Del Rio climate

Del Rio Weather in May

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

Average highs run from 90°F on May 1 to 97°F on May 31, and lows from 67°F to 75°F. Normal precipitation for the month is 3.06 in over about 7 wet days.

May 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

May at a glance

Average high
93°F
Average low
71°F
Precipitation
3.06 in
Record high
112°FMay 26, 2024
Record low
45°FMay 3, 1970
Chance of a freeze
0%
Days of 90°F or more
17.7
Daylight
13 h 18 min to 13 h 53 min
Cloud cover
57%
Humidity
53%
Dew point
58°F
Wind
11.9 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
May 190°F67°F104°F 200250°F 197619%0%
May 290°F67°F105°F 200249°F 197020%0%
May 390°F67°F103°F 202145°F 197020%0%
May 490°F68°F104°F 202047°F 195420%0%
May 591°F68°F103°F 198448°F 197920%0%
May 691°F68°F107°F 200952°F 195320%0%
May 791°F68°F107°F 202250°F 198221%0%
May 891°F69°F106°F 202455°F 199521%0%
May 991°F69°F109°F 202454°F 196921%0%
May 1092°F69°F107°F 200854°F 196921%0%
May 1192°F70°F103°F 196753°F 195221%0%
May 1292°F70°F105°F 200047°F 197921%0%
May 1392°F70°F109°F 202550°F 195321%0%
May 1493°F71°F104°F 202546°F 201421%0%
May 1593°F71°F103°F 202547°F 201421%0%
May 1693°F71°F107°F 201350°F 197021%0%
May 1793°F72°F105°F 201356°F 197022%0%
May 1894°F72°F107°F 202454°F 196922%0%
May 1994°F72°F108°F 202054°F 198622%0%
May 2094°F72°F105°F 197353°F 195222%0%
May 2194°F73°F107°F 195359°F 196722%0%
May 2295°F73°F102°F 195353°F 200122%0%
May 2395°F73°F105°F 200056°F 198822%0%
May 2495°F74°F109°F 200052°F 201722%0%
May 2595°F74°F108°F 202459°F 195222%0%
May 2696°F74°F112°F 202461°F 197622%0%
May 2796°F74°F108°F 202460°F 197022%0%
May 2896°F75°F106°F 201160°F 197621%0%
May 2996°F75°F103°F 199857°F 199221%0%
May 3096°F75°F106°F 197959°F 198421%0%
May 3197°F75°F107°F 200456°F 197521%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.05101520251102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

May 1
sunrise 7:02 AM, sunset 8:20 PM
May 31
sunrise 6:45 AM, sunset 8:38 PM

Every day of May: 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.