Average sea water temperature in October:
+80.0°F
| Minimum sea water temperature in October: | 82.0°F |
| Maximum sea water temperature in October: | 77.7°F |
Daily sea water temperature in October, °F
Show year:
2026
2025
2024
The average sea water temperature in October of 2026 was 80.7°F. The highest and lowest sea temperatures during the month were 81.5°F and 79.9°F.
Monthly sea water temperature in Hilo, °F
Which USA resorts have warmest sea in October?
| Place name | October 2026 | October 2025 |
|---|---|---|
| Key West | 85.5°F | 83.8°F |
| West Palm Beach | 85.3°F | 83.5°F |
| Key Largo | 85.3°F | 83.0°F |
| Fort Lauderdale | 85.3°F | 83.5°F |
| Miami Beach | 84.8°F | 83.4°F |
| Miami | 84.3°F | 82.7°F |
| Naples | 84.1°F | 81.9°F |
| Port St. Lucie | 83.9°F | 80.2°F |
| Corpus Christi | 83.7°F | 82.2°F |
| Siesta Key | 83.4°F | 80.4°F |
| Cape Coral | 83.3°F | 81.1°F |
| Sarasota | 83.3°F | 80.2°F |
| Galveston | 82.8°F | 80.8°F |
| Cocoa Beach | 82.5°F | 79.2°F |
| Houston | 82.4°F | 80.4°F |
| Tampa | 82.3°F | 79.4°F |
| Clearwater Beach | 81.9°F | 78.9°F |
| Panama City Beach | 81.7°F | 79.2°F |
| Orlando | 81.5°F | 78.4°F |
| St. George Island | 81.4°F | 77.7°F |
Best time for vacation in Hilo
Hilo on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Hilo
Local time: 14:49
October 18, sunday
1500
77°F
SW
10 mph
10 mph
1800
77°F
SW
10 mph
10 mph
2100
77°F
SW
13 mph
13 mph
October 19, monday
0000
75°F
SW
6 mph
6 mph
0300
75°F
SW
7 mph
7 mph
0600
75°F
SW
8 mph
8 mph
0900
77°F
SW
6 mph
6 mph
1200
77°F
W
8 mph
8 mph
