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Chula Vista CDP, Texas

Official LSAD Designation: Chula Vista CDP • Census GEOID: 4814880 • Cameron County

Climate Normals & Weather Observations

30-year climate normals (1991–2020) and weather observations for Chula Vista CDP.

Reference Weather Station: PORT ISABEL, TX US (ID: USC00417179) • Located 8.2 miles from community center • Elevation: 5.2 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 68.9° 51.7° 60.3° 1.45"
February 72.2° 56.3° 64.2° 1.22"
March 75.7° 61.2° 68.4° 1.68"
April 80.8° 67.0° 73.9° 1.59"
May 86.1° 72.7° 79.4° 2.36"
June 90.1° 76.3° 83.2° 3.06"
July 91.0° 77.0° 84.0° 2.27"
August 92.1° 77.0° 84.5° 1.93"
September 88.5° 73.9° 81.2° 6.15"
October 85.1° 69.0° 77.0° 3.86"
November 77.5° 60.7° 69.1° 1.77"
December 70.5° 53.6° 62.1° 1.41"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station PORT ISABEL, TX US (ID: USC00417179) • 8.2 miles from community center .

This is the same reference station used for monthly normals.

Annual mean Annual mean of daily highs Annual mean of daily lows
Annual temperature history at PORT ISABEL, TX US Year is the horizontal axis. Annual mean temperature in degrees Fahrenheit is the vertical axis. Dots show recorded years; lines connect consecutive available years only. Missing years are gaps, with no interpolation. Optional dashed lines show annual mean of daily highs and lows. Exact values appear in the data table below. 66.0 70.5 75.0 79.5 84.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2025: Annual mean 75.0°F 2025: Annual mean of daily highs 82.0°F 2025: Annual mean of daily lows 68.1°F

Source: NOAA NCEI Global Summary of the Year.

Annual temperature data table (°F)
Annual station temperatures, 2010–2025. Unavailable means no reported value.
Year Annual mean (°F) Annual mean of daily highs (°F) Annual mean of daily lows (°F)
2010 Unavailable Unavailable Unavailable
2011 Unavailable Unavailable Unavailable
2012 Unavailable Unavailable Unavailable
2013 Unavailable Unavailable Unavailable
2014 Unavailable Unavailable Unavailable
2015 Unavailable Unavailable Unavailable
2016 Unavailable Unavailable Unavailable
2017 Unavailable Unavailable Unavailable
2018 Unavailable Unavailable Unavailable
2019 Unavailable Unavailable Unavailable
2020 Unavailable Unavailable Unavailable
2021 Unavailable Unavailable Unavailable
2022 Unavailable Unavailable Unavailable
2023 Unavailable Unavailable Unavailable
2024 Unavailable Unavailable Unavailable
2025 75.0 82.0 68.1
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.