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Formia sea water temperature

Current sea water temperature:
+55.9°F
Minimum sea water temperature in February: 58.8°F
Maximum sea water temperature in February: 55.4°F
Average sea water temperature in February: 57.2°F

Sea water temperature for the last 10 days:

February 4 55.9°F January 30 55.9°F
February 3 55.4°F January 29 56.3°F
February 2 55.4°F January 28 55.8°F
February 1 55.8°F January 27 56.7°F
January 31 55.6°F January 26 57.9°F

When is the warmest sea in Formia?

Based on the data about daily sea water temperature for the last three years the warmest sea in Formia was noticed in August, July and September.

Monthly Sea Temperatures in Formia, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 78.8°F. The highest and lowest sea temperatures during the month were 80.8°F and 76.3°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 79.3°F. The highest and lowest sea temperatures during the month were 81.3°F and 76.3°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 77.6°F. The highest and lowest sea temperatures during the month were 79.3°F and 75.4°F.

Best time for vacation in Formia

Sunniest months:
July 28 days
August 27 days
June 25 days
Warmest months:
August 85.2 °F
July 84.7 °F
June 78.4 °F
Warmest sea temp:
August 79.7 °F
July 78.5 °F
September 76.6 °F
Coldest months:
January 53.0 °F
February 54.2 °F
December 55.7 °F
Rainiest months:
November 7 days
January 6 days
December 5 days
Windiest months:
March 7.4 mph
January 7.3 mph
February 7.1 mph

Formia on a weather map

Formia
+54°F
E 15 mph
Feels like: +48°F
Precip.: 100%
Places in Italy:
Name
°F
+52°F
+54°F
+46°F
+41°F
+54°F
+52°F
+55°F
+52°F
+50°F
+46°F
+55°F
+46°F
+50°F
+46°F
24 Hours Forecast
Formia
Local time: 23:09
February 05, thursday
0000
54°F
E
15 mph
0300
52°F
E
12 mph
0600
50°F
SE
8 mph
0900
52°F
SE
4 mph
1200
55°F
SE
9 mph
1500
55°F
E
12 mph
1800
54°F
E
4 mph
2100
54°F
NW
6 mph
Units of measurement: °C / °F