Conway weather in September: Conway, South Carolina: normal highs, lows, rain and records for September
Conway in September has a normal high of 85°F and a normal low of 66°F, a daily mean of 75°F, falling from 87°F on the 1st to 81°F by the 30th. Measurable precipitation falls on 8 days in a normal September, 6.00 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 29°C and low of 19°C, 152 mm of precipitation in September.
- NOAA stationConway
- Station IDUSC00381997
- Location33.83°N 79.06°W
- Elevation20 ft (6 m)
- Population29,656
- Jan 58° 35°
- Feb 61° 38°
- Mar 68° 44°
- Apr 76° 52°
- May 83° 61°
- Jun 88° 69°
- Jul 91° 72°
- Aug 89° 71°
- Sep 85° 66°
- Oct 77° 55°
- Nov 68° 44°
- Dec 61° 39°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Conway in September?
The normal high is 85°F and the normal low 66°F, for a daily mean of 75.4°F. September is 4.8°F cooler than August and 9.5°F warmer than October. September is the 4th warmest month of the year in Conway and the 3rd wettest. Across the month the normal high falls 6°F, from 87°F on September 1 to 81°F on September 30. From one year to the next September's mean temperature typically moves about 1.9°F either way (NOAA's standard deviation), so roughly two Septembers in three average between 74°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 31%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| September 1 | 87°F | 69°F | 31% | 25% |
| September 8 | 86°F | 68°F | 29% | 23% |
| September 15 | 85°F | 66°F | 27% | 22% |
| September 22 | 84°F | 64°F | 26% | 21% |
| September 30 | 81°F | 62°F | 25% | 20% |
Every day of September: normal high, low and chance of precipitation (warmest afternoon September 1, coldest night September 30)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| September 1 | 87°F | 69°F | 31% | 25% | 12 h 50 min |
| September 2 | 87°F | 69°F | 31% | 25% | 12 h 50 min |
| September 3 | 87°F | 69°F | 31% | 24% | 12 h 50 min |
| September 4 | 87°F | 69°F | 30% | 24% | 12 h 50 min |
| September 5 | 87°F | 69°F | 30% | 24% | 12 h 50 min |
| September 6 | 87°F | 69°F | 30% | 24% | 12 h 40 min |
| September 7 | 87°F | 68°F | 30% | 24% | 12 h 40 min |
| September 8 | 86°F | 68°F | 29% | 23% | 12 h 40 min |
| September 9 | 86°F | 68°F | 29% | 23% | 12 h 40 min |
| September 10 | 86°F | 68°F | 29% | 23% | 12 h 40 min |
| September 11 | 86°F | 67°F | 28% | 23% | 12 h 30 min |
| September 12 | 86°F | 67°F | 28% | 22% | 12 h 30 min |
| September 13 | 86°F | 67°F | 28% | 22% | 12 h 30 min |
| September 14 | 85°F | 67°F | 28% | 22% | 12 h 30 min |
| September 15 | 85°F | 66°F | 27% | 22% | 12 h 30 min |
| September 16 | 85°F | 66°F | 27% | 22% | 12 h 20 min |
| September 17 | 85°F | 66°F | 27% | 22% | 12 h 20 min |
| September 18 | 85°F | 66°F | 27% | 21% | 12 h 20 min |
| September 19 | 84°F | 65°F | 27% | 21% | 12 h 20 min |
| September 20 | 84°F | 65°F | 27% | 21% | 12 h 20 min |
| September 21 | 84°F | 65°F | 27% | 21% | 12 h 10 min |
| September 22 | 84°F | 64°F | 26% | 21% | 12 h 10 min |
| September 23 | 83°F | 64°F | 26% | 21% | 12 h 10 min |
| September 24 | 83°F | 64°F | 26% | 21% | 12 h 10 min |
| September 25 | 83°F | 63°F | 26% | 20% | 12 h 10 min |
| September 26 | 83°F | 63°F | 26% | 20% | 12 h |
| September 27 | 82°F | 63°F | 25% | 20% | 12 h |
| September 28 | 82°F | 62°F | 25% | 20% | 12 h |
| September 29 | 82°F | 62°F | 25% | 20% | 12 h |
| September 30 | 81°F | 62°F | 25% | 20% | 11 h 50 min |
- Normal high
- 85°FSeptember average
- Normal low
- 66°FSeptember average
- Precipitation
- 6.00 inmonth total
- Days with precipitation
- 80.01 inch or more
- Days at 90°F or more
- 6
- Daylight
- 12 h 50 min to 11 h 50 minSeptember 1 to September 30
- Days at 70°F or more
- 30
- Days at 80°F or more
- 24
- Sunshine
- 78%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00381997; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Conway in September?
On a given September day the chance of 0.01 inch or more is 28% on average, highest around September 1 (31%). In all, 6.00 in falls on 8 days of a normal September, 2 of them with an inch or more.
In a normal September in Conway, 6 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00381997.
What are the records for September in Conway?
The warmest September temperature on this station's record (since 1893) is 105°F, on September 4, 1925; the coldest is 45°F, on September 30, 1909. The wettest September brought 20.39 in (1999).
Source: records: ACIS, station USC00381997. Records and recent months use complete months only.
How does September in Conway compare across South Carolina?
Across the 73 places PlainClimate covers in South Carolina, September normal highs run from 71°F in Caesars Head to 87°F in Barnwell; Conway's is 85°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- Conway in August89°F by day, 71°F at night
- Conway in October77°F by day, 55°F at night
- Conway through the yearEvery month, frost dates, records and recent years
- South Carolina in SeptemberThe statewide normal and the warmest and coolest places
- Barnwell: South Carolina's warmest Septembernormal high 87°F