Tuscaloosa weather in September: Tuscaloosa, Alabama: normal highs, lows, rain and records for September
Tuscaloosa in September has a normal high of 87°F and a normal low of 66°F, a daily mean of 76°F, falling from 90°F on the 1st to 83°F by the 30th. Measurable precipitation falls on 8 days in a normal September, 3.40 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 31°C and low of 19°C, 86 mm of precipitation in September.
- NOAA stationTuscaloosa Municipal Airport
- Station IDUSW00093806
- Location33.21°N 87.62°W
- Elevation150 ft (46 m)
- From the center5 miles
- Population114,288
- Jan 56° 36°
- Feb 60° 39°
- Mar 68° 46°
- Apr 76° 52°
- May 83° 61°
- Jun 89° 69°
- Jul 92° 72°
- Aug 91° 72°
- Sep 87° 66°
- Oct 77° 53°
- Nov 66° 43°
- Dec 58° 38°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Tuscaloosa in September?
The normal high is 87°F and the normal low 66°F, for a daily mean of 76.3°F. September is 5.2°F cooler than August and 11.1°F warmer than October. September is the 4th warmest month of the year in Tuscaloosa and the 12th wettest. Across the month the normal high falls 7°F, from 90°F on September 1 to 83°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 74°F and 79°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 | 90°F | 70°F | 30% | 19% |
| September 8 | 89°F | 68°F | 28% | 17% |
| September 15 | 87°F | 66°F | 27% | 16% |
| September 22 | 86°F | 64°F | 26% | 15% |
| September 30 | 83°F | 60°F | 26% | 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 | 90°F | 70°F | 30% | 19% | 12 h 50 min |
| September 2 | 90°F | 70°F | 29% | 18% | 12 h 50 min |
| September 3 | 90°F | 69°F | 29% | 18% | 12 h 50 min |
| September 4 | 90°F | 69°F | 29% | 18% | 12 h 50 min |
| September 5 | 89°F | 69°F | 28% | 18% | 12 h 50 min |
| September 6 | 89°F | 69°F | 28% | 17% | 12 h 40 min |
| September 7 | 89°F | 68°F | 28% | 17% | 12 h 40 min |
| September 8 | 89°F | 68°F | 28% | 17% | 12 h 40 min |
| September 9 | 89°F | 68°F | 27% | 17% | 12 h 40 min |
| September 10 | 89°F | 68°F | 27% | 16% | 12 h 40 min |
| September 11 | 88°F | 67°F | 27% | 16% | 12 h 30 min |
| September 12 | 88°F | 67°F | 27% | 16% | 12 h 30 min |
| September 13 | 88°F | 67°F | 27% | 16% | 12 h 30 min |
| September 14 | 88°F | 66°F | 27% | 16% | 12 h 30 min |
| September 15 | 87°F | 66°F | 27% | 16% | 12 h 30 min |
| September 16 | 87°F | 66°F | 26% | 16% | 12 h 20 min |
| September 17 | 87°F | 65°F | 26% | 16% | 12 h 20 min |
| September 18 | 87°F | 65°F | 26% | 16% | 12 h 20 min |
| September 19 | 86°F | 65°F | 26% | 16% | 12 h 20 min |
| September 20 | 86°F | 64°F | 26% | 15% | 12 h 20 min |
| September 21 | 86°F | 64°F | 26% | 15% | 12 h 10 min |
| September 22 | 86°F | 64°F | 26% | 15% | 12 h 10 min |
| September 23 | 85°F | 63°F | 26% | 15% | 12 h 10 min |
| September 24 | 85°F | 63°F | 26% | 15% | 12 h 10 min |
| September 25 | 85°F | 62°F | 26% | 15% | 12 h 10 min |
| September 26 | 84°F | 62°F | 26% | 15% | 12 h |
| September 27 | 84°F | 62°F | 26% | 15% | 12 h |
| September 28 | 84°F | 61°F | 26% | 14% | 12 h |
| September 29 | 83°F | 61°F | 26% | 14% | 12 h |
| September 30 | 83°F | 60°F | 26% | 14% | 11 h 50 min |
- Normal high
- 87°FSeptember average
- Normal low
- 66°FSeptember average
- Precipitation
- 3.40 inmonth total
- Days with precipitation
- 80.01 inch or more
- Days at 90°F or more
- 13
- 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
- 27
- Sunshine
- 81%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00093806; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Tuscaloosa in September?
On a given September day the chance of 0.01 inch or more is 27% on average, highest around September 1 (30%). In all, 3.40 in falls on 8 days of a normal September, 1 of them with an inch or more.
In a normal September in Tuscaloosa, 13 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00093806.
How humid and windy is Tuscaloosa in September?
At 3 p.m. the normal temperature is 82°F with 46% relative humidity and a dew point of 59°F; at 6 a.m. it is 61°F with 90% humidity. The wind averages 4.6 mph, most often from the north-northeast in the afternoon.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 61°F | 58°F | 90% | 2.9 mph | 73% |
| 9 a.m. | 73°F | 61°F | 66% | 6.1 mph | 73% |
| noon | 80°F | 60°F | 50% | 7.3 mph | 66% |
| 3 p.m. | 82°F | 59°F | 46% | 7.9 mph | 68% |
| 6 p.m. | 74°F | 61°F | 65% | 4.2 mph | 80% |
| 9 p.m. | 67°F | 61°F | 81% | 2.8 mph | 84% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00093806. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for September in Tuscaloosa?
The warmest September temperature on this station's record (since 1948) is 104°F, on September 1, 1951; the coldest is 37°F, on September 30, 1967. The wettest September brought 9.74 in (2011).
The September mean against the 1991-2020 normal of 76.3°F: 2021 75.8°F (−0.5), 2022 75.2°F (−1.1), 2023 77.6°F (+1.3), 2024 76.3°F (at normal), 2025 78.2°F (+1.9), 2026 82.5°F (+6.3). 3 of 6 ran warmer than normal.
| September | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 75.8°F | −0.5°F | 3.02 in |
| 2022 | 75.2°F | −1.1°F | 2.71 in |
| 2023 | 77.6°F | +1.3°F | 1.16 in |
| 2024 | 76.3°F | at normal | 5.26 in |
| 2025 | 78.2°F | +1.9°F | 0.84 in |
| 2026 | 82.5°F | +6.3°F | 0.32 in |
Source: records: ACIS, station USW00093806; recent months: ACIS, station USW00093806. Records and recent months use complete months only.
How does September in Tuscaloosa compare across Alabama?
Across the 80 places PlainClimate covers in Alabama, September normal highs run from 81°F in Valley Head to 90°F in Eufaula; Tuscaloosa's is 87°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.