World Resorts Croatia Rijeka Weather

Rijeka 14 Days Forecast

18.12
thu
Day
48°F
N 2 mph
Precip.
78%
Night
45°F
NE 1 mph
Precip.
81%
19.12
fri
Day
46°F
NE 2 mph
Precip.
70%
Night
46°F
S 1 mph
Precip.
82%
20.12
sat
Day
54°F
SW 4 mph
Precip.
0%
Night
45°F
SW 6 mph
Precip.
0%
21.12
sun
Day
48°F
SW 4 mph
Precip.
0%
Night
43°F
SW 4 mph
Precip.
0%
22.12
mon
Day
50°F
W 2 mph
Precip.
65%
Night
46°F
NW 6 mph
Precip.
100%
23.12
tue
Day
50°F
W 1 mph
Precip.
100%
Night
46°F
SW 3 mph
Precip.
100%
24.12
wed
Day
48°F
NW 2 mph
Precip.
100%
Night
46°F
SW 2 mph
Precip.
86%
25.12
thu
Day
52°F
NW 2 mph
Precip.
100%
Night
48°F
SW 4 mph
Precip.
23%
26.12
fri
Day
52°F
SW 6 mph
Precip.
100%
Night
45°F
SW 7 mph
Precip.
100%
27.12
sat
Day
48°F
SW 8 mph
Precip.
77%
Night
39°F
SW 9 mph
Precip.
0%
28.12
sun
Day
37°F
SW 9 mph
Precip.
0%
Night
34°F
SW 7 mph
Precip.
0%
29.12
mon
Day
39°F
SW 4 mph
Precip.
0%
Night
36°F
SW 6 mph
Precip.
0%
30.12
tue
Day
39°F
SW 7 mph
Precip.
0%
Night
32°F
SW 12 mph
Precip.
0%
31.12
wed
Day
30°F
SW 14 mph
Precip.
25%
Night
32°F
SW 11 mph
Precip.
0%

Sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 56.6°F. The highest and lowest sea temperatures during the month were 57.9°F and 55.8°F.

Sea water temperature in January, °F

Show year:
2025
2024
2023

The average sea water temperature in January of 2025 was 53.5°F. The highest and lowest sea temperatures during the month were 55.0°F and 52.0°F.

Air temperature in Rijeka, °F

Precipitation total in Rijeka, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Rijeka

Sunniest months:
August 23 days
July 21 days
June 20 days
Warmest months:
August 79.8 °F
July 79.7 °F
June 75.7 °F
Warmest sea temp:
August 76.1 °F
July 75.8 °F
September 71.3 °F
Coldest months:
January 42.3 °F
February 43.9 °F
December 44.8 °F
Rainiest months:
May 7 days
November 6 days
July 6 days
Windiest months:
February 8.6 mph
March 8.0 mph
November 7.8 mph

Rijeka on a weather map

Rijeka
+46°F
N 2 mph
Feels like: +46°F
Precip.: 100%
Places in Croatia:
Name
°F
+57°F
+57°F
+59°F
+45°F
+55°F
+54°F
+52°F
+55°F
+54°F
+54°F
+46°F
+52°F
+55°F
+57°F
+59°F
24 Hours Forecast
Rijeka
Local time: 09:25
December 18, thursday
1200
48°F
N
2 mph
1500
54°F
NE
2 mph
1800
52°F
N
1 mph
2100
50°F
NW
1 mph
December 19, friday
0000
45°F
NE
1 mph
0300
45°F
N
2 mph
0600
45°F
N
2 mph
0900
45°F
N
2 mph
Units of measurement: °C / °F