Port Arthur Weather in 2021

Historical record of Port Arthur, Texas weather for the year 2021 based on NOAA data.

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2021 Port Arthur Weather Extremes
Highest temperature	98 °F	June 13
Lowest temperature	14 °F	February 16
Highest daily low	79 °F	June 8
Lowest daily high	29 °F	February 15
Most daily precipitation	9.9 inches	May 17
Total annual precipitation	65.7 inches	-

What was the hottest temperature in Port Arthur in 2021?

The highest temperature recorded in Port Arthur, Texas in 2021 was 98 °F which happened on June 13.

Highest Temperatures: All-Time By Year

Highest Temperatures in Port Arthur in 2021

Rank	Temperature	Date
1	98 °F	Jun 13
2	97 °F	Aug 25
2	97 °F	Aug 24
2	97 °F	Jul 26
5	96 °F	Aug 26
5	96 °F	Aug 23
5	96 °F	Jul 31
5	96 °F	Jul 29
9	95 °F	Aug 31
9	95 °F	Aug 22
9	95 °F	Jul 24
9	95 °F	Jun 16
9	95 °F	Jun 15
9	95 °F	Jun 14

What was the coldest temperature in Port Arthur in 2021?

The lowest temperature recorded in Port Arthur, Texas in 2021 was 14 °F which happened on Feb 16.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Port Arthur in 2021

Rank	Temperature	Date
1	14 °F	February 16
2	16 °F	February 15
3	26 °F	February 19
4	28 °F	January 12
5	29 °F	February 20
5	29 °F	February 14
7	31 °F	February 18
7	31 °F	February 17
9	32 °F	January 11
10	33 °F	January 16

January 2021 Port Arthur Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	54	39	0.00
January 2	56	38	0.00
January 3	65	34	0.00
January 4	75	47	0.00
January 5	68	45	0.00
January 6	66	50	1.28
January 7	54	45	0.00
January 8	53	40	0.00
January 9	54	34	0.00
January 10	44	36	0.81
January 11	45	32	0.04
January 12	53	28	0.00
January 13	58	34	0.00
January 14	70	35	0.00
January 15	60	36	0.00
January 16	59	33	0.00
January 17	67	34	0.00
January 18	65	36	0.00
January 19	74	54	0.00
January 20	65	57	0.00
January 21	72	59	0.12
January 22	68	62	0.04
January 23	63	56	0.00
January 24	75	60	0.04
January 25	74	58	0.03
January 26	77	57	0.00
January 27	69	48	0.00
January 28	60	39	0.00
January 29	62	39	0.00
January 30	70	53	0.00
January 31	66	49	0.00

February 2021 Port Arthur Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	63	38	0.00
February 2	62	35	0.00
February 3	64	39	0.00
February 4	75	57	0.05
February 5	60	44	0.27
February 6	65	46	0.00
February 7	61	39	0.00
February 8	65	48	0.00
February 9	68	59	0.00
February 10	78	60	0.04
February 11	66	41	1.47
February 12	41	36	0.01
February 13	44	34	0.00
February 14	39	29	0.15
February 15	29	16	0.38
February 16	32	14	0.00
February 17	37	31	0.85
February 18	44	31	0.00
February 19	52	26	0.00
February 20	57	29	0.00
February 21	67	36	0.00
February 22	73	43	0.00
February 23	72	36	0.00
February 24	74	52	0.00
February 25	75	61	0.01
February 26	79	64	0.00
February 27	76	65	0.00
February 28	74	67	0.00

March 2021 Port Arthur Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	76	52	0.42
March 2	62	46	0.88
March 3	67	40	0.00
March 4	69	41	0.00
March 5	65	47	0.00
March 6	69	50	0.00
March 7	67	40	0.00
March 8	71	42	0.00
March 9	75	54	0.00
March 10	77	62	0.00
March 11	77	65	0.00
March 12	81	62	0.00
March 13	80	58	0.00
March 14	79	65	0.00
March 15	81	64	0.00
March 16	82	67	0.02
March 17	77	58	0.20
March 18	68	46	0.00
March 19	64	44	0.00
March 20	63	43	0.00
March 21	70	41	0.00
March 22	74	56	0.01
March 23	83	59	0.28
March 24	71	63	0.01
March 25	83	57	0.01
March 26	82	54	0.00
March 27	80	70	0.00
March 28	72	49	0.04
March 29	72	45	0.00
March 30	81	65	0.00
March 31	85	55	0.25

