Del Rio climate

Del Rio Weather in September

NOAA 1991-2020 normals for Del Rio Intl AP, 3.4 km from Del Rio

Average highs run from 98°F on September 1 to 90°F on September 30, and lows from 77°F to 69°F. Normal precipitation for the month is 2.63 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 Del Rio, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
94°F
Average low
73°F
Precipitation
2.63 in
Record high
110°FSep 6, 2000
Record low
48°FSep 22, 1995
Chance of a freeze
0%
Days of 90°F or more
20.6
Daylight
12 h 44 min to 11 h 54 min
Cloud cover
45%
Humidity
59%
Dew point
62°F
Wind
9.6 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 198°F77°F106°F 195267°F 196819%0%
Sep 298°F77°F105°F 200063°F 196719%0%
Sep 397°F76°F106°F 200058°F 197419%0%
Sep 497°F76°F107°F 200064°F 197419%0%
Sep 597°F76°F109°F 200057°F 197419%0%
Sep 696°F76°F110°F 200057°F 201119%0%
Sep 796°F76°F104°F 201257°F 201119%0%
Sep 896°F75°F106°F 202357°F 200420%0%
Sep 996°F75°F105°F 202358°F 200420%0%
Sep 1095°F75°F105°F 202357°F 202020%0%
Sep 1195°F75°F104°F 200058°F 202020%0%
Sep 1295°F74°F105°F 200060°F 196820%0%
Sep 1394°F74°F101°F 201159°F 197520%0%
Sep 1494°F74°F106°F 201761°F 198920%0%
Sep 1594°F74°F100°F 196558°F 199320%0%
Sep 1694°F73°F101°F 199758°F 195120%0%
Sep 1793°F73°F103°F 202153°F 195120%0%
Sep 1893°F73°F104°F 201955°F 195120%0%
Sep 1993°F73°F104°F 201952°F 199120%0%
Sep 2093°F72°F106°F 202151°F 197119%0%
Sep 2192°F72°F101°F 199254°F 199519%0%
Sep 2292°F72°F102°F 202348°F 199519%0%
Sep 2392°F71°F105°F 202351°F 199519%0%
Sep 2492°F71°F107°F 202351°F 198919%0%
Sep 2591°F71°F107°F 200549°F 198919%0%
Sep 2691°F71°F106°F 200549°F 200019%0%
Sep 2791°F70°F104°F 200548°F 197018%0%
Sep 2891°F70°F104°F 200549°F 197018%0%
Sep 2990°F70°F104°F 197950°F 199618%0%
Sep 3090°F69°F101°F 197749°F 198518%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Del Rio, 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 7:21 AM, sunset 8:05 PM
September 30
sunrise 7:36 AM, sunset 7:30 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00022010 (Del Rio Intl AP), public domain. Records: NOAA GHCN-Daily, station USW00022010, 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.