San Juan Weather in 2023

Historical record of San Juan, Puerto Rico weather for the year 2023 based on NOAA data.

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2023 San Juan Weather Extremes
Highest temperature	96 °F	October 16
Lowest temperature	68 °F	April 8
Highest daily low	83 °F	September 14
Lowest daily high	78 °F	January 16
Most daily precipitation	5.2 inches	October 27
Most daily snow	none	-
Total annual precipitation	56.2 inches	-
Total annual snow	none	-

What was the hottest temperature in San Juan in 2023?

The highest temperature recorded in San Juan, Puerto Rico in 2023 was 96 °F which happened 5 different times.

Highest Temperatures: All-Time By Year

Highest Temperatures in San Juan in 2023

Rank	Temperature	Date
1	96 °F	Oct 16
1	96 °F	Oct 15
1	96 °F	Oct 9
1	96 °F	Sep 13
1	96 °F	Aug 24
6	95 °F	Oct 8
6	95 °F	Oct 7
6	95 °F	Oct 5
6	95 °F	Sep 14
6	95 °F	Sep 5
6	95 °F	Sep 4
6	95 °F	Sep 2
6	95 °F	Aug 28
6	95 °F	Aug 27
6	95 °F	Jun 15
6	95 °F	Jun 14
6	95 °F	Jun 9
6	95 °F	Jun 8
6	95 °F	Jun 6

What was the coldest temperature in San Juan in 2023?

The lowest temperature recorded in San Juan, Puerto Rico in 2023 was 68 °F which happened on Apr 8.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in San Juan in 2023

Rank	Temperature	Date
1	68 °F	April 8
2	70 °F	April 10
2	70 °F	April 9
2	70 °F	April 7
2	70 °F	March 14
2	70 °F	March 12
2	70 °F	March 11
2	70 °F	February 28
2	70 °F	February 21
2	70 °F	January 16
2	70 °F	January 15

January 2023 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	85	73	0.42
January 2	84	73	0.01
January 3	84	73	0.43
January 4	79	72	0.96
January 5	84	73	0.19
January 6	85	73	0.31
January 7	82	73	0.39
January 8	85	73	0.14
January 9	84	72	0.01
January 10	85	73	0.00
January 11	84	73	0.30
January 12	84	73	0.00
January 13	85	73	0.06
January 14	88	72	0.02
January 15	87	70	0.83
January 16	78	70	0.40
January 17	82	76	0.00
January 18	83	71	0.01
January 19	84	73	0.02
January 20	85	72	0.00
January 21	85	71	0.10
January 22	85	73	0.00
January 23	86	72	0.00
January 24	84	74	0.04
January 25	84	71	0.04
January 26	84	74	0.03
January 27	83	73	0.42
January 28	83	72	0.12
January 29	83	72	0.29
January 30	83	75	0.05
January 31	84	74	0.04

February 2023 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	83	73	0.39
February 2	84	74	0.17
February 3	84	73	0.06
February 4	83	72	0.15
February 5	83	74	0.05
February 6	86	71	0.00
February 7	85	73	0.16
February 8	84	74	0.16
February 9	85	73	0.23
February 10	85	74	0.16
February 11	83	72	0.05
February 12	85	72	0.03
February 13	85	72	0.02
February 14	84	74	0.02
February 15	84	73	0.09
February 16	83	74	0.47
February 17	83	75	0.00
February 18	84	73	0.06
February 19	83	73	0.08
February 20	83	72	0.03
February 21	83	70	0.03
February 22	84	74	0.01
February 23	83	76	0.06
February 24	83	76	0.02
February 25	83	75	0.05
February 26	83	71	0.03
February 27	82	72	0.00
February 28	84	70	0.00

March 2023 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	84	71	0.04
March 2	84	74	0.00
March 3	86	73	0.00
March 4	87	72	0.00
March 5	85	73	0.03
March 6	84	73	0.01
March 7	85	75	0.04
March 8	84	72	0.00
March 9	86	72	0.01
March 10	83	74	0.00
March 11	82	70	0.00
March 12	83	70	0.00
March 13	85	71	0.00
March 14	86	70	0.00
March 15	82	72	1.58
March 16	86	73	0.01
March 17	81	73	0.02
March 18	82	71	0.00
March 19	84	73	0.00
March 20	86	72	0.00
March 21	85	74	0.03
March 22	84	73	0.15
March 23	83	74	0.00
March 24	84	72	0.08
March 25	84	72	0.02
March 26	85	73	0.00
March 27	83	71	0.04
March 28	84	73	0.00
March 29	85	73	0.05
March 30	87	72	0.14
March 31	84	73	0.00

