Measurements:
°C
°F
Monterosso
74°F
SW 11 mph
Feels like: 80°F
Precip: 5%
World Resorts Italy Monterosso Weather

Monterosso Sea Water Temperature

Current Sea Water Temperature:
+84.0°F
Maximum Sea Water Temperature in September: 86.4°F
Minimum Sea Water Temperature in September: 72.6°F
Average water temperature in September: 78.3°F

Sea Water Temperature for the Last 10 Days:

September 11 84.0°F September 06 85.2°F
September 10 85.6°F September 05 85.0°F
September 09 86.4°F September 04 84.8°F
September 08 85.4°F September 03 84.4°F
September 07 85.2°F September 02 84.8°F

When is the Warmest Sea for Monterosso?

According to our data for the last three years for Monterosso the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Monterosso was 87.1°F. The maximum and minimum values were 84.6°F and 88.8°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Monterosso was 85.2°F. The maximum and minimum values were 81.2°F and 88.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Monterosso was 78.8°F. The maximum and minimum values were 75.4°F and 80.8°F respectively.

Best Time to Visit Monterosso
The most sunny months:
July 24 days
August 24 days
June 21 days
The most warm months:
August 86.4 °F
July 85.4 °F
June 79.5 °F
Warmest sea temperature:
August 82.4 °F
July 81.3 °F
September 78.1 °F
The most cold months:
January 50.4 °F
February 51.8 °F
December 53.2 °F
The most rainy months:
November 6 days
December 5 days
October 5 days
The most windy months:
November 6 mph
January 6 mph
February 6 mph

Monterosso on the Weather Map

Italy Resorts:
NAME
Baia Domizia +78
Bari +82
Bibione +58
Florence +68
Genoa +62
Lido di Jesolo +64
Naples +80
Ostia +78
Palermo +74
Rimini +68
Rome +72
Scalea +70
Sicily +78
Tropea +78
Venice +64
24 Hours Weather Forecast
Monterosso
Local time: 04:10
12 sep, saturday
0600 74°F
SW
7 mph
0900 74°F
SW
7 mph
1200 76°F
E
2 mph
1500 78°F
E
4 mph
1800 78°F
SE
7 mph
2100 80°F
S
9 mph
13 sep, sunday
0000 76°F
SW
11 mph
0300 74°F
SW
9 mph