San Juan Weather in 2009

Historical record of San Juan, Puerto Rico weather for the year 2009 based on NOAA data.

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2009 San Juan Weather Extremes
Highest temperature	95 °F	August 26
Lowest temperature	69 °F	February 17
Highest daily low	82 °F	July 16
Lowest daily high	78 °F	February 19
Most daily precipitation	3.9 inches	September 13
Most daily snow	none	-
Total annual precipitation	64.9 inches	-
Total annual snow	none	-

What was the hottest temperature in San Juan in 2009?

The highest temperature recorded in San Juan, Puerto Rico in 2009 was 95 °F which happened on August 26.

Highest Temperatures: All-Time By Year

Highest Temperatures in San Juan in 2009

Rank	Temperature	Date
1	95 °F	Aug 26
2	94 °F	Sep 17
2	94 °F	Sep 9
4	93 °F	Oct 23
4	93 °F	Sep 10
4	93 °F	Aug 25
4	93 °F	Aug 21
4	93 °F	Jul 1
4	93 °F	Jun 27
4	93 °F	Jun 23

What was the coldest temperature in San Juan in 2009?

The lowest temperature recorded in San Juan, Puerto Rico in 2009 was 69 °F which happened 2 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in San Juan in 2009

Rank	Temperature	Date
1	69 °F	February 17
1	69 °F	January 1
3	70 °F	March 27
3	70 °F	March 21
3	70 °F	March 20
3	70 °F	March 14
3	70 °F	January 2
8	71 °F	December 23
8	71 °F	April 3
8	71 °F	March 29
8	71 °F	March 28
8	71 °F	March 19
8	71 °F	March 18
8	71 °F	March 17
8	71 °F	March 16
8	71 °F	March 13
8	71 °F	March 5
8	71 °F	February 28
8	71 °F	February 25
8	71 °F	February 20
8	71 °F	February 16
8	71 °F	February 15
8	71 °F	February 14
8	71 °F	February 10
8	71 °F	February 9
8	71 °F	February 8
8	71 °F	February 7
8	71 °F	February 3
8	71 °F	January 29
8	71 °F	January 24
8	71 °F	January 18

January 2009 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	81	69	0.00
January 2	84	70	0.00
January 3	82	74	0.13
January 4	84	73	0.00
January 5	84	73	0.00
January 6	84	74	0.01
January 7	85	73	0.00
January 8	84	73	0.06
January 9	85	73	0.00
January 10	84	74	0.20
January 11	83	74	0.01
January 12	84	72	0.05
January 13	84	73	0.13
January 14	82	72	0.03
January 15	84	73	0.15
January 16	83	74	0.22
January 17	81	75	0.20
January 18	87	71	0.00
January 19	88	74	0.00
January 20	87	73	0.00
January 21	88	76	0.65
January 22	84	74	0.11
January 23	85	73	0.01
January 24	84	71	0.00
January 25	84	72	0.00
January 26	83	74	0.12
January 27	80	74	0.05
January 28	83	73	0.19
January 29	83	71	0.05
January 30	83	72	0.12
January 31	84	72	0.00

February 2009 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	84	75	0.00
February 2	86	73	0.05
February 3	87	71	0.00
February 4	85	72	0.03
February 5	85	74	0.00
February 6	83	73	0.05
February 7	81	71	0.39
February 8	83	71	0.62
February 9	80	71	1.38
February 10	81	71	0.52
February 11	82	74	0.01
February 12	82	72	0.03
February 13	82	73	0.01
February 14	82	71	0.00
February 15	80	71	0.00
February 16	86	71	0.00
February 17	83	69	0.00
February 18	81	72	0.08
February 19	78	73	0.12
February 20	84	71	0.02
February 21	85	72	0.00
February 22	86	73	0.01
February 23	84	72	0.00
February 24	84	73	0.00
February 25	85	71	0.00
February 26	84	72	0.00
February 27	84	72	0.00
February 28	84	71	0.00

March 2009 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	85	73	0.04
March 2	86	73	0.00
March 3	88	76	0.02
March 4	83	76	0.00
March 5	80	71	0.81
March 6	81	72	0.02
March 7	81	73	0.00
March 8	81	74	0.00
March 9	82	73	0.00
March 10	82	75	0.00
March 11	83	73	0.00
March 12	81	73	0.01
March 13	82	71	0.13
March 14	81	70	0.26
March 15	83	72	0.25
March 16	81	71	0.35
March 17	83	71	0.18
March 18	84	71	0.00
March 19	84	71	0.00
March 20	86	70	0.00
March 21	86	70	0.01
March 22	83	73	0.10
March 23	80	73	0.57
March 24	81	74	0.00
March 25	81	73	0.11
March 26	81	74	0.00
March 27	81	70	0.00
March 28	83	71	0.00
March 29	84	71	0.04
March 30	84	72	0.00
March 31	83	74	0.31

