Karnes County climate

Karnes County Weather in May

NOAA 1991-2020 normals for Karnes City 2N, 1.6 km from Karnes County

Average highs run from 85°F on May 1 to 91°F on May 31, and lows from 63°F to 70°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 Karnes County, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
88°F
Average low
66°F
Record high
107°FMay 11, 2006
Record low
42°FMay 1, 1908
Chance of a freeze
0%
Days of 90°F or more
14.0
Daylight
13 h 17 min to 13 h 52 min
Cloud cover
60%
Humidity
69%
Dew point
65°F
Wind
10.5 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
May 185°F63°F98°F 192942°F 19080%
May 285°F63°F95°F 195347°F 19030%
May 385°F63°F99°F 196446°F 19290%
May 485°F64°F101°F 198442°F 19350%
May 585°F64°F97°F 193346°F 19540%
May 685°F64°F101°F 193448°F 20130%
May 786°F64°F97°F 193347°F 19170%
May 886°F65°F101°F 192748°F 19170%
May 986°F65°F101°F 196746°F 19840%
May 1086°F65°F99°F 199847°F 19840%
May 1186°F65°F107°F 200650°F 19810%
May 1287°F66°F98°F 194549°F 19600%
May 1387°F66°F96°F 196750°F 19600%
May 1487°F66°F99°F 192353°F 19180%
May 1587°F66°F98°F 202550°F 20140%
May 1688°F66°F96°F 202549°F 19830%
May 1788°F67°F99°F 199153°F 19700%
May 1888°F67°F99°F 193955°F 19450%
May 1988°F67°F99°F 193953°F 19450%
May 2088°F67°F99°F 200653°F 19860%
May 2189°F68°F100°F 193954°F 19190%
May 2289°F68°F100°F 193956°F 19110%
May 2389°F68°F98°F 191658°F 19110%
May 2489°F68°F97°F 191654°F 20170%
May 2590°F68°F100°F 195558°F 19100%
May 2690°F69°F100°F 198952°F 19350%
May 2790°F69°F103°F 192858°F 19130%
May 2890°F69°F103°F 192753°F 19170%
May 2991°F69°F105°F 191658°F 19920%
May 3091°F69°F105°F 191653°F 19840%
May 3191°F70°F101°F 191649°F 19840%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Karnes County, in percent, and of at least 0.1 inch of snowfall.00.21102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

May 1
sunrise 6:50 AM, sunset 8:07 PM
May 31
sunrise 6:33 AM, sunset 8:25 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00414696 (Karnes City 2N), public domain. Records: NOAA GHCN-Daily, station USC00410639, 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.