Current sea water temperature:
+79.0°F
| Minimum sea water temperature in January: | 82.8°F |
| Maximum sea water temperature in January: | 73.6°F |
| Average sea water temperature in January: | 78.6°F |
| more information | |
14 days
forecast
forecast
| San Juan del Sur |
monthly
weather
weather
| San Juan del Sur |
Sea water temperature for the last 10 days:
| January 1 | 79.0°F | December 27 | 78.6°F |
| December 31 | 79.5°F | December 26 | 78.6°F |
| December 30 | 79.2°F | December 25 | 78.4°F |
| December 29 | 79.5°F | December 24 | 79.7°F |
| December 28 | 79.7°F | December 23 | 80.1°F |
Monthly sea water temperature, °F
When is the warmest sea in San Juan del Sur?
Based on the data about daily sea water temperature for the last three years the warmest sea in San Juan del Sur was noticed in September, October and June.
Monthly Sea Temperatures in San Juan del Sur, °F
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 83.7°F. The highest and lowest sea temperatures during the month were 84.9°F and 82.8°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 84.3°F. The highest and lowest sea temperatures during the month were 85.1°F and 83.7°F.
Sea water temperature in June, °F
Show year:
2025
2024
2023
The average sea water temperature in June of 2025 was 83.5°F. The highest and lowest sea temperatures during the month were 84.2°F and 82.6°F.
current
weather
weather
| San Juan del Sur |
weather in
January
January
| San Juan del Sur |
Best time for vacation in San Juan del Sur
San Juan del Sur on a weather map
Places in Nicaragua:
Name
°F
24 Hours Forecast
San Juan del Sur
Local time: 01:08
January 02, friday
0300
73°F
SW
26 mph
26 mph
0600
73°F
SW
25 mph
25 mph
0900
77°F
SW
25 mph
25 mph
1200
81°F
W
22 mph
22 mph
1500
81°F
W
20 mph
20 mph
1800
77°F
W
17 mph
17 mph
2100
77°F
W
17 mph
17 mph
January 03, saturday
0000
75°F
W
19 mph
19 mph
