Port Arthur, Texas, United States Climate Change Severity

43
High
The current climate change severity in Port Arthur is High, with a 6.1% improvement in the climate score compared to last 16 years. This suggests improved conditions, with more favorable environmental indicators and a reduction in negative impacts.
Data: Jan. to Jul. (Historical Vs 2026) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Port Arthur 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 Arthur temperature has changed by around +5.3%, 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
3872
89.4%
cloudyCloudy
3823
-39.4%
rainyRainy
11754
-53.8%
snowySnowy
00
0%
mistyMisty
115
1400%

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

Climate Change Indicators:

Over the past 16 years, Port Arthur has experienced measurable shifts in key climate parameters, contributing to the current severity score of 43 (within the High severity category). While the score remains High, certain factors have improved over time. Here’s a breakdown of the specific changes observed:

Severity Score

43/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2026, Port Arthur experienced significant changes:

Temperature change of

+1.11 °C

Variation in annual rainfall

-5.03 %

Change in average humidity

+0.21 %

PM2.5 levels surged by

-26.54 %

Heatwave changed by

+4 Days

Coldwave changed by

-2 Days

Wind speeds changed by

+0.43 km/h

These indicators show improvement in key parametes of climate, but Port Arthur remains in the High severity category. Continuous focus on climate resilience is necessary to avoid further worsening and ensure sustainability.

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

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

Condition
Temperature IconTemperature
Humidity IconHumi.
Wind IconWind Speed
Sat. 8, Aug.
sunnySunny
Temperature Icon34°/26°
Humidity Icon70%
Wind Icon20.2km/h
Sun. 9, Aug.
sunnySunny
Temperature Icon32°/26°
Humidity Icon73%
Wind Icon22km/h
Mon. 10, Aug.
partly cloudyPartly Cloudy
Temperature Icon32°/26°
Humidity Icon75%
Wind Icon16.2km/h
Tue. 11, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon34°/26°
Humidity Icon73%
Wind Icon18.7km/h
Wed. 12, Aug.
sunnySunny
Temperature Icon34°/26°
Humidity Icon72%
Wind Icon19.8km/h
Thu. 13, Aug.
sunnySunny
Temperature Icon35°/27°
Humidity Icon68%
Wind Icon18km/h
Fri. 14, Aug.
sunnySunny
Temperature Icon34°/26°
Humidity Icon68%
Wind Icon18.4km/h
Sat. 15, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon33°/26°
Humidity Icon73%
Wind Icon15.6km/h
Sun. 16, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon33°/26°
Humidity Icon72%
Wind Icon14.8km/h
Mon. 17, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon33°/26°
Humidity Icon72%
Wind Icon15.8km/h
Tue. 18, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon33°/25°
Humidity Icon73%
Wind Icon15.6km/h
Wed. 19, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon33°/25°
Humidity Icon74%
Wind Icon15.2km/h
Thu. 20, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon33°/26°
Humidity Icon73%
Wind Icon14.9km/h
Fri. 21, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon33°/25°
Humidity Icon72%
Wind Icon14.7km/h
Sat. 22, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon33°/25°
Humidity Icon72%
Wind Icon14.1km/h
Sun. 23, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon33°/25°
Humidity Icon72%
Wind Icon14.5km/h
Mon. 24, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon33°/25°
Humidity Icon73%
Wind Icon14.5km/h
Tue. 25, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/25°
Humidity Icon75%
Wind Icon16.9km/h
Wed. 26, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/25°
Humidity Icon74%
Wind Icon19km/h
Thu. 27, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon33°/24°
Humidity Icon72%
Wind Icon19.4km/h
Fri. 28, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/25°
Humidity Icon74%
Wind Icon16.7km/h
Sat. 29, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/25°
Humidity Icon76%
Wind Icon18.2km/h
Sun. 30, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon75%
Wind Icon16.6km/h
Mon. 31, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/25°
Humidity Icon73%
Wind Icon14.4km/h
Tue. 1, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon32°/24°
Humidity Icon74%
Wind Icon15.9km/h
Wed. 2, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon32°/24°
Humidity Icon73%
Wind Icon16.1km/h
Thu. 3, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon75%
Wind Icon15.6km/h
Fri. 4, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon78%
Wind Icon15km/h
Sat. 5, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon76%
Wind Icon14.4km/h
Sun. 6, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon72%
Wind Icon13.6km/h
Mon. 7, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon72%
Wind Icon14.3km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onThu. 13, Aug.

35°C

Low will be onThu. 27, Aug.

24°C

HumidityHumidity

High will be onFri. 4, Sep.

78%

Low will be onThu. 13, Aug.

68%

Wind SpeedWind Speed

High will be onSun. 9, Aug.

22km/h

Low will be onSun. 6, Sep.

13.6km/h

PrecipitationPrecipitation

High will be onFri. 28, Aug.

25.6mm

Low will be onThu. 13, Aug.

0.02mm

Ultraviolet IndexUV

High will be onMon. 10, Aug.

10.9

Low will be onSat. 15, Aug.

6

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