Austin County climate

Austin County Weather in September

NOAA 1991-2020 normals for Bellville 6NNE, 17.1 km from Austin County

Average highs run from 93°F on September 1 to 86°F on September 30, and lows from 72°F to 65°F. Normal precipitation for the month is 3.93 in over about 7 wet days.

September day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Austin County, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
90°F
Average low
69°F
Precipitation
3.93 in
Record high
107°FSep 9, 2023
Record low
54°FSep 23, 2021
Chance of a freeze
0%
Days of 90°F or more
17.2
Daylight
12 h 45 min to 11 h 54 min
Cloud cover
46%
Humidity
71%
Dew point
68°F
Wind
7.2 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Sep 193°F72°F102°F 202370°F 201525%0%
Sep 293°F72°F101°F 202369°F 201525%0%
Sep 393°F71°F101°F 202371°F 201525%0%
Sep 493°F71°F100°F 201171°F 201225%0%
Sep 592°F71°F101°F 201270°F 202225%0%
Sep 692°F71°F103°F 202356°F 201125%0%
Sep 792°F71°F105°F 202358°F 201125%0%
Sep 892°F71°F105°F 202360°F 201125%0%
Sep 992°F70°F107°F 202359°F 201225%0%
Sep 1091°F70°F103°F 202360°F 201224%0%
Sep 1191°F70°F99°F 201459°F 201224%0%
Sep 1291°F70°F100°F 201160°F 201724%0%
Sep 1391°F69°F102°F 201166°F 201424%0%
Sep 1490°F69°F103°F 201160°F 201524%0%
Sep 1590°F69°F99°F 201164°F 201524%0%
Sep 1690°F69°F96°F 201168°F 201424%0%
Sep 1790°F68°F96°F 201367°F 201223%0%
Sep 1889°F68°F96°F 202265°F 201223%0%
Sep 1989°F68°F98°F 201665°F 201223%0%
Sep 2089°F68°F98°F 201658°F 201223%0%
Sep 2189°F67°F98°F 201659°F 201223%0%
Sep 2288°F67°F100°F 202360°F 201223%0%
Sep 2388°F67°F99°F 202254°F 202123%0%
Sep 2488°F66°F99°F 202356°F 202122%0%
Sep 2588°F66°F100°F 202356°F 202122%0%
Sep 2687°F66°F101°F 201158°F 202122%0%
Sep 2787°F66°F100°F 201157°F 202222%0%
Sep 2887°F65°F99°F 201157°F 202222%0%
Sep 2987°F65°F98°F 201159°F 202222%0%
Sep 3086°F65°F98°F 201154°F 201622%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Austin County, in percent, and of at least 0.1 inch of snowfall.05101520251102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 7:02 AM, sunset 7:47 PM
September 30
sunrise 7:18 AM, sunset 7:12 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00410655 (Bellville 6NNE), public domain. Records: NOAA GHCN-Daily, station USC00412676, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.