Arlington climate

Arlington Weather in September

NOAA 1991-2020 normals for Arlington Six Flags, 4 km from Arlington

Average highs run from 92°F on September 1 to 83°F on September 30, and lows from 72°F to 62°F. Normal precipitation for the month is 3.45 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 Arlington, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
88°F
Average low
67°F
Precipitation
3.45 in
Record high
110°FSep 4, 2000
Record low
44°FSep 30, 1999
Chance of a freeze
0%
Days of 90°F or more
13.5
Daylight
12 h 50 min to 11 h 52 min
Cloud cover
41%
Humidity
62%
Dew point
62°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 192°F72°F106°F 200062°F 200420%0%
Sep 291°F72°F107°F 200064°F 200420%0%
Sep 391°F71°F108°F 200063°F 200420%0%
Sep 491°F71°F110°F 200053°F 201020%0%
Sep 591°F71°F104°F 202362°F 201020%0%
Sep 690°F71°F105°F 202358°F 201120%0%
Sep 790°F70°F107°F 202352°F 201720%0%
Sep 890°F70°F110°F 202353°F 201720%0%
Sep 990°F70°F101°F 202653°F 201220%0%
Sep 1089°F69°F101°F 201453°F 202420%0%
Sep 1189°F69°F100°F 200057°F 201619%0%
Sep 1289°F69°F104°F 201157°F 201719%0%
Sep 1388°F68°F107°F 201156°F 201419%0%
Sep 1488°F68°F100°F 201157°F 200619%0%
Sep 1588°F68°F101°F 202658°F 200319%0%
Sep 1688°F67°F100°F 202652°F 200819%0%
Sep 1787°F67°F100°F 199752°F 200819%0%
Sep 1887°F67°F99°F 200555°F 200019%0%
Sep 1987°F66°F100°F 201651°F 201218%0%
Sep 2086°F66°F104°F 202155°F 200318%0%
Sep 2186°F66°F100°F 200554°F 200218%0%
Sep 2286°F65°F101°F 200548°F 199918%0%
Sep 2386°F65°F99°F 200547°F 199918%0%
Sep 2485°F64°F101°F 202352°F 201418%0%
Sep 2585°F64°F103°F 200549°F 200018%0%
Sep 2685°F64°F99°F 200545°F 200017%0%
Sep 2784°F63°F98°F 200547°F 200017%0%
Sep 2884°F63°F103°F 200550°F 200017%0%
Sep 2984°F62°F101°F 201147°F 202017%0%
Sep 3083°F62°F97°F 200644°F 199917%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Arlington, 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 7:03 AM, sunset 7:53 PM
September 30
sunrise 7:22 AM, sunset 7:14 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00410337 (Arlington Six Flags), public domain. Records: NOAA GHCN-Daily, station USW00053907, 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.