Kerrville weather in September: Kerrville, Texas: normal highs, lows, rain and records for September
Kerrville in September has a normal high of 87°F and a normal low of 63°F, a daily mean of 75°F, falling from 90°F on the 1st to 83°F by the 30th. Measurable precipitation falls on 7 days in a normal September, 3.73 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 30°C and low of 17°C, 95 mm of precipitation in September.
- NOAA stationKerrville (3 mi NNE)
- Station IDUSC00414782
- Location30.07°N 99.11°W
- Elevation1,797 ft (548 m)
- Population25,141
- Jan 59° 34°
- Feb 63° 38°
- Mar 70° 45°
- Apr 76° 52°
- May 82° 62°
- Jun 89° 68°
- Jul 92° 70°
- Aug 93° 69°
- Sep 87° 63°
- Oct 78° 54°
- Nov 67° 44°
- Dec 60° 36°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Kerrville in September?
The normal high is 87°F and the normal low 63°F, for a daily mean of 75.0°F. September is 6.1°F cooler than August and 9.1°F warmer than October. September is the 4th warmest month of the year in Kerrville and the 2nd 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 2.2°F either way (NOAA's standard deviation), so roughly two Septembers in three average between 73°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 23%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| September 1 | 90°F | 67°F | 22% | 15% |
| September 8 | 88°F | 66°F | 23% | 16% |
| September 15 | 87°F | 64°F | 23% | 16% |
| September 22 | 85°F | 62°F | 23% | 15% |
| September 30 | 83°F | 59°F | 22% | 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 | 67°F | 22% | 15% | 12 h 50 min |
| September 2 | 90°F | 67°F | 22% | 15% | 12 h 50 min |
| September 3 | 90°F | 67°F | 23% | 16% | 12 h 40 min |
| September 4 | 89°F | 67°F | 23% | 16% | 12 h 40 min |
| September 5 | 89°F | 66°F | 23% | 16% | 12 h 40 min |
| September 6 | 89°F | 66°F | 23% | 16% | 12 h 40 min |
| September 7 | 89°F | 66°F | 23% | 16% | 12 h 40 min |
| September 8 | 88°F | 66°F | 23% | 16% | 12 h 40 min |
| September 9 | 88°F | 65°F | 23% | 16% | 12 h 30 min |
| September 10 | 88°F | 65°F | 23% | 16% | 12 h 30 min |
| September 11 | 88°F | 65°F | 23% | 16% | 12 h 30 min |
| September 12 | 87°F | 65°F | 23% | 16% | 12 h 30 min |
| September 13 | 87°F | 64°F | 23% | 16% | 12 h 30 min |
| September 14 | 87°F | 64°F | 23% | 16% | 12 h 30 min |
| September 15 | 87°F | 64°F | 23% | 16% | 12 h 20 min |
| September 16 | 86°F | 63°F | 23% | 15% | 12 h 20 min |
| September 17 | 86°F | 63°F | 23% | 15% | 12 h 20 min |
| September 18 | 86°F | 63°F | 23% | 15% | 12 h 20 min |
| September 19 | 86°F | 63°F | 23% | 15% | 12 h 20 min |
| September 20 | 85°F | 62°F | 23% | 15% | 12 h 10 min |
| September 21 | 85°F | 62°F | 23% | 15% | 12 h 10 min |
| September 22 | 85°F | 62°F | 23% | 15% | 12 h 10 min |
| September 23 | 85°F | 61°F | 23% | 15% | 12 h 10 min |
| September 24 | 85°F | 61°F | 23% | 15% | 12 h 10 min |
| September 25 | 84°F | 61°F | 22% | 14% | 12 h 10 min |
| September 26 | 84°F | 60°F | 22% | 14% | 12 h |
| September 27 | 84°F | 60°F | 22% | 14% | 12 h |
| September 28 | 84°F | 60°F | 22% | 14% | 12 h |
| September 29 | 83°F | 59°F | 22% | 14% | 12 h |
| September 30 | 83°F | 59°F | 22% | 14% | 12 h |
- Normal high
- 87°FSeptember average
- Normal low
- 63°FSeptember average
- Precipitation
- 3.73 inmonth total
- Days with precipitation
- 70.01 inch or more
- Days at 90°F or more
- 14
- 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
- 27
- Sunshine
- 81%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00414782; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Kerrville in September?
On a given September day the chance of 0.01 inch or more is 23% on average, highest around September 12 (23%). In all, 3.73 in falls on 7 days of a normal September, 1 of them with an inch or more.
In a normal September in Kerrville, 14 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00414782.
What are the records for September in Kerrville?
The warmest September temperature on this station's record (since 1974) is 109°F, on September 6, 2000; the coldest is 37°F, on September 22, 1983. The wettest September brought 9.46 in (1980).
The September mean against the 1991-2020 normal of 75.0°F: 2021 76.0°F (+1.0), 2022 77.0°F (+2.0), 2023 81.5°F (+6.5), 2024 76.5°F (+1.5), 2025 76.4°F (+1.4), 2026 82.8°F (+7.8). 6 of 6 ran warmer than normal.
| September | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 76.0°F | +1.0°F | 1.56 in |
| 2022 | 77.0°F | +2.0°F | 0.76 in |
| 2023 | 81.5°F | +6.5°F | 1.45 in |
| 2024 | 76.5°F | +1.5°F | 2.23 in |
| 2025 | 76.4°F | +1.4°F | 2.26 in |
| 2026 | 82.8°F | +7.8°F | 0.60 in |
Source: records: ACIS, station USC00414782; recent months: ACIS, station USC00414782. Records and recent months use complete months only.
How does September in Kerrville 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; Kerrville's is 87°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.