As of 15:15 CDT

Port Arthur, TX weather in July

90°

Port Arthur, Sunday, 9 August, 15:15

Overcast. Feels like 102°. High 91°, low 77°.

Pressure30.03 inHg

Wind10.2 mph SE

Humidity74%

Visibility6.2 mi

Dew point79°

See detailed hourly forecast

In July, Port Arthur, TX averages a high of 87° and a low of 78.7°. About 4.6 inches of precipitation fall over the month (15 wet days). The record high is 98.8° (2023) and the record low 68.5° (1967). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	86.7°	78.4°	42%	93.6° (2023)	71.8° (1984)
2	86.9°	78.4°	37%	93.6° (1980)	73.6° (2013)
3	86.7°	78.6°	53%	95° (1970)	73.2° (2013)
4	86.9°	78.8°	40%	96.3° (1970)	73.6° (2013)
5	86.7°	78.6°	47%	93.6° (1997)	70.2° (1968)
6	86.2°	77.9°	53%	91.2° (2019)	70.5° (1968)
7	86.2°	78.3°	55%	91.4° (1980)	71.1° (1972)
8	86.4°	78.4°	55%	92.8° (1980)	73.2° (1983)
9	86.7°	78.4°	45%	92.8° (2022)	72.5° (1988)
10	87.1°	78.8°	47%	92.5° (2022)	73.4° (1961)
11	87.3°	79°	37%	94.1° (2023)	74.3° (1961)
12	87.6°	78.8°	38%	94.3° (2019)	72.5° (2021)
13	87.1°	78.8°	45%	93.9° (2000)	73.9° (1972)
14	86.9°	78.6°	47%	95.2° (2000)	69.6° (1990)
15	86.7°	78.6°	47%	94.5° (2000)	68.5° (1967)
16	87.1°	78.4°	53%	97.7° (2023)	68.9° (1967)
17	87.1°	78.6°	42%	95.2° (1980)	70.5° (1967)
18	87.1°	78.6°	60%	93.6° (1980)	74.1° (1967)
19	86.7°	78.6°	58%	93.7° (2023)	73.9° (2014)
20	87.1°	78.4°	50%	93.2° (2023)	73.2° (1967)
21	87.1°	78.6°	48%	93.7° (2023)	73.8° (1989)
22	87.1°	78.6°	55%	95.7° (2023)	72.5° (1970)
23	87.3°	78.6°	53%	93.4° (2000)	71.8° (1970)
24	87.4°	78.4°	43%	93.6° (2023)	69.6° (2019)
25	86.7°	78.8°	40%	92.1° (2004)	70.2° (2019)
26	86.7°	78.6°	48%	92.7° (2018)	72.1° (2019)
27	87.1°	78.8°	53%	93.6° (1960)	74.7° (2024)
28	87.8°	78.8°	45%	96.4° (1960)	74.7° (1994)
29	87.8°	79.3°	43%	95.2° (1960)	74.5° (1984)
30	88°	79.3°	37%	95.7° (2023)	74.1° (1984)
31	87.8°	79°	48%	98.8° (2023)	73° (1984)