April 2023 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	83	74	0.01
April 2	85	74	0.02
April 3	85	74	0.00
April 4	86	74	0.04
April 5	80	73	0.08
April 6	81	73	0.00
April 7	80	70	0.40
April 8	79	68	2.06
April 9	84	70	0.00
April 10	86	70	0.00
April 11	87	73	0.00
April 12	86	74	0.00
April 13	85	74	0.00
April 14	84	74	0.00
April 15	85	73	0.07
April 16	84	73	0.15
April 17	83	73	0.02
April 18	84	72	0.03
April 19	87	73	0.00
April 20	86	74	0.00
April 21	85	74	0.05
April 22	85	73	0.37
April 23	86	73	1.20
April 24	83	73	0.00
April 25	84	74	0.00
April 26	85	75	0.17
April 27	86	76	0.00
April 28	86	73	0.78
April 29	86	75	0.04
April 30	91	76	0.00

May 2023 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	92	77	0.00
May 2	91	78	0.00
May 3	89	77	0.00
May 4	92	75	0.00
May 5	91	78	0.00
May 6	92	76	0.00
May 7	90	73	0.00
May 8	88	76	0.00
May 9	93	78	0.00
May 10	93	77	0.00
May 11	89	77	0.00
May 12	88	74	0.20
May 13	87	75	0.45
May 14	88	75	0.00
May 15	91	76	0.00
May 16	87	75	0.00
May 17	93	78	0.01
May 18	89	77	0.02
May 19	86	75	2.73
May 20	87	75	0.27
May 21	89	76	0.01
May 22	90	76	0.06
May 23	91	78	0.00
May 24	89	77	0.00
May 25	91	77	0.00
May 26	91	78	0.12
May 27	90	79	0.00
May 28	89	79	0.00
May 29	87	77	0.06
May 30	86	76	0.07
May 31	92	77	0.00

June 2023 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	93	78	0.00
June 2	92	81	0.00
June 3	93	82	0.00
June 4	94	82	0.00
June 5	94	82	0.00
June 6	95	78	0.00
June 7	94	78	0.00
June 8	95	79	0.00
June 9	95	80	0.01
June 10	94	81	0.01
June 11	93	79	0.00
June 12	91	79	0.19
June 13	92	78	0.05
June 14	95	80	0.00
June 15	95	80	0.00
June 16	93	79	0.00
June 17	90	78	0.01
June 18	91	79	0.40
June 19	91	78	0.00
June 20	92	78	0.00
June 21	93	80	0.26
June 22	90	81	0.00
June 23	90	77	0.40
June 24	89	77	0.17
June 25	89	79	0.11
June 26	89	79	0.04
June 27	90	79	0.01
June 28	91	78	0.60
June 29	86	76	0.04
June 30	93	79	0.00

July 2023 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	92	80	0.00
July 2	93	80	0.00
July 3	90	80	0.03
July 4	86	79	0.22
July 5	89	81	0.00
July 6	89	81	0.00
July 7	89	80	0.00
July 8	88	76	1.58
July 9	88	77	0.16
July 10	89	78	0.00
July 11	89	82	0.01
July 12	89	78	0.66
July 13	90	80	0.11
July 14	90	80	0.00
July 15	89	80	0.06
July 16	89	81	0.00
July 17	89	79	0.04
July 18	90	81	0.13
July 19	91	82	0.08
July 20	89	80	0.00
July 21	89	80	0.00
July 22	94	79	0.00
July 23	91	80	0.00
July 24	90	80	0.00
July 25	89	75	0.76
July 26	90	79	0.06
July 27	89	78	0.08
July 28	90	79	0.00
July 29	90	80	0.00
July 30	90	80	0.00
July 31	90	78	0.03

