NOAA SATELLITE DATA (1991–2020 30-YEAR CLIMATOLOGY)
IT

Italy Sea Temperature in December

Historical 30-year sea surface temperatures across 60 coastlines in Italy for December. Derived from NOAA 0.25° blended satellite and in-situ marine observations.

Climatology Notice: Temperatures represent the 30-year long-term historical average (1991–2020 normal), not a live single-day sensor forecast.
15.9°C
Bracing / Crispaverage across 60 surveyed coastlines in Italy, December
  • Ranges 12.6°C at Lido di Venezia to 17.9°C at Spiaggia dei Conigli.
  • None of Italy’s 60 surveyed coastlines reach the 21°C swim threshold in December.
  • On the national average, the water is above 21°C from 6 Jun to 19 Oct — about 135 days a year.
  • 10.1°C cooler than Italy’s August peak of 25.9°C (see August).

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Tyrrhenian Sea Depth vs Northern Adriatic Shelf

The deep Tyrrhenian Sea surrounding Sardinia and western Italy forms a warm solar collector averaging 25.5–26.2°C in August. In contrast, the northern Venetian lagoon and upper Adriatic experience rapid seasonal heating and cooling over shallow sea beds.

Oceanographic Phenomenon:Deep Basin Solar Storage & Alpine Shelter
Thermal Lag Characteristic:Pronounced southern thermal lag: Sicily and Sardinia maintain 22.5–23.5°C water temperatures throughout October.
Peak Bathing Average:August (26.0°C)
Statutory Tourism Sources:
italia.itprenotazionespiaggiaconigli.itcalabriastraordinaria.itvisitsicily.infovendicari.net

Italy Beaches in December

Individual coordinate lookups from NOAA 0.25° marine grid.