April 2009 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	85	72	0.00
April 2	83	73	0.00
April 3	84	71	0.00
April 4	84	72	0.03
April 5	84	73	0.10
April 6	86	73	0.07
April 7	86	73	0.00
April 8	87	74	0.00
April 9	87	73	0.00
April 10	86	74	0.01
April 11	85	74	0.01
April 12	86	73	0.01
April 13	86	74	0.00
April 14	86	73	0.04
April 15	86	73	0.15
April 16	91	72	0.00
April 17	86	75	0.00
April 18	89	74	0.24
April 19	85	72	0.95
April 20	86	75	0.00
April 21	87	77	0.29
April 22	89	76	0.00
April 23	86	76	0.00
April 24	86	72	0.08
April 25	81	72	0.56
April 26	85	73	0.00
April 27	86	76	0.00
April 28	86	75	0.03
April 29	83	74	0.10
April 30	84	72	0.13

May 2009 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	84	75	0.02
May 2	84	76	0.00
May 3	84	74	0.00
May 4	84	75	0.26
May 5	87	74	0.10
May 6	81	75	0.33
May 7	83	76	0.09
May 8	85	76	0.12
May 9	84	76	0.26
May 10	86	77	0.01
May 11	83	76	0.01
May 12	83	75	0.87
May 13	82	73	0.60
May 14	83	75	0.04
May 15	85	75	0.05
May 16	84	77	0.00
May 17	85	75	0.03
May 18	83	75	0.15
May 19	88	75	0.17
May 20	88	76	0.00
May 21	85	76	0.47
May 22	86	77	0.00
May 23	87	78	0.00
May 24	86	77	0.46
May 25	88	77	0.74
May 26	84	78	0.14
May 27	88	76	0.36
May 28	92	78	0.00
May 29	89	78	0.00
May 30	86	77	0.00
May 31	87	76	0.00

June 2009 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	84	74	1.26
June 2	88	76	0.23
June 3	84	75	2.74
June 4	88	76	0.00
June 5	89	76	0.02
June 6	89	76	0.07
June 7	87	77	0.04
June 8	90	78	0.00
June 9	90	76	0.09
June 10	91	77	0.00
June 11	87	76	1.14
June 12	88	78	0.52
June 13	86	77	1.35
June 14	87	77	0.05
June 15	88	77	0.00
June 16	89	77	0.12
June 17	88	78	0.00
June 18	90	78	0.00
June 19	91	79	0.06
June 20	89	76	0.23
June 21	90	77	1.17
June 22	92	76	0.00
June 23	93	80	0.00
June 24	92	79	0.00
June 25	91	80	0.00
June 26	92	80	0.00
June 27	93	79	0.00
June 28	91	80	0.00
June 29	89	79	0.00
June 30	91	79	1.28

July 2009 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	93	78	0.00
July 2	91	79	0.00
July 3	89	80	0.00
July 4	90	80	0.00
July 5	90	78	0.26
July 6	88	75	0.43
July 7	89	81	0.00
July 8	89	80	0.09
July 9	89	79	0.13
July 10	89	80	0.02
July 11	91	81	0.07
July 12	89	80	0.02
July 13	91	79	0.17
July 14	91	80	0.00
July 15	90	81	0.09
July 16	90	82	0.00
July 17	90	81	0.02
July 18	90	77	0.46
July 19	91	76	0.52
July 20	89	79	0.02
July 21	90	75	2.31
July 22	91	81	0.00
July 23	91	81	0.00
July 24	90	81	0.00
July 25	90	80	0.03
July 26	91	79	0.04
July 27	90	78	0.04
July 28	90	81	0.00
July 29	90	81	0.07
July 30	89	81	0.01
July 31	90	80	0.00

