World Resorts Croatia Istria Weather

Istria Sea Temperature in April

Average sea water temperature in April:
+55.9°F
Minimum sea water temperature in April: 62.8°F
Maximum sea water temperature in April: 50.2°F

Daily sea water temperature in April, °F

Show year:
2026
2025
2024

The average sea water temperature in April of 2026 was 57.1°F. The highest and lowest sea temperatures during the month were 61.5°F and 53.2°F.

Monthly sea water temperature in Istria, °F

Which Croatia resorts have warmest sea in April?

Place name April 2026 April 2025
Plat 60.9°F 60.8°F
Mlini 60.9°F 60.8°F
Cavtat 60.9°F 60.8°F
Dubrovnik 60.7°F 60.7°F
Lastovo 60.3°F 60.7°F
Komiza 60.1°F 60.4°F
Klek 59.8°F 59.9°F
Tucepi 59.6°F 59.9°F
Makarska 59.5°F 59.8°F
Hvar 59.5°F 59.8°F
Korcula 59.4°F 59.9°F
Trogir 59.3°F 59.1°F
Stari Grad 59.3°F 59.6°F
Split 59.3°F 58.9°F
Solin 59.2°F 59.0°F
Sibenik 59.1°F 59.3°F
Skradin 59.1°F 59.3°F
Vodice 58.8°F 59.3°F
Brela 58.8°F 59.1°F
Baska Voda 58.8°F 59.1°F

Best time for vacation in Istria

Sunniest months:
August 24 days
July 23 days
June 21 days
Warmest months:
August 82.1 °F
July 81.3 °F
June 76.6 °F
Warmest sea temp:
August 78.1 °F
July 77.6 °F
September 73.6 °F
Coldest months:
January 47.5 °F
February 49.2 °F
December 50.5 °F
Rainiest months:
November 6 days
September 6 days
May 5 days
Windiest months:
February 8.2 mph
November 8.1 mph
March 7.9 mph

Istria on a weather map

Istria
+88°F
E 4 mph
Feels like: +90°F
Precip.: 2%
Places in Croatia:
Name
°F
+82°F
+82°F
+86°F
+99°F
+84°F
+97°F
+93°F
+86°F
+88°F
+86°F
+86°F
+88°F
+86°F
+93°F
+86°F
24 Hours Forecast
Istria
Local time: 12:09
August 05, wednesday
1500
88°F
NE
6 mph
1800
88°F
NE
4 mph
2100
81°F
N
6 mph
August 06, thursday
0000
79°F
SW
3 mph
0300
77°F
SW
5 mph
0600
77°F
SW
4 mph
0900
84°F
SE
3 mph
1200
88°F
SE
7 mph

Best place for vacation:

Units of measurement: °C / °F