#1 in April
16.2°C
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°
NOAA SATELLITE DATA (1991–2020 30-YEAR CLIMATOLOGY)
ITItaly Sea Temperature in April
Historical 30-year sea surface temperatures across 60 coastlines in Italy for April. 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.
15.3°C
Bracing / Crispaverage across 60 surveyed coastlines in Italy, April
- Ranges 13.6°C at Spiaggia delle Due Sorelle to 16.2°C at Cala dell’Uzzo.
- None of Italy’s 60 surveyed coastlines reach the 21°C swim threshold in April.
- On the national average, the water is above 21°C from 6 Jun to 19 Oct — about 135 days a year.
- 10.6°C cooler than Italy’s August peak of 25.9°C (see August).
Select Month
View 12-Month Annual Overview →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.netItaly Beaches in April
Individual coordinate lookups from NOAA 0.25° marine grid.
Showing 60 coastlines
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)
