Nacogdoches weather in September: Nacogdoches, Texas: normal highs, lows, rain and records for September
Nacogdoches in September has a normal high of 88°F and a normal low of 67°F, a daily mean of 77°F, falling from 91°F on the 1st to 84°F by the 30th. Measurable precipitation falls on 8 days in a normal September, 4.07 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 31°C and low of 19°C, 103 mm of precipitation in September.
- NOAA stationNacogdoches
- Station IDUSC00416177
- Location31.62°N 94.64°W
- Elevation435 ft (133 m)
- From the centerunder 1 mile
- Population32,381
- Jan 58° 36°
- Feb 62° 40°
- Mar 69° 46°
- Apr 76° 53°
- May 83° 63°
- Jun 89° 71°
- Jul 93° 74°
- Aug 93° 73°
- Sep 88° 67°
- Oct 78° 56°
- Nov 68° 45°
- Dec 60° 38°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Nacogdoches in September?
The normal high is 88°F and the normal low 67°F, for a daily mean of 77.4°F. September is 5.8°F cooler than August and 10.5°F warmer than October. September is the 4th warmest month of the year in Nacogdoches and the 9th wettest. Across the month the normal high falls 7°F, from 91°F on September 1 to 84°F on September 30. From one year to the next September's mean temperature typically moves about 2.4°F either way (NOAA's standard deviation), so roughly two Septembers in three average between 75°F and 80°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 27%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| September 1 | 91°F | 71°F | 27% | 18% |
| September 8 | 90°F | 69°F | 26% | 17% |
| September 15 | 88°F | 67°F | 25% | 15% |
| September 22 | 86°F | 65°F | 24% | 14% |
| September 30 | 84°F | 62°F | 23% | 14% |
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 | 91°F | 71°F | 27% | 18% | 12 h 50 min |
| September 2 | 91°F | 71°F | 27% | 18% | 12 h 50 min |
| September 3 | 91°F | 71°F | 27% | 18% | 12 h 50 min |
| September 4 | 91°F | 70°F | 27% | 18% | 12 h 50 min |
| September 5 | 90°F | 70°F | 26% | 17% | 12 h 40 min |
| September 6 | 90°F | 70°F | 26% | 17% | 12 h 40 min |
| September 7 | 90°F | 70°F | 26% | 17% | 12 h 40 min |
| September 8 | 90°F | 69°F | 26% | 17% | 12 h 40 min |
| September 9 | 90°F | 69°F | 26% | 17% | 12 h 40 min |
| September 10 | 89°F | 69°F | 26% | 16% | 12 h 30 min |
| September 11 | 89°F | 69°F | 26% | 16% | 12 h 30 min |
| September 12 | 89°F | 68°F | 26% | 16% | 12 h 30 min |
| September 13 | 89°F | 68°F | 25% | 16% | 12 h 30 min |
| September 14 | 88°F | 68°F | 25% | 16% | 12 h 30 min |
| September 15 | 88°F | 67°F | 25% | 15% | 12 h 20 min |
| September 16 | 88°F | 67°F | 25% | 15% | 12 h 20 min |
| September 17 | 88°F | 67°F | 25% | 15% | 12 h 20 min |
| September 18 | 87°F | 66°F | 25% | 15% | 12 h 20 min |
| September 19 | 87°F | 66°F | 24% | 15% | 12 h 20 min |
| September 20 | 87°F | 66°F | 24% | 15% | 12 h 10 min |
| September 21 | 87°F | 65°F | 24% | 15% | 12 h 10 min |
| September 22 | 86°F | 65°F | 24% | 14% | 12 h 10 min |
| September 23 | 86°F | 65°F | 24% | 14% | 12 h 10 min |
| September 24 | 86°F | 64°F | 24% | 14% | 12 h 10 min |
| September 25 | 85°F | 64°F | 23% | 14% | 12 h 10 min |
| September 26 | 85°F | 64°F | 23% | 14% | 12 h |
| September 27 | 85°F | 63°F | 23% | 14% | 12 h |
| September 28 | 84°F | 63°F | 23% | 14% | 12 h |
| September 29 | 84°F | 62°F | 23% | 14% | 12 h |
| September 30 | 84°F | 62°F | 23% | 14% | 12 h |
- Normal high
- 88°FSeptember average
- Normal low
- 67°FSeptember average
- Precipitation
- 4.07 inmonth total
- Days with precipitation
- 80.01 inch or more
- Days at 90°F or more
- 16
- Daylight
- 12 h 50 min to 12 hSeptember 1 to September 30
- Days at 70°F or more
- 30
- Days at 80°F or more
- 28
- Sunshine
- 82%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00416177; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Nacogdoches in September?
On a given September day the chance of 0.01 inch or more is 25% on average, highest around September 2 (27%). In all, 4.07 in falls on 8 days of a normal September, 1 of them with an inch or more.
In a normal September in Nacogdoches, 16 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00416177.
What are the records for September in Nacogdoches?
The warmest September temperature on this station's record (since 1973) is 112°F, on September 2, 2000; the coldest is 42°F, on September 22, 1983. The wettest September brought 12.37 in (2012).
The September mean against the 1991-2020 normal of 77.4°F: 2021 76.8°F (−0.6), 2022 76.5°F (−0.9), 2023 79.9°F (+2.5), 2025 81.2°F (+3.8), 2026 86.7°F (+9.3). 3 of 5 ran warmer than normal.
| September | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 76.8°F | −0.6°F | 0.98 in |
| 2022 | 76.5°F | −0.9°F | 1.18 in |
| 2023 | 79.9°F | +2.5°F | 1.93 in |
| 2025 | 81.2°F | +3.8°F | 0.08 in |
| 2026 | 86.7°F | +9.3°F | 3.59 in |
Source: records: ACIS, station USC00416177; recent months: ACIS, station USC00416177. Records and recent months use complete months only.
How does September in Nacogdoches compare across Texas?
Across the 321 places PlainClimate covers in Texas, September normal highs run from 81°F in Hart to 95°F in Presidio; Nacogdoches's is 88°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.