Kingsport weather in September: Kingsport, Tennessee: normal highs, lows, rain and records for September
Kingsport in September has a normal high of 81°F and a normal low of 58°F, a daily mean of 70°F, falling from 85°F on the 1st to 77°F by the 30th. Measurable precipitation falls on 9 days in a normal September, 2.98 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 27°C and low of 15°C, 76 mm of precipitation in September.
- NOAA stationKingsport
- Station IDUSC00404858
- Location36.52°N 82.53°W
- Elevation1,284 ft (391 m)
- From the centerunder 1 mile
- Population57,109
- Jan 46° 27°
- Feb 51° 30°
- Mar 60° 36°
- Apr 71° 45°
- May 78° 54°
- Jun 84° 62°
- Jul 87° 66°
- Aug 86° 65°
- Sep 81° 58°
- Oct 71° 46°
- Nov 59° 36°
- Dec 50° 30°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Kingsport in September?
The normal high is 81°F and the normal low 58°F, for a daily mean of 69.8°F. September is 5.7°F cooler than August and 11.4°F warmer than October. September is the 4th warmest month of the year in Kingsport and the 11th wettest. Across the month the normal high falls 8°F, from 85°F on September 1 to 77°F on September 30. From one year to the next September's mean temperature typically moves about 2.7°F either way (NOAA's standard deviation), so roughly two Septembers in three average between 67°F and 73°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 30%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| September 1 | 85°F | 63°F | 30% | 20% |
| September 8 | 84°F | 61°F | 29% | 19% |
| September 15 | 82°F | 59°F | 27% | 18% |
| September 22 | 79°F | 56°F | 27% | 19% |
| September 30 | 77°F | 53°F | 26% | 18% |
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 | 85°F | 63°F | 30% | 20% | 13 h |
| September 2 | 85°F | 62°F | 30% | 20% | 13 h |
| September 3 | 85°F | 62°F | 30% | 20% | 13 h |
| September 4 | 85°F | 62°F | 30% | 20% | 12 h 50 min |
| September 5 | 84°F | 62°F | 29% | 19% | 12 h 50 min |
| September 6 | 84°F | 61°F | 29% | 19% | 12 h 50 min |
| September 7 | 84°F | 61°F | 29% | 19% | 12 h 50 min |
| September 8 | 84°F | 61°F | 29% | 19% | 12 h 40 min |
| September 9 | 83°F | 61°F | 28% | 19% | 12 h 40 min |
| September 10 | 83°F | 60°F | 28% | 19% | 12 h 40 min |
| September 11 | 83°F | 60°F | 28% | 19% | 12 h 40 min |
| September 12 | 83°F | 60°F | 28% | 19% | 12 h 30 min |
| September 13 | 82°F | 59°F | 28% | 19% | 12 h 30 min |
| September 14 | 82°F | 59°F | 28% | 18% | 12 h 30 min |
| September 15 | 82°F | 59°F | 27% | 18% | 12 h 30 min |
| September 16 | 81°F | 58°F | 27% | 18% | 12 h 30 min |
| September 17 | 81°F | 58°F | 27% | 18% | 12 h 20 min |
| September 18 | 81°F | 58°F | 27% | 18% | 12 h 20 min |
| September 19 | 80°F | 57°F | 27% | 18% | 12 h 20 min |
| September 20 | 80°F | 57°F | 27% | 18% | 12 h 20 min |
| September 21 | 80°F | 57°F | 27% | 18% | 12 h 10 min |
| September 22 | 79°F | 56°F | 27% | 19% | 12 h 10 min |
| September 23 | 79°F | 56°F | 27% | 19% | 12 h 10 min |
| September 24 | 79°F | 56°F | 27% | 19% | 12 h 10 min |
| September 25 | 78°F | 55°F | 27% | 18% | 12 h 10 min |
| September 26 | 78°F | 55°F | 27% | 18% | 12 h |
| September 27 | 78°F | 54°F | 26% | 18% | 12 h |
| September 28 | 77°F | 54°F | 26% | 18% | 12 h |
| September 29 | 77°F | 54°F | 26% | 18% | 12 h |
| September 30 | 77°F | 53°F | 26% | 18% | 11 h 50 min |
- Normal high
- 81°FSeptember average
- Normal low
- 58°FSeptember average
- Precipitation
- 2.98 inmonth total
- Days with precipitation
- 90.01 inch or more
- Days at 90°F or more
- 4
- Daylight
- 13 h to 11 h 50 minSeptember 1 to September 30
- Days at 70°F or more
- 29
- Days at 80°F or more
- 19
- Sunshine
- 77%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00404858; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Kingsport in September?
On a given September day the chance of 0.01 inch or more is 28% on average, highest around September 1 (30%). In all, 2.98 in falls on 9 days of a normal September, 1 of them with an inch or more.
In a normal September in Kingsport, 4 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00404858.
What are the records for September in Kingsport?
The warmest September temperature on this station's record (since 1916) is 102°F, on September 9, 1925; the coldest is 32°F, on September 30, 1947. The wettest September brought 7.57 in (1928).
The September mean against the 1991-2020 normal of 69.8°F: 2022 67.2°F (−2.6), 2023 69.8°F (at normal), 2024 70.3°F (+0.5), 2025 68.5°F (−1.3), 2026 73.6°F (+3.8). 2 of 5 ran warmer than normal.
| September | Mean | Against normal | Precip. |
|---|---|---|---|
| 2022 | 67.2°F | −2.6°F | 2.39 in |
| 2023 | 69.8°F | at normal | 1.29 in |
| 2024 | 70.3°F | +0.5°F | 7.33 in |
| 2025 | 68.5°F | −1.3°F | 3.76 in |
| 2026 | 73.6°F | +3.8°F | 1.02 in |
Source: records: ACIS, station USC00404858; recent months: ACIS, station USC00404858. Records and recent months use complete months only.
How does September in Kingsport compare across Tennessee?
Across the 116 places PlainClimate covers in Tennessee, September normal highs run from 74°F in Roan Mountain to 86°F in Memphis; Kingsport's is 81°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.