Average sea water temperature in September:
+74.8°F
| Minimum sea water temperature in September: | 82.0°F |
| Maximum sea water temperature in September: | 68.9°F |
Daily sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 77.6°F. The highest and lowest sea temperatures during the month were 82.0°F and 71.1°F.
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| Borgo Maggiore |
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| Borgo Maggiore |
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| Borgo Maggiore |
14 days
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| Borgo Maggiore |
Monthly sea water temperature in Borgo Maggiore, °F
Which San Marino resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Acquaviva | 77.6°F | 75.2°F |
| Borgo Maggiore | 77.6°F | 75.2°F |
| Serravalle | 77.6°F | 75.2°F |
| Chiesanuova | 77.6°F | 75.2°F |
| San Marino | 77.5°F | 75.1°F |
| Domagnano | 77.5°F | 75.1°F |
| Mentegiardino | 77.5°F | 75.1°F |
| Fiorentino | 77.5°F | 75.1°F |
| Faetano | 77.5°F | 75.1°F |
Best time for vacation in Borgo Maggiore
Borgo Maggiore on a weather map
Places in San Marino:
Name
°F
24 Hours Forecast
Borgo Maggiore
Local time: 15:21
October 11, sunday
1800

68°F
W
7 mph
7 mph
2100

63°F
NW
4 mph
4 mph
October 12, monday
0000

61°F
N
2 mph
2 mph
0300

61°F
E
2 mph
2 mph
0600

61°F
E
4 mph
4 mph
0900

61°F
S
4 mph
4 mph
1200

63°F
W
6 mph
6 mph
1500

63°F
SW
3 mph
3 mph

























