Measurements:
°C
°F
Lastovo
66°F
NW 6 mph
Feels like: 66°F
Precip: 100%
World Resorts Croatia Lastovo Weather

Lastovo Sea Water Temperature

Current Sea Water Temperature:
+65.0°F
Maximum Sea Water Temperature in May: 77.8°F
Minimum Sea Water Temperature in May: 60.4°F
Average water temperature in May: 66.6°F

Sea Water Temperature for the Last 10 Days:

May 12 65.0°F May 07 63.4°F
May 11 64.6°F May 06 62.8°F
May 10 64.2°F May 05 64.0°F
May 09 63.6°F May 04 64.2°F
May 08 63.2°F May 03 63.6°F

When is the Warmest Sea for Lastovo?

According to our data for the last three years for Lastovo 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: 2025 2024 2023

The average sea surface temperature in August 2025 for Lastovo was 79.5°F. The maximum and minimum values were 77.6°F and 81.2°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Lastovo was 79.9°F. The maximum and minimum values were 76.6°F and 83.2°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Lastovo was 79.8°F. The maximum and minimum values were 78.0°F and 80.8°F respectively.

Best Time to Visit Lastovo
The most sunny months:
July 28 days
August 27 days
June 25 days
The most warm months:
August 85.1 °F
July 83.9 °F
June 78.7 °F
Warmest sea temperature:
August 81.3 °F
July 79.8 °F
September 78.4 °F
The most cold months:
January 51.7 °F
February 53.1 °F
December 55.7 °F
The most rainy months:
November 7 days
December 6 days
February 6 days
The most windy months:
February 12 mph
November 12 mph
January 11 mph

Lastovo on the Weather Map

Croatia Resorts:
NAME
Baska Voda +66
Brela +66
Dubrovnik +66
Istria +58
Klek +68
Makarska +62
Omis +62
Porec +58
Pula +54
Rijeka +44
Rovinj +54
Split +64
Trogir +62
Zadar +52
Zagreb +46
24 Hours Weather Forecast
Lastovo
Local time: 19:12
12 may, tuesday
2100 66°F
S
7 mph
13 may, wednesday
0000 60°F
S
10 mph
0300 58°F
SW
13 mph
0600 56°F
SW
12 mph
0900 58°F
SW
9 mph
1200 60°F
SW
3 mph
1500 62°F
NE
6 mph
1800 62°F
E
5 mph