World Resorts Croatia Istria Weather

Istria Sea Temperature in January

Average sea water temperature in January:
+52.6°F
Minimum sea water temperature in January: 56.1°F
Maximum sea water temperature in January: 48.7°F

Daily sea water temperature in January, °F

Show year:
2026
2025
2024

The average sea water temperature in January of 2026 was 52.5°F. The highest and lowest sea temperatures during the month were 54.7°F and 50.7°F.

Monthly sea water temperature in Istria, °F

Which Croatia resorts have warmest sea in January?

Place name January 2026 January 2025
Komiza 60.1°F 59.5°F
Lastovo 60.0°F 59.8°F
Plat 59.3°F 59.4°F
Mlini 59.3°F 59.4°F
Cavtat 59.2°F 59.4°F
Dubrovnik 59.0°F 59.2°F
Hvar 59.0°F 59.3°F
Klek 58.8°F 58.5°F
Stari Grad 58.6°F 58.9°F
Korcula 58.6°F 58.6°F
Skradin 57.9°F 57.8°F
Vodice 57.8°F 57.7°F
Dugi Otok 57.8°F 57.4°F
Sibenik 57.8°F 57.7°F
Tucepi 57.6°F 57.3°F
Makarska 57.4°F 57.1°F
Supetar 57.3°F 57.3°F
Molat 56.8°F 56.7°F
Trogir 56.8°F 56.7°F
Brac 56.8°F 56.9°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 5 mph
Feels like: +91°F
Precip.: 1%
Places in Croatia:
Name
°F
+82°F
+82°F
+86°F
+97°F
+84°F
+97°F
+93°F
+86°F
+88°F
+88°F
+88°F
+88°F
+86°F
+93°F
+86°F
24 Hours Forecast
Istria
Local time: 11:25
August 05, wednesday
1200
88°F
E
5 mph
1500
90°F
NE
5 mph
1800
90°F
NE
2 mph
2100
81°F
N
7 mph
August 06, thursday
0000
79°F
W
4 mph
0300
77°F
SW
7 mph
0600
77°F
NW
5 mph
0900
84°F
NE
3 mph

Best place for vacation:

Units of measurement: °C / °F