August 2009 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	89	78	0.06
August 2	89	79	0.00
August 3	91	78	0.23
August 4	90	79	0.10
August 5	87	77	1.06
August 6	92	77	0.05
August 7	90	80	0.00
August 8	90	80	0.01
August 9	90	77	0.17
August 10	88	77	0.03
August 11	89	80	0.00
August 12	89	78	1.16
August 13	91	79	0.38
August 14	90	80	0.00
August 15	89	78	0.10
August 16	89	78	0.03
August 17	87	78	1.74
August 18	89	81	0.00
August 19	88	80	0.21
August 20	88	80	0.06
August 21	93	80	0.02
August 22	91	81	0.10
August 23	89	80	0.00
August 24	90	80	0.06
August 25	93	79	0.00
August 26	95	80	0.00
August 27	91	79	0.00
August 28	91	80	0.01
August 29	90	76	2.88
August 30	89	78	0.07
August 31	91	79	0.04

September 2009 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	89	81	0.00
September 2	89	81	0.00
September 3	89	80	0.01
September 4	89	79	0.04
September 5	82	74	0.78
September 6	89	78	0.01
September 7	89	80	0.00
September 8	89	79	0.00
September 9	94	79	0.22
September 10	93	80	0.00
September 11	89	80	0.00
September 12	89	79	0.00
September 13	88	77	3.85
September 14	90	78	0.05
September 15	90	78	0.09
September 16	88	78	0.21
September 17	94	78	0.00
September 18	89	78	0.48
September 19	90	78	0.00
September 20	87	75	0.53
September 21	88	78	0.10
September 22	89	78	0.01
September 23	89	80	0.02
September 24	90	79	0.03
September 25	90	80	0.00
September 26	89	80	0.00
September 27	91	79	0.00
September 28	92	81	0.00
September 29	91	80	0.00
September 30	91	81	0.00

October 2009 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	92	80	0.00
October 2	89	79	0.29
October 3	92	79	0.00
October 4	90	80	0.00
October 5	92	81	0.00
October 6	92	80	0.00
October 7	91	81	0.00
October 8	90	81	0.23
October 9	89	81	0.06
October 10	90	81	0.16
October 11	90	80	0.29
October 12	88	78	0.42
October 13	89	79	0.02
October 14	89	78	0.16
October 15	88	80	0.15
October 16	92	79	0.00
October 17	92	79	0.00
October 18	90	76	0.40
October 19	89	78	0.00
October 20	88	77	0.07
October 21	89	78	0.00
October 22	89	78	0.00
October 23	93	78	0.00
October 24	91	80	0.00
October 25	91	79	0.00
October 26	90	79	0.01
October 27	90	78	0.55
October 28	90	78	0.50
October 29	88	79	0.01
October 30	87	77	0.29
October 31	87	77	0.01

November 2009 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	87	78	0.03
November 2	87	77	0.02
November 3	87	78	0.00
November 4	87	76	1.57
November 5	87	77	0.00
November 6	87	77	0.02
November 7	87	77	0.00
November 8	87	77	0.08
November 9	81	73	3.10
November 10	85	75	0.33
November 11	89	75	0.03
November 12	90	75	0.00
November 13	91	77	0.00
November 14	89	77	0.30
November 15	90	76	0.82
November 16	83	75	2.35
November 17	86	75	0.00
November 18	84	74	2.48
November 19	85	74	0.01
November 20	85	76	0.20
November 21	91	76	0.00
November 22	89	77	0.01
November 23	87	77	0.00
November 24	87	77	0.00
November 25	85	75	0.71
November 26	86	74	0.03
November 27	86	74	0.00
November 28	86	74	0.00
November 29	85	75	0.05
November 30	87	75	0.00

December 2009 San Juan Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	86	75	0.00
December 2	86	76	0.14
December 3	86	76	0.09
December 4	86	76	0.06
December 5	87	76	0.00
December 6	86	76	0.00
December 7	86	74	0.18
December 8	86	75	0.07
December 9	85	75	0.30
December 10	87	76	0.41
December 11	85	75	0.22
December 12	85	72	0.00
December 13	84	77	0.02
December 14	85	74	0.10
December 15	84	76	0.05
December 16	84	75	0.02
December 17	83	75	0.00
December 18	83	73	0.00
December 19	88	74	0.00
December 20	89	76	0.00
December 21	88	74	0.00
December 22	86	74	0.00
December 23	87	71	0.00
December 24	88	75	0.00
December 25	85	75	0.15
December 26	85	74	0.00
December 27	86	75	0.01
December 28	86	76	0.00
December 29	86	75	0.00
December 30	81	77	0.01
December 31	84	74	0.00

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Weather Station Details

Years	Station	Coordinates
1956–2024	San Juan Airport	location