Manchaca climate

Manchaca Weather in September

NOAA 1991-2020 normals for Austin Bergstrom AP, 15.4 km from Manchaca

Average highs run from 94°F on September 1 to 88°F on September 30, and lows from 71°F to 63°F. Normal precipitation for the month is 3.03 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 Manchaca, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
91°F
Average low
67°F
Precipitation
3.03 in
Record high
112°FSep 5, 2000
Record low
45°FSep 23, 1999
Chance of a freeze
0%
Days of 90°F or more
20.4
Daylight
12 h 46 min to 11 h 54 min
Cloud cover
46%
Humidity
67%
Dew point
64°F
Wind
8.1 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 194°F71°F107°F 195163°F 200420%0%
Sep 294°F71°F106°F 200063°F 200420%0%
Sep 394°F70°F107°F 200061°F 200421%0%
Sep 494°F70°F110°F 200063°F 202521%0%
Sep 593°F70°F112°F 200056°F 201121%0%
Sep 693°F70°F103°F 202352°F 201121%0%
Sep 793°F70°F106°F 202350°F 201121%0%
Sep 893°F69°F107°F 202354°F 201721%0%
Sep 992°F69°F104°F 202353°F 202421%0%
Sep 1092°F69°F100°F 200052°F 201221%0%
Sep 1192°F69°F103°F 202656°F 196821%0%
Sep 1292°F68°F102°F 201155°F 201721%0%
Sep 1392°F68°F102°F 201159°F 201521%0%
Sep 1491°F68°F101°F 201157°F 200621%0%
Sep 1591°F68°F102°F 202658°F 196121%0%
Sep 1691°F67°F99°F 201954°F 199921%0%
Sep 1791°F67°F99°F 199550°F 200021%0%
Sep 1890°F67°F100°F 201948°F 200021%0%
Sep 1990°F66°F101°F 195655°F 200821%0%
Sep 2090°F66°F103°F 195654°F 200621%0%
Sep 2190°F66°F102°F 200554°F 200221%0%
Sep 2289°F66°F103°F 200548°F 199921%0%
Sep 2389°F65°F101°F 200045°F 199921%0%
Sep 2489°F65°F103°F 202350°F 199921%0%
Sep 2589°F65°F108°F 200550°F 199420%0%
Sep 2688°F64°F107°F 200547°F 200020%0%
Sep 2788°F64°F105°F 195345°F 200020%0%
Sep 2888°F64°F105°F 200546°F 200020%0%
Sep 2988°F63°F99°F 201145°F 196720%0%
Sep 3088°F63°F97°F 195346°F 199920%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Manchaca, 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 7:08 AM, sunset 7:54 PM
September 30
sunrise 7:24 AM, sunset 7:18 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00013904 (Austin Bergstrom AP), public domain. Records: NOAA GHCN-Daily, station USW00013904, 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.