Fredericksburg weather in September: Fredericksburg, Texas: normal highs, lows, rain and records for September
Fredericksburg in September has a normal high of 88°F and a normal low of 64°F, a daily mean of 76°F, falling from 92°F on the 1st to 84°F by the 30th. Measurable precipitation falls on 6 days in a normal September, 3.25 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 31°C and low of 18°C, 83 mm of precipitation in September.
- NOAA stationFredericksburg
- Station IDUSC00413329
- Location30.24°N 98.91°W
- Elevation1,685 ft (514 m)
- From the center3 miles
- Population11,766
- Jan 60° 34°
- Feb 64° 39°
- Mar 71° 46°
- Apr 78° 53°
- May 84° 63°
- Jun 90° 69°
- Jul 93° 71°
- Aug 94° 70°
- Sep 88° 64°
- Oct 79° 54°
- Nov 68° 44°
- Dec 61° 36°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Fredericksburg in September?
The normal high is 88°F and the normal low 64°F, for a daily mean of 76.0°F. September is 6.2°F cooler than August and 9.3°F warmer than October. September is the 4th warmest month of the year in Fredericksburg and the 2nd wettest. Across the month the normal high falls 8°F, from 92°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 74°F and 78°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 21%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| September 1 | 92°F | 68°F | 21% | 14% |
| September 8 | 90°F | 66°F | 21% | 14% |
| September 15 | 88°F | 64°F | 21% | 14% |
| September 22 | 86°F | 62°F | 20% | 13% |
| September 30 | 84°F | 60°F | 20% | 12% |
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 | 92°F | 68°F | 21% | 14% | 12 h 50 min |
| September 2 | 91°F | 68°F | 21% | 14% | 12 h 50 min |
| September 3 | 91°F | 68°F | 21% | 14% | 12 h 40 min |
| September 4 | 91°F | 67°F | 21% | 14% | 12 h 40 min |
| September 5 | 91°F | 67°F | 21% | 14% | 12 h 40 min |
| September 6 | 90°F | 67°F | 21% | 14% | 12 h 40 min |
| September 7 | 90°F | 67°F | 21% | 14% | 12 h 40 min |
| September 8 | 90°F | 66°F | 21% | 14% | 12 h 40 min |
| September 9 | 90°F | 66°F | 21% | 14% | 12 h 30 min |
| September 10 | 89°F | 66°F | 21% | 14% | 12 h 30 min |
| September 11 | 89°F | 66°F | 21% | 14% | 12 h 30 min |
| September 12 | 89°F | 65°F | 21% | 14% | 12 h 30 min |
| September 13 | 89°F | 65°F | 21% | 14% | 12 h 30 min |
| September 14 | 88°F | 65°F | 21% | 14% | 12 h 30 min |
| September 15 | 88°F | 64°F | 21% | 14% | 12 h 20 min |
| September 16 | 88°F | 64°F | 21% | 14% | 12 h 20 min |
| September 17 | 88°F | 64°F | 21% | 14% | 12 h 20 min |
| September 18 | 87°F | 64°F | 21% | 13% | 12 h 20 min |
| September 19 | 87°F | 63°F | 21% | 13% | 12 h 20 min |
| September 20 | 87°F | 63°F | 21% | 13% | 12 h 10 min |
| September 21 | 87°F | 63°F | 21% | 13% | 12 h 10 min |
| September 22 | 86°F | 62°F | 20% | 13% | 12 h 10 min |
| September 23 | 86°F | 62°F | 20% | 13% | 12 h 10 min |
| September 24 | 86°F | 62°F | 20% | 13% | 12 h 10 min |
| September 25 | 86°F | 61°F | 20% | 13% | 12 h 10 min |
| September 26 | 85°F | 61°F | 20% | 12% | 12 h |
| September 27 | 85°F | 61°F | 20% | 12% | 12 h |
| September 28 | 85°F | 60°F | 20% | 12% | 12 h |
| September 29 | 85°F | 60°F | 20% | 12% | 12 h |
| September 30 | 84°F | 60°F | 20% | 12% | 12 h |
- Normal high
- 88°FSeptember average
- Normal low
- 64°FSeptember average
- Precipitation
- 3.25 inmonth total
- Days with precipitation
- 60.01 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
- 81%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00413329; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Fredericksburg in September?
On a given September day the chance of 0.01 inch or more is 21% on average, highest around September 10 (21%). In all, 3.25 in falls on 6 days of a normal September, 1 of them with an inch or more.
In a normal September in Fredericksburg, 16 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00413329.
What are the records for September in Fredericksburg?
The warmest September temperature on this station's record (since 1896) is 109°F, on September 5, 2000; the coldest is 35°F, on September 27, 1942. The wettest September brought 16.48 in (1952).
The September mean against the 1991-2020 normal of 76.0°F: 2021 76.5°F (+0.5), 2022 77.5°F (+1.5), 2023 81.9°F (+5.9), 2024 76.4°F (+0.4), 2025 76.1°F (+0.1), 2026 82.4°F (+6.4). 6 of 6 ran warmer than normal.
| September | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 76.5°F | +0.5°F | 0.43 in |
| 2022 | 77.5°F | +1.5°F | 1.88 in |
| 2023 | 81.9°F | +5.9°F | 2.86 in |
| 2024 | 76.4°F | +0.4°F | 2.19 in |
| 2025 | 76.1°F | +0.1°F | 3.21 in |
| 2026 | 82.4°F | +6.4°F | 0.92 in |
Source: records: ACIS, station USC00413329; recent months: ACIS, station USC00413329. Records and recent months use complete months only.
How does September in Fredericksburg 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; Fredericksburg's is 88°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- Fredericksburg in August94°F by day, 70°F at night
- Fredericksburg in October79°F by day, 54°F at night
- Fredericksburg through the yearEvery month, frost dates, records and recent years
- Texas in SeptemberThe statewide normal and the warmest and coolest places
- Presidio: Texas's warmest Septembernormal high 95°F