Historical Weather Records & Monthly Climate for Port Arthur, TX

All-Time High
111°F
All-Time Low
12°F
Max Daily Snow
3.5"
Max Daily Rain
26.03"
Max Snow Depth
4"

Monthly Climate Averages for Port Arthur, TX

Based on 30 years of historical data (1994 - 2023)

MonthHigh (°F)Low (°F)Precip (in)Snow (in)
January59°48°4.6"0.04"
February62°51°3.53"0.04"
March68°58°4.02"0
April74°64°4.39"0
May81°72°4.06"0
June86°77°5.17"0
July87°79°4.62"0
August88°79°5.17"0
September85°75°5.69"0
October77°67°4.15"0
November68°57°4.28"0
December61°51°4.72"0.06"

Historical Weather Extremes for Port Arthur, TX

Based on 80+ years of archive data (1940 - 2024)

🔥
Longest Heatwave
49 Days
2023
Consecutive days ≥ 90°F
🧊
Deepest Freeze
2 Days
1962
Consecutive days ≤ 32°F
🏜️
Longest Drought
29 Days
1955
Consecutive days w/o rain
Wettest Month
54.74"
August 2017
Most rainfall in one month
Snowiest Month
4.4"
February 1960
Most snowfall in one month

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