Lexington weather in August: Lexington, Kentucky: normal highs, lows, rain and records for August
Lexington in August has a normal high of 86°F and a normal low of 65°F, a daily mean of 76°F, falling from 87°F on the 1st to 85°F by the 31st. Measurable precipitation falls on 10 days in a normal August, 3.71 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 30°C and low of 18°C, 94 mm of precipitation in August.
- NOAA stationLexington Bluegrass Airport
- Station IDUSW00093820
- Location38.04°N 84.61°W
- Elevation980 ft (299 m)
- From the center8 miles
- Population329,437
- Jan 42° 25°
- Feb 47° 28°
- Mar 56° 36°
- Apr 67° 45°
- May 76° 55°
- Jun 84° 63°
- Jul 87° 67°
- Aug 86° 65°
- Sep 80° 58°
- Oct 69° 47°
- Nov 56° 36°
- Dec 46° 30°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Lexington in August?
The normal high is 86°F and the normal low 65°F, for a daily mean of 75.7°F. August is 1.0°F cooler than July and 6.6°F warmer than September. August is the 2nd warmest month of the year in Lexington and the 7th wettest. Across the month the normal high falls 2°F, from 87°F on August 1 to 85°F on August 31. From one year to the next August's mean temperature typically moves about 2.4°F either way (NOAA's standard deviation), so roughly two Augusts in three average between 73°F and 78°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 33%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| August 1 | 87°F | 67°F | 33% | 23% |
| August 8 | 87°F | 66°F | 32% | 23% |
| August 15 | 87°F | 66°F | 31% | 22% |
| August 22 | 86°F | 65°F | 30% | 21% |
| August 31 | 85°F | 63°F | 28% | 19% |
Every day of August: normal high, low and chance of precipitation (warmest afternoon August 1, coldest night August 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| August 1 | 87°F | 67°F | 33% | 23% | 14 h 10 min |
| August 2 | 87°F | 66°F | 33% | 23% | 14 h 10 min |
| August 3 | 87°F | 66°F | 33% | 23% | 14 h 10 min |
| August 4 | 87°F | 66°F | 33% | 23% | 14 h |
| August 5 | 87°F | 66°F | 33% | 23% | 14 h |
| August 6 | 87°F | 66°F | 33% | 23% | 14 h |
| August 7 | 87°F | 66°F | 32% | 23% | 14 h |
| August 8 | 87°F | 66°F | 32% | 23% | 14 h |
| August 9 | 87°F | 66°F | 32% | 23% | 13 h 50 min |
| August 10 | 87°F | 66°F | 32% | 22% | 13 h 50 min |
| August 11 | 87°F | 66°F | 32% | 22% | 13 h 50 min |
| August 12 | 87°F | 66°F | 31% | 22% | 13 h 50 min |
| August 13 | 87°F | 66°F | 31% | 22% | 13 h 50 min |
| August 14 | 87°F | 66°F | 31% | 22% | 13 h 40 min |
| August 15 | 87°F | 66°F | 31% | 22% | 13 h 40 min |
| August 16 | 87°F | 66°F | 31% | 22% | 13 h 40 min |
| August 17 | 86°F | 65°F | 31% | 21% | 13 h 40 min |
| August 18 | 86°F | 65°F | 31% | 21% | 13 h 30 min |
| August 19 | 86°F | 65°F | 30% | 21% | 13 h 30 min |
| August 20 | 86°F | 65°F | 30% | 21% | 13 h 30 min |
| August 21 | 86°F | 65°F | 30% | 21% | 13 h 30 min |
| August 22 | 86°F | 65°F | 30% | 21% | 13 h 30 min |
| August 23 | 86°F | 65°F | 29% | 21% | 13 h 20 min |
| August 24 | 86°F | 64°F | 29% | 20% | 13 h 20 min |
| August 25 | 86°F | 64°F | 29% | 20% | 13 h 20 min |
| August 26 | 86°F | 64°F | 29% | 20% | 13 h 20 min |
| August 27 | 85°F | 64°F | 29% | 20% | 13 h 10 min |
| August 28 | 85°F | 64°F | 28% | 20% | 13 h 10 min |
| August 29 | 85°F | 63°F | 28% | 20% | 13 h 10 min |
| August 30 | 85°F | 63°F | 28% | 19% | 13 h 10 min |
| August 31 | 85°F | 63°F | 28% | 19% | 13 h 10 min |
- Normal high
- 86°FAugust average
- Normal low
- 65°FAugust average
- Precipitation
- 3.71 inmonth total
- Days with precipitation
- 100.01 inch or more
- Days at 90°F or more
- 8
- Daylight
- 14 h 10 min to 13 h 10 minAugust 1 to August 31
- Days at 70°F or more
- 31
- Days at 80°F or more
- 27
- Sunshine
- 81%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00093820; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Lexington in August?
On a given August day the chance of 0.01 inch or more is 31% on average, highest around August 1 (33%). In all, 3.71 in falls on 10 days of a normal August, 1 of them with an inch or more.
In a normal August in Lexington, 8 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00093820.
How humid and windy is Lexington in August?
At 3 p.m. the normal temperature is 83°F with 51% relative humidity and a dew point of 63°F; at 6 a.m. it is 66°F with 88% humidity. The wind averages 6.1 mph, most often from the west in the afternoon.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 66°F | 62°F | 88% | 4.9 mph | 71% |
| 9 a.m. | 73°F | 64°F | 74% | 6.7 mph | 71% |
| noon | 80°F | 64°F | 58% | 7.6 mph | 58% |
| 3 p.m. | 83°F | 63°F | 51% | 8.2 mph | 58% |
| 6 p.m. | 80°F | 63°F | 56% | 7.0 mph | 67% |
| 9 p.m. | 73°F | 64°F | 73% | 4.8 mph | 77% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00093820. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for August in Lexington?
The warmest August temperature on Lexington's official record (since 1872) is 105°F, on August 19, 1936; the coldest is 42°F, on August 29, 1965. The wettest August brought 11.18 in (1974).
The August mean against the 1991-2020 normal of 75.7°F: 2021 75.6°F (−0.1), 2022 76.3°F (+0.6), 2023 76.3°F (+0.6), 2024 76.9°F (+1.2), 2025 74.3°F (−1.4), 2026 76.1°F (+0.4). 4 of 6 ran warmer than normal.
| August | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 75.6°F | −0.1°F | 7.50 in |
| 2022 | 76.3°F | +0.6°F | 4.27 in |
| 2023 | 76.3°F | +0.6°F | 2.40 in |
| 2024 | 76.9°F | +1.2°F | 3.46 in |
| 2025 | 74.3°F | −1.4°F | 0.50 in |
| 2026 | 76.1°F | +0.4°F | 6.61 in |
Source: records: ACIS, NWS threaded record LEXthr; recent months: ACIS, station USW00093820. Records and recent months use complete months only.
How does August in Lexington compare across Kentucky?
Across the 68 places PlainClimate covers in Kentucky, August normal highs run from 81°F in Whitesburg to 90°F in Eddyville; Lexington's is 86°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.