22.09
tue
tue
Day
75°F
SE 2 mph
Precip.
4%
4%
Night
72°F
SW 14 mph
Precip.
4%
4%
23.09
wed
wed
Day
70°F
NW 1 mph
Precip.
1%
1%
Night
70°F
SW 9 mph
Precip.
3%
3%
24.09
thu
thu
Day
70°F
NW 4 mph
Precip.
15%
15%
Night
70°F
SW 7 mph
Precip.
20%
20%
25.09
fri
fri
Day
72°F
S 3 mph
Precip.
9%
9%
Night
68°F
SW 12 mph
Precip.
6%
6%
26.09
sat
sat
Day
68°F
NW 2 mph
Precip.
2%
2%
Night
68°F
SW 8 mph
Precip.
4%
4%
27.09
sun
sun
Day
68°F
E 1 mph
Precip.
6%
6%
Night
70°F
S 6 mph
Precip.
15%
15%
28.09
mon
mon
Day
70°F
NW 5 mph
Precip.
5%
5%
Night
72°F
SW 7 mph
Precip.
11%
11%
sea water
temperature
temperature
| Monterosso |
monthly
weather
weather
| Monterosso |
current
weather
weather
| Monterosso |
14 days
forecast
forecast
| Monterosso |
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 80.4°F. The highest and lowest sea temperatures during the month were 82.8°F and 78.4°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 70.1°F. The highest and lowest sea temperatures during the month were 72.9°F and 66.7°F.
Air temperature in Monterosso, °F
Precipitation total in Monterosso, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Monterosso
Monterosso on a weather map
Places in Italy:
Name
°F
24 Hours Forecast
Monterosso
Local time: 17:20
September 22, tuesday
1800
77°F
E
4 mph
4 mph
2100
75°F
SW
10 mph
10 mph
September 23, wednesday
0000
72°F
SW
14 mph
14 mph
0300
70°F
S
12 mph
12 mph
0600
68°F
SW
12 mph
12 mph
0900
68°F
SW
10 mph
10 mph
1200
70°F
NW
1 mph
1 mph
1500
72°F
E
4 mph
4 mph