August 2023 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	90	77	0.47
August 2	89	79	0.00
August 3	89	79	0.01
August 4	91	80	0.00
August 5	91	80	0.00
August 6	93	80	0.51
August 7	91	80	1.03
August 8	90	81	0.09
August 9	92	80	0.00
August 10	94	81	0.01
August 11	92	81	0.00
August 12	88	79	0.58
August 13	91	77	0.33
August 14	89	80	0.00
August 15	90	83	0.00
August 16	90	82	0.00
August 17	90	79	0.16
August 18	89	76	0.43
August 19	90	81	0.08
August 20	90	78	0.24
August 21	85	77	0.18
August 22	83	77	0.04
August 23	92	78	0.00
August 24	96	82	0.00
August 25	87	82	0.00
August 26	93	79	0.21
August 27	95	78	0.00
August 28	95	82	0.00
August 29	92	81	0.00
August 30	93	80	0.00
August 31	91	81	0.00

September 2023 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	91	80	0.00
September 2	95	81	0.00
September 3	93	80	0.01
September 4	95	80	0.00
September 5	95	79	0.00
September 6	91	78	0.00
September 7	91	80	0.96
September 8	89	77	0.01
September 9	90	79	0.20
September 10	89	80	0.06
September 11	90	79	0.10
September 12	93	80	0.00
September 13	96	82	0.00
September 14	95	83	0.00
September 15	94	81	0.00
September 16	91	80	0.00
September 17	91	80	0.01
September 18	92	80	0.00
September 19	91	81	0.02
September 20	90	80	0.00
September 21	89	80	0.54
September 22	91	79	0.07
September 23	89	80	0.13
September 24	92	79	0.31
September 25	91	81	0.00
September 26	90	81	0.07
September 27	89	79	0.16
September 28	91	80	0.05
September 29	91	82	0.05
September 30	91	82	0.30

October 2023 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	89	79	1.54
October 2	90	82	0.25
October 3	90	81	0.18
October 4	89	79	0.20
October 5	95	80	0.00
October 6	94	82	0.00
October 7	95	82	0.00
October 8	95	78	0.00
October 9	96	81	0.00
October 10	92	81	0.00
October 11	91	79	0.00
October 12	91	81	0.00
October 13	91	81	0.00
October 14	92	81	0.00
October 15	96	81	0.58
October 16	96	82	0.00
October 17	92	79	0.01
October 18	92	79	0.00
October 19	90	81	0.00
October 20	90	80	0.09
October 21	89	80	0.00
October 22	87	78	0.40
October 23	91	79	0.18
October 24	89	81	0.08
October 25	88	77	0.33
October 26	88	77	0.56
October 27	86	77	5.20
October 28	91	78	0.05
October 29	90	78	0.08
October 30	85	79	0.00
October 31	92	79	0.00

November 2023 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	90	80	0.00
November 2	89	78	0.01
November 3	89	79	0.09
November 4	89	79	0.06
November 5	89	78	0.00
November 6	88	78	0.13
November 7	90	79	0.42
November 8	88	75	0.39
November 9	89	76	1.15
November 10	84	78	0.16
November 11	89	78	0.35
November 12	89	77	0.12
November 13	88	77	0.23
November 14	88	78	0.00
November 15	90	77	0.11
November 16	89	77	0.00
November 17	90	78	0.05
November 18	90	80	0.00
November 19	92	81	0.00
November 20	84	80	0.03
November 21	84	77	0.50
November 22	85	77	0.81
November 23	86	76	0.03
November 24	87	76	0.15
November 25	87	76	0.02
November 26	87	76	0.08
November 27	87	75	0.00
November 28	86	77	0.06
November 29	87	75	0.02
November 30	86	76	0.09

December 2023 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	87	78	0.03
December 2	86	76	0.02
December 3	85	78	0.02
December 4	89	75	0.02
December 5	86	77	0.05
December 6	88	77	0.03
December 7	87	76	0.02
December 8	87	77	0.67
December 9	88	79	0.02
December 10	83	75	2.26
December 11	86	74	0.07
December 12	85	76	0.05
December 13	86	77	0.04
December 14	84	75	0.02
December 15	82	74	1.23
December 16	84	74	0.45
December 17	82	76	0.53
December 18	85	73	0.01
December 19	85	73	0.02
December 20	84	73	0.00
December 21	84	73	0.70
December 22	83	74	0.74
December 23	83	73	0.33
December 24	83	74	0.02
December 25	84	73	0.22
December 26	82	74	0.05
December 27	83	73	0.02
December 28	82	74	0.01
December 29	83	72	0.01
December 30	83	73	0.00
December 31	84	74	0.06

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Weather Station Details

Years	Station	Coordinates
1956–2024	San Juan Airport	location