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Data Calendar for San Juan

The calendar chart below shows the daily reported climate variables. You can click on a date to display the values for all sites for that day. Time stamps are displayed in the America/Puerto_Rico timezone. Wind speeds are in mph and temperatures in Fahrenheit. Values flagged with a (E) are estimated by the IEM.

Year:  

Month:  

 

Sep 2026Oct 2026 Nov 2026
SundayMondayTuesdayWednesday ThursdayFridaySaturday
2728293001
High: 92
Low: 78
Precip: 0.01
Avg Wind: ESE @ 7.2
Gust:
E @ 29
(2:28 PM)
RH% Min/Max: 49-88
Feel Min/Max: 78 to 99		02
High: 89
Low: 78
Precip: 0.00
Avg Wind: E @ 7.6
Gust:
ENE @ 27
(12:35 PM)
RH% Min/Max: 66-85
Feel Min/Max: 79 to 100		03
High: 89
Low: 79
Precip: Trace
Avg Wind: E @ 6.6
Gust:
ENE @ 29
(12:56 PM)
RH% Min/Max: 57-82
Feel Min/Max: 84 to 98
04
High: 88
Low: 76
Precip: 1.87
Avg Wind: E @ 3.1
Gust:
NE @ 21
(1:30 PM)
RH% Min/Max: 63-94
Feel Min/Max: 76 to 98		05
High: 89
Low: 78
Precip: 0.21
Avg Wind: E @ 5.9
Gust:
E @ 23
(3:30 PM)
RH% Min/Max: 65-91
Feel Min/Max: 78 to 100		06
High: 89
Low: 79
Precip: 0.01
Avg Wind: ENE @ 7.8
Gust:
ENE @ 33
(4:37 PM)
RH% Min/Max: 65-91
Feel Min/Max: 79 to 99		07
High: 91
Low: 77
Precip: 0.08
Avg Wind: SE @ 5.0
Gust:
SSE @ 24
(1:56 PM)
RH% Min/Max: 56-88
Feel Min/Max: 77 to 98		08
High: 91
Low: 78
Precip: 0.00
Avg Wind: E @ 6.9
Gust:
E @ 26
(11:56 AM)
RH% Min/Max: 58-88
Feel Min/Max: 79 to 100		09
High: 89
Low: 79
Precip: Trace
Snow: 0.0
Snow Depth: 0.0
Avg Wind: E @ 9.2
Gust:
ENE @ 32
(2:47 PM)
RH% Min/Max: 66-82
Feel Min/Max: 84 to 100		10
High: 88
Low: 77
Precip: 0.08
Avg Wind: E @ 7.4
Gust:
E @ 28
(3:25 PM)
RH% Min/Max: 65-88
Feel Min/Max: 77 to 98
11
High: 89
Low: 76
Precip: 0.18
Avg Wind: E @ 7.4
Gust:
E @ 28
(12:56 PM)
RH% Min/Max: 61-89
Feel Min/Max: 75 to 98		12
High: 91
Low: 77
Precip: 0.25
Avg Wind: E @ 7.8
Gust:
NE @ 27
(2:40 PM)
RH% Min/Max: 60-88
Feel Min/Max: 77 to 101		13
High: 88
Low: 79
Precip: 0.21
Avg Wind: ENE @ 5.6
Gust:
NNE @ 22
(6:15 AM)
RH% Min/Max: 70-91
Feel Min/Max: 79 to 98		14
High: 89
Low: 79
Precip: Trace
Avg Wind: ENE @ 6.7
Gust:
NE @ 25
(1:40 PM)
RH% Min/Max: 59-85
Feel Min/Max: 79 to 100		15
High: 89
Low: 79
Precip: 0.13
Avg Wind: ENE @ 8.2
Gust:
E @ 25
(9:56 AM)
RH% Min/Max: 64-91
Feel Min/Max: 79 to 99		16
High: 89
Low: 79
Precip: Trace
Avg Wind: E @ 7.5
Gust:
E @ 25
(3:05 PM)
RH% Min/Max: 56-85
Feel Min/Max: 85 to 100		17
High: 88
Low: 79
Precip: 0.19
Avg Wind: ENE @ 7.0
Gust:
ENE @ 24
(1:15 PM)
RH% Min/Max: 66-91
Feel Min/Max: 79 to 98
18
High: 87
Low: 78
Precip: 0.04
Avg Wind: E @ 3.1
RH% Min/Max: 70-91
Feel Min/Max: 78 to 95		19
High: 88
Low: 78
Precip: 0.06
Avg Wind: E @ 4.3
Gust:
NNE @ 24
(11:50 AM)
RH% Min/Max: 65-88
Feel Min/Max: 79 to 98		20
High: 88
Low: 77
Precip: 0.01
Avg Wind: ENE @ 4.4
Gust:
ENE @ 22
(2:40 PM)
RH% Min/Max: 68-88
Feel Min/Max: 78 to 99		21
High: 94
Low: 77
Precip: Trace
Avg Wind: S @ 5.0
Gust:
SSE @ 23
(3:56 PM)
RH% Min/Max: 48-88
Feel Min/Max: 77 to 101		22
High: 94
Low: 80
Precip: Trace
Avg Wind: SSE @ 5.2
Gust:
S @ 21
(12:56 PM)
RH% Min/Max: 52-85
Feel Min/Max: 85 to 101		23
High: 93
Low: 79
Precip: Trace
Avg Wind: ESE @ 5.3
Gust:
SSE @ 23
(4:00 PM)
RH% Min/Max: 52-88
Feel Min/Max: 79 to 101		24
High: 93
Low: 80
Precip: Trace
Avg Wind: SE @ 6.1
Gust:
SSE @ 24
(10:56 AM)
RH% Min/Max: 51-85
Feel Min/Max: 85 to 102
25
High: 94
Low: 81
Precip: Trace
Avg Wind: SE @ 6.5
Gust:
ESE @ 28
(11:20 AM)
RH% Min/Max: 54-82
Feel Min/Max: 86 to 105		26
High: 94
Low: 80
Precip: Trace
Avg Wind: SSE @ 6.4
Gust:
ESE @ 26
(11:56 AM)
RH% Min/Max: 51-82
Feel Min/Max: 86 to 103		27
High: 93
Low: 80
Precip: Trace
Avg Wind: SE @ 5.8
Gust:
ESE @ 25
(12:56 PM)
RH% Min/Max: 49-85
Feel Min/Max: 85 to 101		28
High: 93
Low: 80
Precip: Trace
Avg Wind: SE @ 4.2
Gust:
SE @ 18
(3:35 PM)
RH% Min/Max: 46-85
Feel Min/Max: 85 to 100		29
High: 91
Low: 80
Precip: 0.36
Gust:
E @ 22
(2:56 PM)
RH% Min/Max: 58-82
Feel Min/Max: 85 to 101		30

Precip: M		31

The data presented here provided by IEM API webservice: daily.json. A simple CSV option exists as well.

Daily High/Low Plot


Description: This chart of the monthly temperature data. The bars are the observations and the dots are climatology.

Daily Rainfall


Description: This chart is of daily precipitation for the month. The red line would be an average month while the blue line and bars are observations.

Daily Average Wind Speeds


Description: This chart is of the daily average wind speeds.

The data presented here provided by IEM API webservice: daily.json. A simple CSV option exists as well.