Current Sea Water Temperature:
+87.8°F
| Maximum Sea Water Temperature in August: | 88.6°F |
| Minimum Sea Water Temperature in August: | 76.8°F |
| Average water temperature in August: | 83.0°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| August 01 | 87.8°F | July 27 | 85.6°F |
| July 31 | 87.4°F | July 26 | 86.6°F |
| July 30 | 87.2°F | July 25 | 87.2°F |
| July 29 | 87.2°F | July 24 | 88.8°F |
| July 28 | 85.6°F | July 23 | 88.4°F |
When is the Warmest Sea for Formia?
According to our data for the last three years for Formia the highest average sea water temperature was in August, July and September.
Average Water Temperature by Month, °F
Sea Water Temperature in August
The average sea surface temperature in August 2025 for Formia was 82.0°F. The maximum and minimum values were 79.2°F and 84.2°F respectively.
Sea Water Temperature in July
The average sea surface temperature in July 2026 for Formia was 85.0°F. The maximum and minimum values were 82.0°F and 88.8°F respectively.
Sea Water Temperature in September
The average sea surface temperature in September 2025 for Formia was 80.7°F. The maximum and minimum values were 78.2°F and 82.6°F respectively.
Italy Resorts:
NAME
F°
| Baia Domizia |  |
+102 |
| Bari | |
+94 |
| Bibione |  |
+108 |
| Florence | |
+104 |
| Genoa | |
+90 |
| Lido di Jesolo | |
+98 |
| Naples | |
+92 |
| Palermo | |
+94 |
| Rimini | |
+92 |
| Rome | |
+104 |
| Sanremo |  |
+86 |
| Scalea | |
+94 |
| Sicily | |
+104 |
| Tropea | |
+88 |
| Venice | |
+98 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Formia
Local time: 16:21
01 aug, saturday
| 1800 |  |
92°F | E 10 mph |
| 2100 |  |
86°F | SE 7 mph |
02 aug, sunday
| 0000 | |
84°F | SE 8 mph |
| 0300 | |
82°F | S 2 mph |
| 0600 | |
80°F | W 6 mph |
| 0900 | |
84°F | NW 6 mph |
| 1200 | |
88°F | N 6 mph |
| 1500 | |
90°F | N 7 mph |