Port Arthur, TX Weather - Forecast & Monthly Averages

TEMPERATURE	65
HUMIDITY	50
PRESSURE	102240
WIND COND.	100 14.8

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Weather Quick Facts

The highest monthly average temperature in Port Arthur for August is 82.7 degrees
The lowest monthly average temperature in Port Arthur for January is 53.1 degrees
The most monthly precipitation in Port Arthur occurs in July with 8.6 inches
The air quality index in Port Arthur is 7% worse than the national average
The pollution index in Port Arthur is 17% better than the national average

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Port Arthur Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
Month	Temp. _(min)	Temp. _(max)	Temp. _(avg)	Precipitation
January	42°F	66°F	53°F	4.2"
February	46°F	69°F	56°F	3.1"
March	52°F	75°F	63°F	4.2"
April	58°F	81°F	69°F	4.2"
May	65°F	86°F	76°F	4.7"
June	73°F	92°F	81°F	4.9"
July	74°F	93°F	82°F	8.6"
August	74°F	94°F	83°F	7.6"
September	70°F	90°F	79°F	6.8"
October	59°F	84°F	71°F	5.3"
November	50°F	75°F	62°F	4.1"
December	45°F	68°F	55°F	4.9"

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Port Arthur air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
Index	Port Arthur	Texas	National
Air quality index	45	52	42
Pollution index	2,270,020	2,009,300	2,726,193

Port Arthur air quality

Measurement	Total
Days measured	365
Days with good air quality	234
Days with moderate air quality	122
Days w/ poor A.Q. for sensitive groups	8
Days with unhealthy air quality	1

Air quality details

Pollutant	Total
Arsenic	0.000%
Benzene	0.030%
Carbon Tetrachloride	0.001%
Lead	0.001%
Mercury	0.000%

Average monthly Port Arthur temperature with heat index

Port Arthur monthly precipitation with daily maximum

Port Arthur monthly snow depth with daily maximum

Port Arthur monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Bridge City, TX	7,902	45	10.0%
Orange, TX	18,458	45	10.0%
Central Gardens, TX	3,621	45	10.0%
Port Neches, TX	12,729	45	10.0%
Taylor Landing, TX	248	45	10.0%
Port Arthur, TX	54,705	45	10.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Normal, IL	54,699	44	12.0%
Brookhaven, GA	54,727	52	4.0%
West Haven, CT	54,666	41	18.0%
Lenexa, KS	54,804	47	6.0%
Cathedral City, CA	54,812	89	78.0%
Port Arthur, TX	54,705	45	10.0%

Source: The Port Arthur, TX weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.