Average sea water temperature in September:
+86.2°F
| Minimum sea water temperature in September: | 88.3°F |
| Maximum sea water temperature in September: | 84.4°F |
Daily sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 87.4°F. The highest and lowest sea temperatures during the month were 88.2°F and 85.6°F.
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| Port of San Jose |
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| Port of San Jose |
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| Port of San Jose |
14 days
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| Port of San Jose |
Monthly sea water temperature in Port of San Jose, °F
Which Guatemala resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Port of San Jose | 87.4°F | 85.6°F |
| Puerto Barrios | 86.9°F | 86.4°F |
| Livingston | 86.6°F | 86.6°F |
Best time for vacation in Port of San Jose
Port of San Jose on a weather map
Places in Guatemala:
Name
°F
24 Hours Forecast
Port of San Jose
Local time: 12:24
September 25, friday
1500

84°F
NW
4 mph
4 mph
1800

81°F
N
2 mph
2 mph
2100

79°F
S
5 mph
5 mph
September 26, saturday
0000

77°F
SW
3 mph
3 mph
0300

75°F
SW
5 mph
5 mph
0600

75°F
SW
4 mph
4 mph
0900

84°F
NW
5 mph
5 mph
1200

88°F
NW
11 mph
11 mph

























