Elmendorf climate

Elmendorf Weather in September

NOAA 1991-2020 normals for San Antonio Stinson AP, 16.3 km from Elmendorf

Average highs run from 95°F on September 1 to 88°F on September 30, and lows from 74°F to 67°F. Normal precipitation for the month is 3.15 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 Elmendorf, 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
71°F
Precipitation
3.15 in
Record high
112°FSep 5, 2000
Record low
47°FSep 30, 2020
Chance of a freeze
0%
Days of 90°F or more
21.1
Daylight
12 h 44 min to 11 h 54 min
Cloud cover
48%
Humidity
67%
Dew point
65°F
Wind
8.1 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation.

DateNormal highNormal lowRecord highRecord lowChance wet
Sep 195°F74°F105°F 200070°F 201721%
Sep 295°F74°F104°F 200068°F 200421%
Sep 394°F74°F106°F 200066°F 200421%
Sep 494°F74°F109°F 200070°F 200821%
Sep 594°F74°F112°F 200067°F 200622%
Sep 694°F73°F103°F 202164°F 201722%
Sep 793°F73°F104°F 202360°F 200622%
Sep 893°F73°F106°F 202361°F 201722%
Sep 993°F73°F103°F 202361°F 201122%
Sep 1093°F73°F103°F 202358°F 202022%
Sep 1192°F72°F104°F 202663°F 202022%
Sep 1292°F72°F103°F 202660°F 201722%
Sep 1392°F72°F103°F 200862°F 201722%
Sep 1492°F72°F103°F 202663°F 201522%
Sep 1591°F72°F103°F 202667°F 200322%
Sep 1691°F71°F101°F 201960°F 200822%
Sep 1791°F71°F101°F 202158°F 200022%
Sep 1891°F71°F104°F 201957°F 200022%
Sep 1990°F71°F104°F 201961°F 200622%
Sep 2090°F70°F104°F 202154°F 200821%
Sep 2190°F70°F102°F 202159°F 200221%
Sep 2290°F70°F100°F 200060°F 199921%
Sep 2390°F70°F101°F 200051°F 199921%
Sep 2489°F69°F103°F 202357°F 199921%
Sep 2589°F69°F105°F 201157°F 200021%
Sep 2689°F69°F103°F 201151°F 200021%
Sep 2789°F68°F101°F 200551°F 200021%
Sep 2889°F68°F103°F 200554°F 200020%
Sep 2988°F68°F101°F 201948°F 202020%
Sep 3088°F67°F99°F 201947°F 202020%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Elmendorf, in percent.05101520251102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 7:11 AM, sunset 7:55 PM
September 30
sunrise 7:26 AM, sunset 7:20 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00012970 (San Antonio Stinson AP), public domain. Records: NOAA GHCN-Daily, station USW00012970, 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.