Cameron County climate

Cameron County Weather in July

NOAA 1991-2020 normals for Port Isabel Cameron AP, 10.8 km from Cameron County

Average highs run from 92°F on July 1 to 93°F on July 31, and lows from 78°F to 78°F. Normal precipitation for the month is 1.44 in over about 5 wet days.

July day by day

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

Normal daily high and low temperature at Cameron County, in °F, with the record for each date.60708090100110151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

July at a glance

Average high
92°F
Average low
78°F
Precipitation
1.44 in
Record high
102°FJul 22, 2026
Record low
70°FJul 25, 2019
Chance of a freeze
0%
Days of 90°F or more
26.6
Daylight
13 h 45 min to 13 h 22 min
Cloud cover
38%
Humidity
71%
Dew point
73°F
Wind
11.4 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
Jul 192°F78°F101°F 200871°F 201520%0%
Jul 292°F78°F96°F 200571°F 200119%0%
Jul 392°F78°F97°F 200571°F 201319%0%
Jul 492°F78°F99°F 200971°F 201319%0%
Jul 592°F78°F96°F 200972°F 200819%0%
Jul 692°F78°F97°F 200973°F 201819%0%
Jul 792°F78°F99°F 200972°F 199919%0%
Jul 892°F78°F97°F 200973°F 201718%0%
Jul 992°F78°F96°F 200972°F 201718%0%
Jul 1092°F78°F98°F 202273°F 201418%0%
Jul 1192°F78°F98°F 202273°F 200417%0%
Jul 1292°F78°F98°F 202073°F 200217%0%
Jul 1392°F78°F98°F 201975°F 200017%0%
Jul 1492°F78°F100°F 200072°F 200416%0%
Jul 1592°F78°F101°F 200074°F 200016%0%
Jul 1692°F78°F100°F 202374°F 200716%0%
Jul 1792°F78°F99°F 202374°F 200715%0%
Jul 1892°F78°F100°F 202373°F 200715%0%
Jul 1993°F78°F100°F 200974°F 199914%0%
Jul 2093°F78°F98°F 200074°F 199914%0%
Jul 2193°F78°F99°F 200574°F 202114%0%
Jul 2293°F78°F102°F 202675°F 200113%0%
Jul 2393°F78°F101°F 201873°F 199913%0%
Jul 2493°F78°F102°F 201874°F 199913%0%
Jul 2593°F78°F97°F 200070°F 201912%0%
Jul 2693°F78°F99°F 200073°F 202412%0%
Jul 2793°F78°F97°F 201675°F 201912%0%
Jul 2893°F78°F97°F 201775°F 202011%0%
Jul 2993°F78°F98°F 201471°F 202511%0%
Jul 3093°F78°F99°F 201773°F 202511%0%
Jul 3193°F78°F99°F 201473°F 201511%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Cameron County, 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).

July 1
sunrise 6:41 AM, sunset 8:26 PM
July 31
sunrise 6:55 AM, sunset 8:17 PM

Every day of July: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00012957 (Port Isabel Cameron AP), public domain. Records: NOAA GHCN-Daily, station USW00012957, 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.