Station index

PORT ISABEL, TX US

Monthly climate normals for the summer months as published for this station in the U.S. Climate Normals 1991-2020.

Station ID
USC00417179
Station name
PORT ISABEL, TX US
Month
June
Normal daily maximum temperature (F)
90.1
Normal days at or above 90 F
18.7

Monthly normals

MonthNormal daily maximum temperature (F)Normal days at or above 90 FYears in the temperature normal
June90.118.720
July9122.920
August92.126.622

Source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020, v1.0.1, monthly multivariate by station. Period: 1991-2020 normals. Fetched 2026-10-30. Numeric source station identifier: USC00417179.