San Antonio Weather in 2023

Historical record of San Antonio, Texas weather for the year 2023 based on NOAA data.

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2023 San Antonio Weather Extremes
Highest temperature	106 °F	August 17
Lowest temperature	31 °F	December 11
Highest daily low	82 °F	August 21
Lowest daily high	35 °F	February 1
Most daily precipitation	2.3 inches	May 13
Most daily snow	none	-
Total annual precipitation	20.0 inches	-
Total annual snow	none	-

What was the hottest temperature in San Antonio in 2023?

The highest temperature recorded in San Antonio, Texas in 2023 was 106 °F which happened 5 different times.

Highest Temperatures: All-Time By Year

Highest Temperatures in San Antonio in 2023

Rank	Temperature	Date
1	106 °F	Aug 17
1	106 °F	Aug 11
1	106 °F	Aug 10
1	106 °F	Aug 9
1	106 °F	Jul 13
6	105 °F	Aug 27
6	105 °F	Aug 21
6	105 °F	Aug 12
6	105 °F	Aug 8
6	105 °F	Aug 7
6	105 °F	Aug 6
6	105 °F	Aug 4
6	105 °F	Jul 14
6	105 °F	Jul 12
6	105 °F	Jun 21
6	105 °F	Jun 20
6	105 °F	Jun 19

What was the coldest temperature in San Antonio in 2023?

The lowest temperature recorded in San Antonio, Texas in 2023 was 31 °F which happened 3 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in San Antonio in 2023

Rank	Temperature	Date
1	31 °F	December 11
1	31 °F	February 1
1	31 °F	January 31
4	32 °F	February 11
4	32 °F	January 14
6	33 °F	February 12
6	33 °F	February 3
6	33 °F	January 30
9	34 °F	February 2
9	34 °F	January 26

January 2023 San Antonio Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	78	47	0.00
January 2	82	64	0.01
January 3	79	53	0.00
January 4	77	48	0.00
January 5	75	43	0.00
January 6	80	46	0.00
January 7	74	62	0.00
January 8	71	51	0.00
January 9	73	46	0.00
January 10	79	55	0.00
January 11	79	52	0.00
January 12	65	44	0.00
January 13	66	36	0.00
January 14	66	32	0.00
January 15	75	48	0.00
January 16	76	55	0.00
January 17	79	50	0.00
January 18	79	55	0.00
January 19	71	47	0.00
January 20	61	54	0.00
January 21	66	46	0.00
January 22	66	42	0.00
January 23	59	37	0.00
January 24	61	45	0.49
January 25	60	35	0.00
January 26	58	34	0.00
January 27	56	35	0.03
January 28	59	48	0.11
January 29	77	46	0.00
January 30	46	33	0.02
January 31	35	31	0.03

February 2023 San Antonio Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	35	31	0.61
February 2	45	34	0.03
February 3	58	33	0.00
February 4	62	37	0.00
February 5	73	40	0.00
February 6	76	57	0.00
February 7	72	53	0.26
February 8	66	43	0.27
February 9	71	37	0.00
February 10	57	37	0.00
February 11	62	32	0.00
February 12	63	33	0.00
February 13	72	42	0.00
February 14	80	50	0.00
February 15	81	47	0.00
February 16	71	42	0.00
February 17	56	35	0.00
February 18	56	35	0.00
February 19	74	43	0.00
February 20	79	55	0.00
February 21	85	57	0.00
February 22	89	68	0.00
February 23	80	62	0.00
February 24	63	54	0.00
February 25	70	50	0.00
February 26	81	64	0.00
February 27	87	58	0.00
February 28	84	53	0.00

March 2023 San Antonio Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	88	71	0.00
March 2	84	56	0.16
March 3	78	49	0.00
March 4	81	44	0.00
March 5	80	49	0.00
March 6	82	63	0.00
March 7	81	63	0.00
March 8	85	66	0.00
March 9	85	68	0.00
March 10	78	59	0.00
March 11	92	63	0.00
March 12	85	61	0.00
March 13	70	54	0.00
March 14	70	49	0.00
March 15	72	55	0.00
March 16	84	54	0.26
March 17	60	43	0.16
March 18	50	40	0.31
March 19	59	43	0.00
March 20	56	43	0.02
March 21	72	53	0.21
March 22	80	68	0.00
March 23	83	70	0.00
March 24	89	56	0.07
March 25	83	50	0.00
March 26	85	52	0.00
March 27	81	64	0.00
March 28	73	54	0.01
March 29	65	53	0.00
March 30	79	60	0.11
March 31	87	66	0.00

