Dallas climate

Dallas Weather in September

NOAA 1991-2020 normals for Dallas Love Fld, 8.9 km from Dallas

Average highs run from 94°F on September 1 to 86°F on September 30, and lows from 75°F to 65°F. Normal precipitation for the month is 3.10 in over about 6 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 Dallas, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
90°F
Average low
70°F
Precipitation
3.10 in
Record high
110°FSep 4, 2000
Record low
36°FSep 27, 1942
Chance of a freeze
0%
Days of 90°F or more
16.5
Daylight
12 h 50 min to 11 h 52 min
Cloud cover
42%
Humidity
63%
Dew point
62°F
Wind
8.5 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°F75°F108°F 200060°F 194419%0%
Sep 294°F74°F109°F 193963°F 195519%0%
Sep 394°F74°F109°F 200059°F 195219%0%
Sep 493°F74°F110°F 200055°F 197419%0%
Sep 593°F74°F103°F 196353°F 197419%0%
Sep 693°F73°F105°F 201253°F 197419%0%
Sep 793°F73°F108°F 202356°F 197419%0%
Sep 892°F73°F109°F 202356°F 195019%0%
Sep 992°F72°F102°F 195455°F 194419%0%
Sep 1092°F72°F100°F 198056°F 194119%0%
Sep 1191°F72°F101°F 200054°F 194819%0%
Sep 1291°F71°F103°F 201149°F 194019%0%
Sep 1391°F71°F107°F 201154°F 194019%0%
Sep 1491°F71°F102°F 195350°F 194519%0%
Sep 1590°F70°F101°F 198050°F 194519%0%
Sep 1690°F70°F102°F 198053°F 197919%0%
Sep 1790°F70°F101°F 199751°F 195119%0%
Sep 1889°F69°F100°F 198048°F 198119%0%
Sep 1989°F69°F101°F 195650°F 198119%0%
Sep 2089°F69°F102°F 195350°F 197119%0%
Sep 2189°F68°F101°F 194443°F 198319%0%
Sep 2288°F68°F101°F 198045°F 198319%0%
Sep 2388°F68°F100°F 200547°F 197519%0%
Sep 2488°F67°F100°F 202351°F 197519%0%
Sep 2587°F67°F102°F 200548°F 197519%0%
Sep 2687°F67°F102°F 197744°F 194219%0%
Sep 2787°F66°F104°F 197736°F 194219%0%
Sep 2886°F66°F105°F 195346°F 194219%0%
Sep 2986°F65°F100°F 195346°F 197419%0%
Sep 3086°F65°F100°F 197743°F 194219%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Dallas, in percent, and of at least 0.1 inch of snowfall.051015201102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 7:02 AM, sunset 7:52 PM
September 30
sunrise 7:21 AM, sunset 7:13 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00013960 (Dallas Love Fld), public domain. Records: NOAA GHCN-Daily, station USW00013960, 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.