April 2021 Port Arthur Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	70	45	0.00
April 2	66	44	0.00
April 3	67	42	0.00
April 4	74	51	0.00
April 5	77	56	0.00
April 6	79	63	0.00
April 7	80	64	0.26
April 8	84	52	0.00
April 9	82	71	0.00
April 10	83	57	0.02
April 11	85	55	0.00
April 12	81	55	0.00
April 13	79	68	0.01
April 14	80	66	0.43
April 15	73	61	0.00
April 16	74	62	0.20
April 17	63	54	0.07
April 18	69	51	0.00
April 19	74	47	0.00
April 20	79	51	0.00
April 21	69	47	0.00
April 22	71	52	0.00
April 23	76	66	0.02
April 24	88	65	0.00
April 25	79	60	0.00
April 26	81	56	0.00
April 27	80	72	0.00
April 28	84	73	0.00
April 29	81	73	0.00
April 30	77	69	0.27

May 2021 Port Arthur Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	75	67	0.12
May 2	82	70	0.02
May 3	85	75	0.00
May 4	87	70	0.00
May 5	82	60	0.00
May 6	85	58	0.00
May 7	87	56	0.00
May 8	84	60	0.00
May 9	82	74	0.05
May 10	87	75	0.00
May 11	85	66	0.32
May 12	75	64	0.01
May 13	77	64	0.00
May 14	82	59	0.00
May 15	83	65	0.00
May 16	81	70	0.26
May 17	75	68	9.86
May 18	80	65	1.46
May 19	76	64	2.89
May 20	79	69	0.00
May 21	81	72	0.09
May 22	79	73	0.04
May 23	82	71	0.01
May 24	81	70	0.32
May 25	85	72	0.00
May 26	87	72	0.00
May 27	86	71	0.00
May 28	86	69	0.10
May 29	89	71	0.00
May 30	82	66	0.00
May 31	85	69	0.00

June 2021 Port Arthur Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	83	73	0.00
June 2	88	69	0.46
June 3	84	69	3.29
June 4	78	69	1.31
June 5	85	70	0.00
June 6	87	69	0.36
June 7	88	78	0.02
June 8	90	79	0.00
June 9	89	77	0.00
June 10	89	74	0.00
June 11	89	70	0.00
June 12	92	73	0.00
June 13	98	75	0.00
June 14	95	75	0.00
June 15	95	67	1.61
June 16	95	69	0.00
June 17	93	73	0.00
June 18	93	71	0.00
June 19	94	72	0.00
June 20	89	75	0.34
June 21	90	77	0.00
June 22	91	75	0.10
June 23	90	76	0.46
June 24	91	78	0.00
June 25	89	77	0.22
June 26	90	77	0.05
June 27	89	74	0.63
June 28	80	74	1.51
June 29	88	74	0.81
June 30	90	75	0.00

July 2021 Port Arthur Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	90	74	0.00
July 2	92	75	0.18
July 3	86	74	0.30
July 4	88	73	0.00
July 5	90	74	0.00
July 6	87	76	0.00
July 7	85	71	n/a
July 8	85	76	0.00
July 9	84	73	0.93
July 10	89	76	0.00
July 11	91	76	0.00
July 12	91	73	0.21
July 13	92	73	0.00
July 14	91	73	0.00
July 15	91	75	0.02
July 16	91	75	0.69
July 17	91	76	0.00
July 18	92	75	0.00
July 19	92	74	0.78
July 20	87	74	0.17
July 21	90	73	0.00
July 22	89	72	0.03
July 23	94	77	0.00
July 24	95	76	0.00
July 25	93	73	0.00
July 26	97	74	0.00
July 27	93	73	0.65
July 28	94	72	0.00
July 29	96	75	0.71
July 30	92	75	0.05
July 31	96	76	0.00

August 2021 Port Arthur Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	94	76	0.00
August 2	94	76	0.24
August 3	88	76	1.51
August 4	91	76	0.00
August 5	90	71	0.00
August 6	92	72	0.00
August 7	90	73	0.18
August 8	92	76	0.02
August 9	93	77	0.00
August 10	93	77	0.00
August 11	94	74	0.00
August 12	91	76	0.00
August 13	89	75	0.00
August 14	93	74	0.00
August 15	93	74	0.00
August 16	93	74	0.11
August 17	92	76	0.00
August 18	90	77	0.07
August 19	93	78	0.04
August 20	93	75	0.00
August 21	94	72	0.00
August 22	95	71	0.00
August 23	96	71	0.00
August 24	97	73	0.01
August 25	97	73	0.00
August 26	96	77	0.00
August 27	92	75	1.80
August 28	85	75	1.68
August 29	94	75	0.00
August 30	94	73	0.00
August 31	95	76	0.00