April 2023 San Antonio Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	87	54	0.00
April 2	89	66	0.00
April 3	92	69	0.00
April 4	87	71	0.00
April 5	78	63	0.00
April 6	65	50	1.13
April 7	55	51	0.50
April 8	75	53	0.00
April 9	70	56	0.00
April 10	74	59	0.00
April 11	77	56	0.00
April 12	79	51	0.00
April 13	80	54	0.00
April 14	82	62	0.00
April 15	93	61	0.21
April 16	78	58	0.00
April 17	80	50	0.00
April 18	80	66	0.00
April 19	81	69	0.01
April 20	88	65	1.09
April 21	82	62	0.48
April 22	79	58	0.00
April 23	68	53	0.44
April 24	70	54	0.00
April 25	79	62	0.00
April 26	85	69	0.01
April 27	84	62	0.13
April 28	86	58	0.75
April 29	78	52	0.00
April 30	87	50	0.00

May 2023 San Antonio Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	83	58	0.00
May 2	80	67	0.00
May 3	84	65	0.00
May 4	85	68	0.00
May 5	94	72	0.00
May 6	88	69	0.06
May 7	82	72	0.04
May 8	91	70	0.00
May 9	75	65	0.37
May 10	83	68	0.00
May 11	89	73	0.00
May 12	87	75	0.00
May 13	78	64	2.31
May 14	87	64	0.00
May 15	81	68	0.06
May 16	87	66	0.07
May 17	88	63	0.00
May 18	88	65	0.00
May 19	89	71	0.00
May 20	81	67	0.31
May 21	73	66	0.17
May 22	85	63	0.00
May 23	89	69	0.00
May 24	88	65	0.23
May 25	85	69	0.00
May 26	86	71	0.00
May 27	85	69	0.00
May 28	85	70	0.00
May 29	87	66	0.30
May 30	88	63	0.00
May 31	88	67	0.00

June 2023 San Antonio Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	90	72	0.00
June 2	90	66	0.41
June 3	88	64	0.08
June 4	83	70	0.12
June 5	90	67	0.08
June 6	87	66	0.17
June 7	88	68	0.00
June 8	91	72	0.00
June 9	98	72	0.00
June 10	96	76	0.00
June 11	98	77	0.00
June 12	97	77	0.00
June 13	95	78	0.00
June 14	93	80	0.00
June 15	99	80	0.00
June 16	101	80	0.00
June 17	96	80	0.00
June 18	103	79	0.00
June 19	105	78	0.00
June 20	105	78	0.00
June 21	105	78	n/a
June 22	95	74	0.05
June 23	102	75	0.00
June 24	102	77	0.00
June 25	102	79	0.00
June 26	104	78	0.00
June 27	104	78	0.00
June 28	102	76	0.00
June 29	99	77	0.00
June 30	100	79	0.00

July 2023 San Antonio Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	100	79	0.00
July 2	97	76	0.00
July 3	96	79	0.00
July 4	97	78	0.00
July 5	95	79	0.12
July 6	91	78	0.00
July 7	92	76	0.01
July 8	100	78	0.00
July 9	101	78	0.00
July 10	103	79	0.00
July 11	103	79	0.00
July 12	105	80	0.00
July 13	106	80	0.00
July 14	105	80	0.00
July 15	104	79	0.00
July 16	103	78	0.00
July 17	104	77	0.00
July 18	104	78	0.00
July 19	104	78	0.00
July 20	103	78	0.00
July 21	102	77	0.00
July 22	104	78	0.00
July 23	99	77	0.04
July 24	101	74	0.00
July 25	100	78	0.00
July 26	101	80	0.00
July 27	100	78	0.00
July 28	100	77	0.00
July 29	99	76	0.00
July 30	100	78	0.00
July 31	103	79	0.00

