Cary weather in August: Cary, North Carolina: normal highs, lows, rain and records for August
Cary in August has a normal high of 86°F and a normal low of 68°F, a daily mean of 77°F, falling from 88°F on the 1st to 84°F by the 31st. The month brings 4.81 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 30°C and low of 20°C, 122 mm of precipitation in August.
- NOAA stationCary
- Station IDUSC00311535
- Location35.72°N 78.79°W
- Elevation390 ft (119 m)
- From the center5 miles
- Population182,659
- Jan 50° 31°
- Feb 54° 33°
- Mar 61° 39°
- Apr 71° 47°
- May 78° 56°
- Jun 85° 65°
- Jul 88° 69°
- Aug 86° 68°
- Sep 80° 62°
- Oct 71° 50°
- Nov 62° 39°
- Dec 53° 34°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Cary in August?
The normal high is 86°F and the normal low 68°F, for a daily mean of 76.9°F. August is 1.7°F cooler than July and 6.0°F warmer than September. August is the 2nd warmest month of the year in Cary and the 3rd wettest. Across the month the normal high falls 4°F, from 88°F on August 1 to 84°F on August 31. From one year to the next August's mean temperature typically moves about 2.0°F either way (NOAA's standard deviation), so roughly two Augusts in three average between 75°F and 79°F.
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| August 1 | 88°F | 69°F | – | – |
| August 8 | 87°F | 69°F | – | – |
| August 15 | 86°F | 68°F | – | – |
| August 22 | 85°F | 67°F | – | – |
| August 31 | 84°F | 66°F | – | – |
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 | 88°F | 69°F | – | – | 14 h |
| August 2 | 87°F | 69°F | – | – | 14 h |
| August 3 | 87°F | 69°F | – | – | 14 h |
| August 4 | 87°F | 69°F | – | – | 13 h 50 min |
| August 5 | 87°F | 69°F | – | – | 13 h 50 min |
| August 6 | 87°F | 69°F | – | – | 13 h 50 min |
| August 7 | 87°F | 69°F | – | – | 13 h 50 min |
| August 8 | 87°F | 69°F | – | – | 13 h 50 min |
| August 9 | 87°F | 69°F | – | – | 13 h 40 min |
| August 10 | 87°F | 69°F | – | – | 13 h 40 min |
| August 11 | 87°F | 69°F | – | – | 13 h 40 min |
| August 12 | 87°F | 69°F | – | – | 13 h 40 min |
| August 13 | 86°F | 68°F | – | – | 13 h 40 min |
| August 14 | 86°F | 68°F | – | – | 13 h 40 min |
| August 15 | 86°F | 68°F | – | – | 13 h 30 min |
| August 16 | 86°F | 68°F | – | – | 13 h 30 min |
| August 17 | 86°F | 68°F | – | – | 13 h 30 min |
| August 18 | 86°F | 68°F | – | – | 13 h 30 min |
| August 19 | 86°F | 68°F | – | – | 13 h 30 min |
| August 20 | 86°F | 68°F | – | – | 13 h 20 min |
| August 21 | 86°F | 68°F | – | – | 13 h 20 min |
| August 22 | 85°F | 67°F | – | – | 13 h 20 min |
| August 23 | 85°F | 67°F | – | – | 13 h 20 min |
| August 24 | 85°F | 67°F | – | – | 13 h 20 min |
| August 25 | 85°F | 67°F | – | – | 13 h 10 min |
| August 26 | 85°F | 67°F | – | – | 13 h 10 min |
| August 27 | 85°F | 67°F | – | – | 13 h 10 min |
| August 28 | 85°F | 66°F | – | – | 13 h 10 min |
| August 29 | 84°F | 66°F | – | – | 13 h |
| August 30 | 84°F | 66°F | – | – | 13 h |
| August 31 | 84°F | 66°F | – | – | 13 h |
- Normal high
- 86°FAugust average
- Normal low
- 68°FAugust average
- Precipitation
- 4.81 inmonth total
- Days at 90°F or more
- 9
- Daylight
- 14 h to 13 hAugust 1 to August 31
- Days at 70°F or more
- 31
- Days at 80°F or more
- 28
- Sunshine
- 80%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00311535; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Cary in August?
In a normal August in Cary, 9 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00311535.
What are the records for August in Cary?
The August mean against the 1991-2020 normal of 76.9°F: 2021 78.1°F (+1.2), 2022 76.5°F (−0.4), 2023 77.3°F (+0.4), 2024 75.5°F (−1.4), 2025 73.0°F (−4.0), 2026 79.0°F (+2.1). 3 of 6 ran warmer than normal.
| August | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 78.1°F | +1.2°F | 3.77 in |
| 2022 | 76.5°F | −0.4°F | 3.44 in |
| 2023 | 77.3°F | +0.4°F | 4.53 in |
| 2024 | 75.5°F | −1.4°F | 6.36 in |
| 2025 | 73.0°F | −4.0°F | 6.48 in |
| 2026 | 79.0°F | +2.1°F | 1.80 in |
Source: recent months: ACIS, station USC00311535. Records and recent months use complete months only.
How does August in Cary compare across North Carolina?
Across the 131 places PlainClimate covers in North Carolina, August normal highs run from 68°F in Beech Mountain to 90°F in Southport; Cary's is 86°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.