 | 8.4 | 12.512 h |
| October | 19.2°C9.8°C | 9.8°C | 86 | 8.6 | 11.211 h |
| November | 12.3°C3.8°C | 3.8°C | 88 | 8.9 | 10.210 h |
| December | 7.1°C-0.4°C | -0.4°C | 106 | 10.8 | 9.610 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
- Louisville in AugustUnited States · 116 kmHigh 30.0°C · Low 20.2°C · 71 mm rain
- Cincinnati in AugustUnited States · 127 kmHigh 28.5°C · Low 18.9°C · 75 mm rain
- Meads in AugustUnited States · 162 kmHigh 29.2°C · Low 19.8°C · 84 mm rain
- Dayton in AugustUnited States · 198 kmHigh 27.9°C · Low 18.9°C · 81 mm rain
- Bloomington (Indiana), United States in AugustUnited States · 221 kmHigh 28.8°C · Low 19.3°C · 79 mm rain
- Knoxville in AugustUnited States · 231 kmHigh 29.4°C · Low 19.9°C · 86 mm rain
- Indianapolis in AugustUnited States · 246 kmHigh 28.0°C · Low 18.9°C · 72 mm rain
- Columbus in AugustUnited States · 254 kmHigh 27.8°C · Low 18.3°C · 73 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 Lexington) is explained once on the Lexington year overview and on the Sources, method and limits page.