August 2023 San Antonio Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	102	79	0.00
August 2	102	79	0.00
August 3	101	79	0.00
August 4	105	79	0.00
August 5	104	78	0.00
August 6	105	78	0.00
August 7	105	79	0.00
August 8	105	79	0.00
August 9	106	78	0.00
August 10	106	80	0.00
August 11	106	80	0.00
August 12	105	81	0.00
August 13	104	81	0.00
August 14	103	79	0.00
August 15	103	80	0.00
August 16	104	79	0.00
August 17	106	79	0.00
August 18	104	78	0.00
August 19	103	78	0.00
August 20	104	78	0.00
August 21	105	82	0.00
August 22	91	77	0.87
August 23	98	79	0.00
August 24	100	77	0.00
August 25	104	78	0.00
August 26	103	78	0.00
August 27	105	78	0.00
August 28	102	76	0.07
August 29	100	73	0.00
August 30	101	72	0.00
August 31	102	75	0.00

September 2023 San Antonio Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	100	76	0.00
September 2	101	74	0.00
September 3	100	76	0.00
September 4	102	80	0.00
September 5	103	80	0.00
September 6	102	80	0.00
September 7	103	80	0.00
September 8	104	79	0.00
September 9	102	74	0.38
September 10	100	73	0.00
September 11	97	78	0.00
September 12	95	78	0.00
September 13	93	76	0.00
September 14	98	74	0.02
September 15	96	71	0.02
September 16	94	74	0.00
September 17	95	69	0.00
September 18	95	72	0.00
September 19	96	75	0.00
September 20	98	74	0.00
September 21	98	76	0.00
September 22	98	78	0.00
September 23	99	79	0.00
September 24	101	78	0.00
September 25	98	79	0.01
September 26	97	74	0.00
September 27	96	75	0.00
September 28	96	74	0.00
September 29	95	73	0.00
September 30	95	76	0.00

October 2023 San Antonio Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	94	75	0.00
October 2	92	73	0.00
October 3	96	71	0.00
October 4	97	79	0.00
October 5	82	70	1.41
October 6	86	69	0.00
October 7	78	64	0.00
October 8	78	54	0.00
October 9	82	61	0.00
October 10	75	66	0.00
October 11	74	66	0.03
October 12	86	67	0.00
October 13	93	73	0.01
October 14	82	59	0.00
October 15	79	59	0.00
October 16	77	50	0.00
October 17	77	47	0.00
October 18	83	50	0.00
October 19	90	59	0.00
October 20	94	57	0.00
October 21	93	59	0.00
October 22	87	70	0.00
October 23	83	74	0.00
October 24	83	74	0.16
October 25	88	74	0.06
October 26	82	75	0.63
October 27	85	75	0.38
October 28	87	74	0.01
October 29	85	44	0.20
October 30	49	42	0.31
October 31	61	42	0.01

November 2023 San Antonio Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	64	40	0.00
November 2	67	42	0.00
November 3	76	51	0.00
November 4	80	59	0.00
November 5	81	56	0.00
November 6	81	66	0.00
November 7	85	63	0.00
November 8	82	69	0.00
November 9	75	57	0.38
November 10	59	54	0.15
November 11	60	55	0.00
November 12	59	56	0.35
November 13	64	54	0.00
November 14	74	54	0.00
November 15	76	50	0.00
November 16	65	49	0.00
November 17	79	56	0.00
November 18	66	60	0.00
November 19	67	58	0.04
November 20	82	63	0.00
November 21	63	45	0.00
November 22	68	38	0.00
November 23	58	40	0.13
November 24	65	39	0.00
November 25	60	51	0.00
November 26	59	47	0.00
November 27	58	46	0.00
November 28	62	48	0.00
November 29	62	52	0.05
November 30	70	56	0.30

December 2023 San Antonio Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	74	53	0.00
December 2	72	49	0.00
December 3	74	44	0.00
December 4	70	47	0.00
December 5	73	42	0.00
December 6	69	46	0.00
December 7	71	47	0.00
December 8	72	57	0.00
December 9	79	53	0.02
December 10	62	37	0.00
December 11	65	31	0.00
December 12	69	39	0.00
December 13	58	52	0.14
December 14	63	51	0.00
December 15	65	54	0.19
December 16	68	42	0.00
December 17	70	36	0.00
December 18	73	41	0.00
December 19	68	47	0.00
December 20	73	50	0.00
December 21	64	61	0.00
December 22	72	61	0.05
December 23	70	63	0.18
December 24	75	53	0.53
December 25	58	43	0.00
December 26	59	37	0.00
December 27	68	38	0.00
December 28	63	37	0.00
December 29	63	35	0.00
December 30	69	35	0.00
December 31	72	37	0.00

Next Year >

Weather Station Details

Years	Station	Coordinates
1947–2024	San Antonio International Airport	location
1893–1946	San Antonio Nursery	location