Port O'Connor climate

Port O'Connor Weather in May

NOAA 1991-2020 normals for Port O'connor, 2.6 km from Port O'Connor

Average highs run from 79°F on May 1 to 85°F on May 31, and lows from 68°F to 76°F.

May day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Port O'Connor, in °F, with the record for each date.406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
82°F
Average low
72°F
Record high
98°FMay 3, 1984
Record low
44°FMay 4, 1954
Chance of a freeze
0%
Days of 90°F or more
2.3
Daylight
13 h 16 min to 13 h 49 min
Cloud cover
53%
Humidity
81%
Dew point
71°F
Wind
12.5 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation.

DateNormal highNormal lowRecord highRecord lowChance wet
May 179°F68°F92°F 194350°F 2005
May 280°F68°F92°F 194350°F 2013
May 380°F68°F98°F 198448°F 2013
May 480°F69°F92°F 194344°F 1954
May 580°F69°F91°F 199950°F 1954
May 680°F69°F91°F 200951°F 2013
May 780°F70°F92°F 194349°F 1992
May 881°F70°F92°F 194351°F 1960
May 981°F70°F96°F 199851°F 1984
May 1081°F70°F94°F 200951°F 1961
May 1181°F71°F94°F 194352°F 1981
May 1281°F71°F94°F 194351°F 1960
May 1381°F71°F93°F 201155°F 1971
May 1482°F72°F91°F 202454°F 1971
May 1582°F72°F93°F 194350°F 2014
May 1682°F72°F88°F 195052°F 1945
May 1782°F72°F93°F 200350°F 1945
May 1882°F73°F89°F 194654°F 1945
May 1983°F73°F89°F 200855°F 2002
May 2083°F73°F95°F 194354°F 2002
May 2183°F74°F92°F 202257°F 2002
May 2283°F74°F91°F 202560°F 1967
May 2384°F74°F95°F 194357°F 1967
May 2484°F74°F96°F 194355°F 2017
May 2584°F75°F94°F 194361°F 1979
May 2684°F75°F93°F 197461°F 1979
May 2784°F75°F94°F 197359°F 1961
May 2885°F75°F94°F 201056°F 1961
May 2985°F75°F92°F 195960°F 1992
May 3085°F76°F92°F 195956°F 1984
May 3185°F76°F92°F 194855°F 1984

Chance of rain

Sunrise and sunset

Times for 2026, local time (CDT).

May 1
sunrise 6:45 AM, sunset 8:01 PM
May 31
sunrise 6:29 AM, sunset 8:18 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00417186 (Port O'connor), public domain. Records: NOAA GHCN-Daily, station USW00012935, 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.