Greeneville weather in August: Greeneville, Tennessee: normal highs, lows, rain and records for August
Greeneville in August has a normal high of 87°F and a normal low of 63°F, a daily mean of 75°F, falling from 87°F on the 1st to 86°F by the 31st. Measurable precipitation falls on 11 days in a normal August, 4.44 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 30°C and low of 17°C, 113 mm of precipitation in August.
- NOAA stationGreeneville Experiment Station
- Station IDUSC00403679
- Location36.11°N 82.84°W
- Elevation1,320 ft (402 m)
- Population15,979
- Jan 48° 26°
- Feb 52° 28°
- Mar 60° 34°
- Apr 70° 42°
- May 78° 52°
- Jun 84° 61°
- Jul 87° 65°
- Aug 87° 63°
- Sep 82° 56°
- Oct 72° 44°
- Nov 60° 33°
- Dec 51° 29°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Greeneville in August?
The normal high is 87°F and the normal low 63°F, for a daily mean of 74.9°F. August is 1.2°F cooler than July and 5.8°F warmer than September. August is the 2nd warmest month of the year in Greeneville and the 2nd wettest. Across the month the normal high falls 1°F, from 87°F on August 1 to 86°F on August 31. From one year to the next August's mean temperature typically moves about 1.9°F either way (NOAA's standard deviation), so roughly two Augusts in three average between 73°F and 77°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 42%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| August 1 | 87°F | 65°F | 42% | 27% |
| August 8 | 87°F | 64°F | 40% | 26% |
| August 15 | 87°F | 63°F | 38% | 24% |
| August 22 | 87°F | 63°F | 35% | 22% |
| August 31 | 86°F | 61°F | 31% | 20% |
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 | 65°F | 42% | 27% | 14 h |
| August 2 | 87°F | 65°F | 41% | 27% | 14 h |
| August 3 | 87°F | 65°F | 41% | 27% | 14 h |
| August 4 | 87°F | 65°F | 41% | 27% | 13 h 50 min |
| August 5 | 87°F | 64°F | 41% | 26% | 13 h 50 min |
| August 6 | 87°F | 64°F | 40% | 26% | 13 h 50 min |
| August 7 | 87°F | 64°F | 40% | 26% | 13 h 50 min |
| August 8 | 87°F | 64°F | 40% | 26% | 13 h 50 min |
| August 9 | 87°F | 64°F | 40% | 26% | 13 h 50 min |
| August 10 | 87°F | 64°F | 39% | 25% | 13 h 40 min |
| August 11 | 87°F | 64°F | 39% | 25% | 13 h 40 min |
| August 12 | 87°F | 64°F | 39% | 25% | 13 h 40 min |
| August 13 | 87°F | 64°F | 39% | 25% | 13 h 40 min |
| August 14 | 87°F | 64°F | 38% | 25% | 13 h 40 min |
| August 15 | 87°F | 63°F | 38% | 24% | 13 h 30 min |
| August 16 | 87°F | 63°F | 37% | 24% | 13 h 30 min |
| August 17 | 87°F | 63°F | 37% | 24% | 13 h 30 min |
| August 18 | 87°F | 63°F | 37% | 23% | 13 h 30 min |
| August 19 | 87°F | 63°F | 36% | 23% | 13 h 30 min |
| August 20 | 87°F | 63°F | 36% | 23% | 13 h 20 min |
| August 21 | 87°F | 63°F | 35% | 22% | 13 h 20 min |
| August 22 | 87°F | 63°F | 35% | 22% | 13 h 20 min |
| August 23 | 86°F | 62°F | 34% | 22% | 13 h 20 min |
| August 24 | 86°F | 62°F | 34% | 21% | 13 h 20 min |
| August 25 | 86°F | 62°F | 33% | 21% | 13 h 10 min |
| August 26 | 86°F | 62°F | 33% | 21% | 13 h 10 min |
| August 27 | 86°F | 62°F | 32% | 21% | 13 h 10 min |
| August 28 | 86°F | 61°F | 32% | 20% | 13 h 10 min |
| August 29 | 86°F | 61°F | 32% | 20% | 13 h 10 min |
| August 30 | 86°F | 61°F | 31% | 20% | 13 h |
| August 31 | 86°F | 61°F | 31% | 20% | 13 h |
- Normal high
- 87°FAugust average
- Normal low
- 63°FAugust average
- Precipitation
- 4.44 inmonth total
- Days with precipitation
- 110.01 inch or more
- Days at 90°F or more
- 10
- Daylight
- 14 h to 13 hAugust 1 to August 31
- Days at 70°F or more
- 31
- Days at 80°F or more
- 29
- Sunshine
- 78%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00403679; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Greeneville in August?
On a given August day the chance of 0.01 inch or more is 37% on average, highest around August 1 (42%). In all, 4.44 in falls on 11 days of a normal August, 1 of them with an inch or more.
In a normal August in Greeneville, 10 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00403679.
What are the records for August in Greeneville?
The warmest August temperature on this station's record (since 1890) is 100°F, on August 28, 1948; the coldest is 40°F, on August 30, 1987. The wettest August brought 14.07 in (1901).
The August mean against the 1991-2020 normal of 74.9°F: 2021 75.8°F (+0.9), 2022 74.9°F (at normal), 2023 74.0°F (−1.0), 2024 74.0°F (−0.9), 2025 73.1°F (−1.8), 2026 75.5°F (+0.5). 2 of 6 ran warmer than normal.
| August | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 75.8°F | +0.9°F | 5.71 in |
| 2022 | 74.9°F | at normal | 2.29 in |
| 2023 | 74.0°F | −1.0°F | 10.41 in |
| 2024 | 74.0°F | −0.9°F | 4.95 in |
| 2025 | 73.1°F | −1.8°F | 4.20 in |
| 2026 | 75.5°F | +0.5°F | 5.32 in |
Source: records: ACIS, station USC00403679; recent months: ACIS, station USC00403679. Records and recent months use complete months only.
How does August in Greeneville compare across Tennessee?
Across the 116 places PlainClimate covers in Tennessee, August normal highs run from 78°F in Roan Mountain to 92°F in Memphis; Greeneville's is 87°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.