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San Juan, Puerto Rico Climate Guide to the Average Weather & Temperatures with Graphs Elucidating Sunshine and Rainfall Data & Information about Wind Speeds & Humidity:
- San Juan, Puerto Rico latitude & longitude; 18°26'N 66°0'W.
- Altitude; 3 m (10 ft).
- The average temperature in San Juan, Puerto Rico is 25.6 °C (78 °F).
- The range of average monthly temperatures is 3.5 °C.
- The warmest average max/ high temperature is 31 °C (88 °F) in June, July, August, September & October.
- The coolest average min/ low temperature is 19 °C (66 °F) in February.
- San Juan, Puerto Rico receives on average 1628 mm (64.1 in) of precipitation annually or 136 mm (5.3 in) each month.
- On balance there are 204 days annually on which greater than 0.1 mm (0.004 in) of precipitation (rain, sleet, snow or hail) occurrs or 17 days on an average month.
- The month with the driest weather is March when on balance 56 mm (2.2 in) of rain, sleet, hail or snow falls across 11 days.
- The month with the wettest weather is May & August when on balance 181 mm (7.1 in) of rainfall (precipitation) occurrs.
- Mean relative humidity for an average year is recorded as 76.5% and on a monthly basis it ranges from 73% in March to 78% in June, July, August, September, October & November.
- There is an average range of hours of sunshine in San Juan, Puerto Rico of between 6.5 hours per day in December and 8.8 hours per day in March.
- On balance there are 2829 sunshine hours annually and approximately 7.8 sunlight hours for each day.
- On balance there are 0 days annually registering frost in San Juan, Puerto Rico and in January there are on average 0 days with frost.
San Juan, Puerto Rico Climate Graph (Metric | Imperial units)
Add the San Juan, Puerto Rico Climate Graph (metric) to your web page!
Use our metric climate graph for San Juan, Puerto Rico on your travel or accommodation website to help people thinking of booking a flight or hotel, renting a villa or purchasing property etc. (a back link is required):
San Juan, Puerto Rico Weather Averages
| |
Average Minimum Temperatures in San Juan, Puerto Rico (°C) |
Average Maximum Temperature in San Juan, Puerto Rico (°C) |
San Juan, Puerto Rico Average Temperature (°C) |
Average Sea Temp (°C) |
Average Precipitation/ Rainfall (mm) |
Wet Days (>0.1 mm) |
Average Sunlight Hours/ Day |
Relative Humidity (%) |
Average Wind Speed in San Juan, Puerto Rico (Beaufort) |
Average Number of Days with Frost |
|
| Weather in San Juan, Puerto Rico in January |
20 |
27 |
23.5 |
26 |
119 |
17 |
7.4 |
75 |
3 |
0 |
Average Temperature in San Juan, Puerto Rico in January |
| Weather in San Juan, Puerto Rico in February |
19 |
28 |
23.5 |
26 |
71 |
13 |
7.7 |
75 |
3 |
0 |
Average Temperature in San Juan, Puerto Rico in February |
| Weather in San Juan, Puerto Rico in March |
20 |
28 |
24 |
26 |
56 |
11 |
8.8 |
73.0 |
3 |
0 |
Average Temperature in San Juan, Puerto Rico in March |
| Weather in San Juan, Puerto Rico in April |
21 |
29 |
25 |
27 |
94 |
14 |
8.5 |
75 |
3 |
0 |
Average Temperature in San Juan, Puerto Rico in April |
| Weather in San Juan, Puerto Rico in May |
22 |
30 |
26 |
27 |
181 |
19 |
7.9 |
77 |
3 |
0 |
Average Temperature in San Juan, Puerto Rico in May |
| Weather in San Juan, Puerto Rico in June |
23 |
31 |
27 |
28 |
144 |
18 |
7.5 |
78 |
3 |
0 |
Average Temperature in San Juan, Puerto Rico in June |
| Weather in San Juan, Puerto Rico in July |
23 |
31 |
27 |
28 |
159 |
21 |
8.4 |
78 |
3 |
0 |
Average Temperature in San Juan, Puerto Rico in July |
| Weather in San Juan, Puerto Rico in August |
23 |
31 |
27 |
28 |
181 |
19 |
8.5 |
78 |
3 |
0 |
Average Temperature in San Juan, Puerto Rico in August |
| Weather in San Juan, Puerto Rico in September |
23 |
31 |
27 |
29 |
172 |
18 |
7.1 |
78 |
2 |
0 |
Average Temperature in San Juan, Puerto Rico in September |
| Weather in San Juan, Puerto Rico in October |
23 |
31 |
27 |
29 |
148 |
17 |
7.5 |
78 |
2 |
0 |
Average Temperature in San Juan, Puerto Rico in October |
| Weather in San Juan, Puerto Rico in November |
22 |
30 |
26 |
28 |
165 |
18 |
7.0 |
78 |
2 |
0 |
Average Temperature in San Juan, Puerto Rico in November |
| Weather in San Juan, Puerto Rico in December |
21 |
28 |
24.5 |
27 |
138 |
19 |
6.5 |
75 |
3 |
0 |
Average Temperature in San Juan, Puerto Rico in December |
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Add the San Juan, Puerto Rico Climograph/ Climate Chart (imperial) to your web page!