Showing 60 coastlines
Calamosche
#3 in December
17.0°C
Italy flagVendicari, Noto, Sicily, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
18.3°
J
21.8°
J
24.8°
A
26.3°
S
24.9°
O
22.6°
N
19.8°
View Full Beach Guide
Cefalù Beach
#8 in December
16.9°C
Italy flagCefalù, Sicily, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
18.9°
J
22.9°
J
26.1°
A
27.2°
S
25.5°
O
22.8°
N
19.9°
View Full Beach Guide
Fornillo Beach
#9 in December
16.8°C
Italy flagPositano, Amalfi Coast, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
18.7°
J
22.5°
J
25.1°
A
26.2°
S
24.3°
O
21.8°
N
19.3°
View Full Beach Guide
Mondello
#11 in December
16.7°C
Italy flagPalermo, Sicily, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
18.6°
J
22.4°
J
25.8°
A
27.0°
S
25.3°
O
22.6°
N
19.6°
View Full Beach Guide
Maronti Beach
#14 in December
16.6°C
Italy flagIschia, Campania, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
18.7°
J
22.5°
J
25.2°
A
26.2°
S
24.3°
O
21.7°
N
19.1°
View Full Beach Guide
Cala dell’Uzzo
#16 in December
16.5°C
Italy flagTrapani (San Vito Lo Capo / Zingaro Reserve), Sicily, Italy, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
19.2°
J
23.0°
J
25.5°
A
26.5°
S
25.0°
O
22.5°
N
19.0°
View Full Beach Guide
Praia I Focu
#17 in December
16.5°C
Italy flagVibo Valentia (Capo Vaticano / Ricadi), Calabria, Italy, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
19.5°
J
23.2°
J
25.8°
A
26.5°
S
25.2°
O
22.5°
N
19.2°
View Full Beach Guide
Isola Bella Beach
#19 in December
16.2°C
Italy flagSicily (Messina / Taormina), Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
19.4°
J
23.5°
J
26.1°
A
26.8°
S
25.1°
O
22.1°
N
18.9°
View Full Beach Guide
Tropea Beach
#20 in December
16.2°C
Italy flagCalabria (Coast of the Gods), Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
19.4°
J
23.5°
J
26.1°
A
26.8°
S
25.1°
O
22.1°
N
18.9°
View Full Beach Guide
Cala Luna
#22 in December
16.1°C
Italy flagGolfo di Orosei, Sardinia, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
17.9°
J
21.6°
J
24.8°
A
26.1°
S
24.5°
O
21.8°
N
18.8°
View Full Beach Guide
Cala dei Gabbiani
#25 in December
16.0°C
Italy flagBaunei (Golfo di Orosei), Ogliastra, Sardinia, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
19.0°
J
22.8°
J
25.0°
A
25.8°
S
24.5°
O
22.0°
N
18.8°
View Full Beach Guide
Porto Giunco
#26 in December
16.0°C
Italy flagVillasimius, Sardinia, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
17.7°
J
21.3°
J
24.5°
A
25.9°
S
24.3°
O
21.7°
N
18.7°
View Full Beach Guide
Cala Violina
#27 in December
16.0°C
Italy flagScarlino, Maremma, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
18.0°
J
21.5°
J
24.2°
A
25.0°
S
23.0°
O
20.8°
N
18.4°
View Full Beach Guide
Cala Sinzias
#28 in December
16.0°C
Italy flagCastiadas, Sardinia, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
17.7°
J
21.3°
J
24.5°
A
25.9°
S
24.3°
O
21.7°
N
18.7°
View Full Beach Guide
Costa Rei
#29 in December
16.0°C
Italy flagMuravera, Sardinia, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
17.7°
J
21.3°
J
24.5°
A
25.9°
S
24.3°
O
21.7°
N
18.7°
View Full Beach Guide
Poetto
#30 in December
16.0°C
Italy flagCagliari, Sardinia, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
17.5°
J
20.9°
J
24.0°
A
25.6°
S
24.3°
O
21.7°
N
18.7°
View Full Beach Guide
Tuerredda
#31 in December
15.9°C
Italy flagTeulada, Sardinia, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
17.4°
J
20.7°
J
23.6°
A
25.2°
S
24.0°
O
21.5°
N
18.6°
View Full Beach Guide
Chia (Su Giudeu)
#32 in December
15.9°C
Italy flagDomus de Maria, Sardinia, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
17.4°
J
20.7°
J
23.7°
A
25.3°
S
24.1°
O
21.6°
N
18.6°
View Full Beach Guide
Fetovaia
#34 in December
15.9°C
Italy flagElba, Tuscany, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
18.1°
J
21.7°
J
24.5°
A
25.3°
S
23.2°
O
20.7°
N
18.2°
View Full Beach Guide
Berchida
#36 in December
15.6°C
Italy flagSiniscola, Sardinia, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
17.5°
J
21.0°
J
24.2°
A
25.7°
S
24.1°
O
21.4°
N
18.4°
View Full Beach Guide
Punta Prosciutto
#39 in December
15.5°C
Italy flagPorto Cesareo, Puglia, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
18.2°
J
22.3°
J
25.1°
A
26.3°
S
24.7°
O
21.6°
N
18.2°
View Full Beach Guide
Fiordo di Furore
#42 in December
15.5°C
Italy flagCampania (Amalfi Coast), Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
19.2°
J
23.4°
J
25.8°
A
26.5°
S
24.6°
O
21.5°
N
18.2°
View Full Beach Guide
Is Arutas
#44 in December
15.5°C
Italy flagCabras, Sinis Peninsula, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
17.7°
J
21.0°
J
23.6°
A
24.6°
S
23.3°
O
21.1°
N
18.3°
View Full Beach Guide
San Fruttuoso
#45 in December
15.5°C
Italy flagPortofino Peninsula, Liguria, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
18.0°
J
21.7°
J
24.3°
A
25.1°
S
22.9°
O
20.4°
N
17.8°
View Full Beach Guide
Baia di Paraggi
#47 in December
15.5°C
Italy flagPortofino, Liguria, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
18.0°
J
21.7°
J
24.3°
A
25.1°
S
22.9°
O
20.4°
N
17.8°
View Full Beach Guide
Cala Brandinchi
#49 in December
15.2°C
Italy flagSan Teodoro, Sardinia, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
17.4°
J
20.8°
J
23.8°
A
25.3°
S
23.6°
O
21.0°
N
18.0°
View Full Beach Guide
La Pelosa Beach
#50 in December
15.2°C
Italy flagSardinia (Sassari / Stintino), Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
18.8°
J
22.9°
J
25.4°
A
26.1°
S
24.2°
O
21.2°
N
17.9°
View Full Beach Guide
Cala Mariolu
#51 in December
15.2°C
Italy flagSardinia (Gulf of Orosei / Baunei), Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
18.8°
J
22.9°
J
25.4°
A
26.1°
S
24.2°
O
21.2°
N
17.9°
View Full Beach Guide
Polignano a Mare
#52 in December
14.9°C
Italy flagLama Monachile, Puglia, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
17.9°
J
21.9°
J
24.7°
A
25.8°
S
23.6°
O
20.3°
N
17.2°
View Full Beach Guide
Torre dell'Orso
#54 in December
14.8°C
Italy flagMelendugno, Puglia, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
17.9°
J
21.9°
J
24.8°
A
25.8°
S
23.9°
O
20.5°
N
17.3°
View Full Beach Guide
Rimini Beach
#59 in December
13.3°C
Italy flagRimini, Emilia-Romagna, Italy
● Bracing / Crisp
NOAA Season Curve (May–Oct):
M
18.2°
J
22.5°
J
25.2°
A
25.9°
S
23.0°
O
19.4°
N
16.0°
View Full Beach Guide

Explore Sea Temperatures by Country

Spain(23.6°C)Italy(25.9°C)Turkey(27.3°C)France(22.4°C)Greece(25.4°C)Cyprus(27.7°C)Croatia(25.2°C)Albania(25.5°C)Montenegro(25.7°C)Malta(26.7°C)Bulgaria(25.1°C)Romania(24.7°C)Slovenia(25.4°C)Portugal(20.7°C)Poland(19°C)Sweden(18.3°C)Netherlands(18.5°C)Bosnia & Herzegovina(25.2°C)Monaco(24.6°C)Latvia(18.5°C)Estonia(18°C)Lithuania(18.8°C)Germany(18.6°C)Denmark(18°C)Norway(15.3°C)Belgium(18.7°C)Faroe Islands(10.9°C)United Kingdom(16.1°C)Ireland(15.9°C)Iceland(10.9°C)Finland(16.6°C)