Number of Days of 100 °F in Port Arthur by Year

This page contains a list of the number of days in each year that the high temperature equaled or exceeded 100 degrees Fahrenheit in Port Arthur, Texas, between 1947 and 2024.

Also see:

Which year had the most 100° days?

Based on NOAA records, the year 2023 holds the record for the most 100 °F days in Port Arthur history. There were 36 days with a high temperature of at least 100 degrees that year.

How many so far this year (2024)?

It has not reached 100 degrees Fahrenheit in Port Arthur so far in 2024. As of April 27, the highest temperature this year is 85 °F.

The last time it reached at least 100° F was September 8, 2023.

Years marked with a gold background have more than 5% incomplete data
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Year	Rank	Days >= 100 °F
2024	23	0
2023	1	36
2022	12	3
2021	23	0
2020	17	1
2019	23	0
2018	23	0
2017	23	0
2016	23	0
2015	5	6
2014	23	0
2013	17	1
2012	17	1
2011	3	11
2010	23	0
2009	7	4
2008	23	0
2007	7	4
2006	23	0
2005	14	2
2004	23	0
2003	23	0
2002	23	0
2001	23	0
2000	4	9
1999	12	3
1998	23	0
1997	23	0
1996	23	0
1995	23	0
1994	23	0
1993	23	0
1992	23	0
1991	23	0
1990	7	4
1989	23	0
1988	17	1
1987	23	0
1986	23	0
1985	23	0
1984	23	0
1983	23	0
1982	23	0
1981	23	0
1980	7	4
1979	23	0
1978	23	0
1977	23	0
1976	23	0
1975	23	0
1974	23	0
1973	23	0
1972	23	0
1971	23	0
1970	14	2
1969	7	4
1968	23	0
1967	23	0
1966	23	0
1965	23	0
1964	23	0
1963	14	2
1962	2	12
1961	23	0
1960	23	0
1959	23	0
1958	23	0
1957	23	0
1956	23	0
1955	23	0
1954	17	1
1953	23	0
1952	23	0
1951	6	5
1950	23	0
1949	23	0
1948	17	1
1947	23	0

Weather Station Details

Years	Station	Coordinates
1947–2024	Jack Brooks Regional Airport	location