Use our imperial climate chart for San Juan, Puerto Rico on your travel or accommodation website to help people thinking of booking a flight or hotel, renting a villa or purchasing property etc. (a back link is required):
San Juan, Puerto Rico Temperatures in Farenheit
| |
Average Minimum Temperatures in San Juan, Puerto Rico (°F) |
Average Maximum Temperature in San Juan, Puerto Rico (°F) |
Average Temperature (°F) |
Average Sea Temp (°F) |
Average Precipitation/ Rainfall (in) |
Wet Days (>0.004 in) |
Average Sunlight Hours/ Day |
Relative Humidity (%) |
Average Wind Speed (Beaufort) |
Average Number of Days with Frost |
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| Temperatures in San Juan, Puerto Rico in January |
68 |
81 |
74 |
79 |
4.7 |
17 |
7.4 |
75 |
3 |
0 |
Climate in San Juan, Puerto Rico in January |
| Temperatures in San Juan, Puerto Rico in February |
66 |
82 |
74 |
79 |
2.8 |
13 |
7.7 |
75 |
3 |
0 |
Climate in San Juan, Puerto Rico in February |
| Temperatures in San Juan, Puerto Rico in March |
68 |
82 |
75 |
79 |
2.2 |
11 |
8.8 |
73 |
3 |
0 |
Climate in San Juan, Puerto Rico in March |
| Temperatures in San Juan, Puerto Rico in April |
70 |
84 |
77 |
81 |
3.7 |
14 |
8.5 |
75 |
3 |
0 |
Climate in San Juan, Puerto Rico in April |
| Temperatures in San Juan, Puerto Rico in May |
72 |
86 |
79 |
81 |
7.1 |
19 |
7.9 |
77 |
3 |
0 |
Climate in San Juan, Puerto Rico in May |
| Temperatures in San Juan, Puerto Rico in June |
73 |
88 |
81 |
82 |
5.7 |
18 |
7.5 |
78 |
3 |
0 |
Climate in San Juan, Puerto Rico in June |
| Temperatures in San Juan, Puerto Rico in July |
73 |
88 |
81 |
82 |
6.3 |
21 |
8.4 |
78 |
3 |
0 |
Climate in San Juan, Puerto Rico in July |
| Temperatures in San Juan, Puerto Rico in August |
73 |
88 |
81 |
82 |
7.1 |
19 |
8.5 |
78 |
3 |
0 |
Climate in San Juan, Puerto Rico in August |
| Temperatures in San Juan, Puerto Rico in September |
73 |
88 |
81 |
84 |
6.8 |
18 |
7.1 |
78 |
2 |
0 |
Climate in San Juan, Puerto Rico in September |
| Temperatures in San Juan, Puerto Rico in October |
73 |
88 |
81 |
84 |
5.8 |
17 |
7.5 |
78 |
2 |
0 |
Climate in San Juan, Puerto Rico in October |
| Temperatures in San Juan, Puerto Rico in November |
72 |
86 |
79 |
82 |
6.5 |
18 |
7.0 |
78 |
2 |
0 |
Climate in San Juan, Puerto Rico in November |
| Temperatures in San Juan, Puerto Rico in December |
70 |
82 |
76 |
81 |
5.4 |
19 |
6.5 |
75 |
3 |
0 |
Climate in San Juan, Puerto Rico in December |
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