Port Isabel, Texas, United States Climate Change Severity

52
High
The current climate change severity in Port Isabel is High, with a 10.6% worsening in the climate score compared to last 16 years. This suggests deteriorating conditions, with increasing negative impacts on weather patterns and environmental conditions.
Data: Jan. to Jul. (Historical Vs 2026) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Port Isabel Weather Condition Changes (Historic Vs 2026)

2026
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2026

Over the past 16 year(s), Port Isabel temperature has changed by around -0.6%, and has experienced notable climate changes.

Sunny
Cloudy
Rainy
Snowy
Misty
Data: Jan. to Jul. (Historical Vs 2026)

Comparison of Weather Condition (Historic Vs 2026)

HistoricDays

Year 2026Days

Change

sunnySunny
3368
106.06%
cloudyCloudy
6032
-46.6%
rainyRainy
9834
-65.3%
snowySnowy
00
0%
mistyMisty
05
100%

Disclaimer: Other weather conditions not shown may affect the total day count.

Climate Change Indicators:

Over the past 16 years, Port Isabel has experienced measurable shifts in key climate parameters, contributing to the current severity score of 52 (within the High severity category). This suggests worsening climate conditions from the previous years. Here’s a breakdown of the specific changes observed:

Severity Score

52/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2026, Port Isabel experienced significant changes:

Temperature change of

-0.15 °C

Variation in annual rainfall

-16.81 %

Change in average humidity

+9.16 %

PM2.5 levels surged by

-57.26 %

Heatwave changed by

-8 Days

Coldwave changed by

-6 Days

Wind speeds changed by

+2.57 km/h

These indicators show that Port Isabel is experiencing a more volatile and extreme climate, reinforcing the need for urgent intervention to mitigate risks. As the severity score rises, focus must shift to adaptation and emergency preparedness.

Check how we calculate Climate Change Severity
Based on data from Jan. to Jul.

Port Isabel Weather Forecast 30 Days (August - September 2026)
Port Isabel, Texas, United States

Condition
Temperature IconTemperature
Humidity IconHumi.
Wind IconWind Speed
Fri. 7, Aug.
sunnySunny
Temperature Icon30°/27°
Humidity Icon87%
Wind Icon24.1km/h
Sat. 8, Aug.
sunnySunny
Temperature Icon30°/27°
Humidity Icon76%
Wind Icon21.6km/h
Sun. 9, Aug.
sunnySunny
Temperature Icon30°/27°
Humidity Icon77%
Wind Icon24.5km/h
Mon. 10, Aug.
sunnySunny
Temperature Icon30°/28°
Humidity Icon78%
Wind Icon30.2km/h
Tue. 11, Aug.
sunnySunny
Temperature Icon30°/27°
Humidity Icon79%
Wind Icon27.7km/h
Wed. 12, Aug.
sunnySunny
Temperature Icon31°/28°
Humidity Icon78%
Wind Icon28.8km/h
Thu. 13, Aug.
sunnySunny
Temperature Icon31°/28°
Humidity Icon77%
Wind Icon33.1km/h
Fri. 14, Aug.
sunnySunny
Temperature Icon31°/28°
Humidity Icon78%
Wind Icon29.5km/h
Sat. 15, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/28°
Humidity Icon76%
Wind Icon25.2km/h
Sun. 16, Aug.
heavy rain at timesHeavy Rain
Temperature Icon31°/28°
Humidity Icon76%
Wind Icon24.6km/h
Mon. 17, Aug.
moderate rain at timesRain
Temperature Icon32°/28°
Humidity Icon76%
Wind Icon24.1km/h
Tue. 18, Aug.
moderate rain at timesRain
Temperature Icon32°/28°
Humidity Icon76%
Wind Icon24.5km/h
Wed. 19, Aug.
moderate rain at timesRain
Temperature Icon31°/28°
Humidity Icon76%
Wind Icon25.4km/h
Thu. 20, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/28°
Humidity Icon75%
Wind Icon25.3km/h
Fri. 21, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/27°
Humidity Icon76%
Wind Icon24km/h
Sat. 22, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/28°
Humidity Icon75%
Wind Icon23.4km/h
Sun. 23, Aug.
heavy rain at timesHeavy Rain
Temperature Icon31°/27°
Humidity Icon74%
Wind Icon23.4km/h
Mon. 24, Aug.
heavy rain at timesHeavy Rain
Temperature Icon31°/28°
Humidity Icon75%
Wind Icon23.2km/h
Tue. 25, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/27°
Humidity Icon75%
Wind Icon23.6km/h
Wed. 26, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/28°
Humidity Icon74%
Wind Icon23.3km/h
Thu. 27, Aug.
moderate rain at timesRain
Temperature Icon31°/28°
Humidity Icon73%
Wind Icon23.8km/h
Fri. 28, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/27°
Humidity Icon72%
Wind Icon23.5km/h
Sat. 29, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/27°
Humidity Icon72%
Wind Icon23km/h
Sun. 30, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/27°
Humidity Icon73%
Wind Icon22.2km/h
Mon. 31, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/27°
Humidity Icon74%
Wind Icon22.6km/h
Tue. 1, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon31°/28°
Humidity Icon74%
Wind Icon22.5km/h
Wed. 2, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon31°/28°
Humidity Icon74%
Wind Icon22.4km/h
Thu. 3, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon31°/27°
Humidity Icon74%
Wind Icon24.1km/h
Fri. 4, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon31°/27°
Humidity Icon75%
Wind Icon23.9km/h
Sat. 5, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon30°/27°
Humidity Icon75%
Wind Icon24.2km/h
Sun. 6, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon30°/27°
Humidity Icon74%
Wind Icon23.4km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onMon. 17, Aug.

32°C

Low will be onFri. 7, Aug.

27°C

HumidityHumidity

High will be onFri. 7, Aug.

87%

Low will be onFri. 28, Aug.

72%

Wind SpeedWind Speed

High will be onThu. 13, Aug.

33.1km/h

Low will be onSat. 8, Aug.

21.6km/h

PrecipitationPrecipitation

High will be onSun. 6, Sep.

6.6mm

Low will be onThu. 13, Aug.

0.01mm

Ultraviolet IndexUV

High will be onFri. 7, Aug.

11.3

Low will be onSat. 15, Aug.

6

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