Search for cities, countries, lakes and rivers
Sea Temperature in San Juan in September
© Wilfredo Botto
Complete information on the sea temperature range in the Pacific Ocean in San Juan in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in San Juan. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Water Temperature Range in San Juan in September
54°F
MINIMUN
59°F
AVERAGE
64°F
MAXIMUM
Historical Data of Water Temperature in September in San Juan
Water Temperature Chart for Pacific Ocean in San Juan in September
Sea Temperature Table in San Juan in September Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Sep 1 | 57°C | 59°C | 57°C | 58°C |
| Sep 2 | 59°C | 59°C | 61°C | 59°C |
| Sep 3 | 59°C | 59°C | 61°C | 59°C |
| Sep 4 | 59°C | 59°C | 59°C | 58°C |
| Sep 5 | 57°C | 59°C | 61°C | 59°C |
| Sep 6 | 57°C | 59°C | 59°C | 58°C |
| Sep 7 | 59°C | 59°C | 59°C | 59°C |
| Sep 8 | 57°C | 59°C | 59°C | 58°C |
| Sep 9 | 57°C | 59°C | 61°C | 59°C |
| Sep 10 | 59°C | 59°C | 61°C | 59°C |
| Sep 11 | 57°C | 57°C | 61°C | 58°C |
| Sep 12 | 57°C | 57°C | 61°C | 58°C |
| Sep 13 | 57°C | 57°C | 61°C | 59°C |
| Sep 14 | 57°C | 57°C | 59°C | 58°C |
| Sep 15 | 57°C | 57°C | 59°C | 58°C |
| Sep 16 | 57°C | 59°C | 57°C | 58°C |
| Sep 17 | 57°C | 59°C | 61°C | 59°C |
| Sep 18 | 57°C | 57°C | 59°C | 58°C |
| Sep 19 | 57°C | 59°C | 61°C | 59°C |
| Sep 20 | 57°C | 57°C | 61°C | 58°C |
| Sep 21 | 57°C | 57°C | 61°C | 58°C |
| Sep 22 | 57°C | 59°C | 59°C | 59°C |
| Sep 23 | 57°C | 59°C | 61°C | 59°C |
| Sep 24 | 57°C | 59°C | 61°C | 59°C |
| Sep 25 | 59°C | 59°C | 61°C | 60°C |
| Sep 26 | 57°C | 59°C | 59°C | 59°C |
| Sep 27 | 61°C | 59°C | 59°C | 60°C |
| Sep 28 | 59°C | 59°C | 59°C | 59°C |
| Sep 29 | 61°C | 61°C | 59°C | 60°C |
San Juan Climate and Swimming Opportunities in September
70°F
Average Day Air Temperature
55°F
Average Night Air Temperature
0 in
Precipitation Amount per Month
2 days
Number of Rainy Days
12 hrs
Daylight
per Day
4 hrs
Sunshine
per Day
9 mph
Average Wind Speed
82%
Average
humidity
San Juan lies within in Peru. The average daytime temperature in San Juan in September is 21°C (71°F), while the nighttime average is 13°C (55°F). There are typically two rainy days during the month, with a total precipitation of 0 mm (0.0 inches). The daylight duration in September in San Juan is 12 hours, with an average of 4 hours of sunshine per day. The average wind speed in September is 14 km/h (9 mph), and the humidity level is around 82%.
The water temperature in San Juan in September ranges from 14°C to 15°C (57°F to 59°F). At the beginning of the month, the average temperature is around 15°C (59°F), shifting to 15°C (59°F) by mid-September and reaching 15°C (59°F) in the last ten days. Overall, the average sea temperature in San Juan for September is 15°C (59°F). The contrast between cool water and warm air makes for a refreshing swim. A great choice for those who enjoy invigorating dips.
Sea Temperature in September in Nearby Cities
Frequently Asked Questions About Water Temperatures in September in San Juan
What is the sea temperature in San Juan in September?
The water temperature in the Pacific Ocean in San Juan in September ranges from 14°C to 15°C (57°F to 59°F).
Is it possible to swim in the Pacific Ocean in San Juan in September?
The average sea temperature in San Juan in September is 15°C (59°F), and the air temperature is 21°C (71°F), so the contrast between cool water and warm air makes for a refreshing swim. A great choice for those who enjoy invigorating dips.