September 2021 Port Arthur Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	92	76	0.23
September 2	91	75	0.00
September 3	92	75	0.21
September 4	94	75	0.00
September 5	94	75	0.00
September 6	86	71	0.44
September 7	88	67	0.00
September 8	93	68	0.00
September 9	92	68	0.00
September 10	89	66	0.00
September 11	89	64	0.00
September 12	88	70	0.23
September 13	82	72	1.64
September 14	78	68	5.20
September 15	78	71	0.00
September 16	81	72	0.01
September 17	88	73	0.00
September 18	92	72	0.02
September 19	90	72	0.37
September 20	90	72	0.06
September 21	93	73	0.00
September 22	82	58	0.00
September 23	82	56	0.00
September 24	83	56	0.00
September 25	85	57	0.00
September 26	85	59	0.00
September 27	90	66	0.00
September 28	79	70	1.11
September 29	84	70	0.68
September 30	84	74	0.04

October 2021 Port Arthur Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	78	72	0.82
October 2	84	71	0.38
October 3	88	70	0.00
October 4	89	67	0.00
October 5	87	64	0.00
October 6	87	62	0.00
October 7	88	59	0.00
October 8	87	61	0.00
October 9	86	62	0.00
October 10	87	70	0.00
October 11	86	68	2.11
October 12	89	71	0.00
October 13	87	76	0.00
October 14	86	74	0.00
October 15	91	70	0.37
October 16	75	54	0.00
October 17	74	48	0.00
October 18	76	51	0.00
October 19	80	52	0.00
October 20	85	67	0.00
October 21	87	67	0.00
October 22	86	66	0.00
October 23	86	67	0.03
October 24	85	69	0.01
October 25	90	67	0.00
October 26	86	69	0.00
October 27	80	58	1.86
October 28	76	54	0.00
October 29	73	49	0.00
October 30	74	46	0.00
October 31	78	47	0.00

November 2021 Port Arthur Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	77	52	0.00
November 2	78	54	0.00
November 3	70	53	0.20
November 4	56	48	0.00
November 5	67	44	0.00
November 6	68	44	0.00
November 7	68	43	0.00
November 8	73	44	0.00
November 9	75	50	0.00
November 10	79	55	0.00
November 11	72	55	0.50
November 12	76	47	0.00
November 13	64	41	0.00
November 14	74	41	0.00
November 15	79	53	0.00
November 16	80	62	0.00
November 17	81	64	0.00
November 18	69	52	0.00
November 19	66	45	0.00
November 20	74	47	0.00
November 21	77	58	0.00
November 22	72	51	0.00
November 23	69	44	0.00
November 24	79	60	0.00
November 25	74	54	1.30
November 26	60	45	0.00
November 27	58	44	0.18
November 28	57	46	0.18
November 29	69	41	0.00
November 30	73	45	0.00

December 2021 Port Arthur Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	77	52	0.00
December 2	78	52	0.00
December 3	79	57	0.00
December 4	81	62	0.00
December 5	77	57	0.00
December 6	78	55	0.06
December 7	61	51	0.00
December 8	64	55	0.00
December 9	81	61	0.00
December 10	79	73	0.00
December 11	74	48	0.06
December 12	62	41	0.00
December 13	75	50	0.00
December 14	80	66	0.00
December 15	80	68	0.00
December 16	82	66	0.00
December 17	82	70	0.00
December 18	79	55	1.25
December 19	59	48	0.00
December 20	55	43	0.05
December 21	60	40	0.00
December 22	68	39	0.00
December 23	74	51	0.00
December 24	78	60	0.00
December 25	80	63	0.00
December 26	79	67	0.00
December 27	78	68	0.00
December 28	82	69	0.00
December 29	83	71	0.00
December 30	82	65	0.00
December 31	81	72	0.00

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Weather Station Details

Years	Station	Coordinates
1947–2024	Jack Brooks Regional Airport	location