Annual mean 13°C · wettest around November · prevailing wind SE
Warmest
27.9 °C
Coldest
6.2 °C
Wettest
34%
Windiest
3.3 m/s
Prevailing
SE
2.8 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Opatija over the whole year is 13°C. August is the hottest month, with highs of about 27°C; January is the coldest, with lows of about 3°C. The rainy (wet) season in Opatija runs from September to February, peaking in November with a 35% chance of rain on a given day. The dry season is June to August; August is the driest month, at 14%. Winds in Opatija are highest in January, averaging 2.6 m/s (9 km/h), and lightest in June, at 2.1 m/s (8 km/h). The prevailing wind is from the SE. The clearest skies in Opatija come in August, when the sky is typically 36% covered; November is the cloudiest month, at 65%.
Month by month Opatija climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
7°C
3°C
3°C
25%
60%
2.6 m/s
0
0
32
February
9°C
4°C
5°C
26%
61%
2.6 m/s
2
0
46
March
11°C
5°C
8°C
24%
55%
2.6 m/s
10
0
58
April
15°C
9°C
12°C
22%
54%
2.4 m/s
39
1
73
May
19°C
13°C
17°C
26%
58%
2.3 m/s
66
9
71
June
25°C
18°C
25°C
15%
43%
2.1 m/s
62
51
32
July
27°C
20°C
27°C
15%
38%
2.1 m/s
45
60
20
August
27°C
20°C
27°C
14%
36%
2.2 m/s
44
59
20
September
22°C
15°C
21°C
26%
47%
2.3 m/s
69
30
51
October
17°C
12°C
16°C
25%
55%
2.2 m/s
61
4
75
November
12°C
8°C
9°C
35%
65%
2.5 m/s
20
0
59
December
8°C
4°C
5°C
29%
61%
2.4 m/s
2
0
41
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Opatija weather by season
Year round, Opatija has days of about 7°C at their warmest in January, its coolest month, and 27°C in August, its warmest; the coolest hours of the day run from 3°C to 20°C through the year, and the average temperature over the year is 13°C around the clock. Rain is most likely around November and least likely around August. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Opatija weather in winterDecember to February
High 8°CLow 4°CRain 27%
Winter in Opatija has typical daily highs of about 8°C and lows of about 4°C, with a 27% chance of rain on a given day.
Opatija weather in springMarch to May
High 15°CLow 9°CRain 24%
Spring in Opatija has typical daily highs of about 15°C and lows of about 9°C, with a 24% chance of rain on a given day.
Opatija weather in summerJune to August
High 26°CLow 19°CRain 15%
Summer in Opatija has typical daily highs of about 26°C and lows of about 19°C, with a 15% chance of rain on a given day.
Opatija weather in autumnSeptember to November
High 17°CLow 11°CRain 28%
Autumn in Opatija has typical daily highs of about 17°C and lows of about 11°C, with a 28% chance of rain on a given day.
When is the rainy season in Opatija?
The rainy (wet) season in Opatija runs from September to February, peaking in November with a 35% chance of rain on a given day. The dry season is June to August; August is the driest month, at 14%.
What time of year is Opatija windiest?
Winds in Opatija are highest in January, averaging 2.6 m/s (9 km/h), and lightest in June, at 2.1 m/s (8 km/h). The prevailing wind is from the SE.
What is the average temperature in Opatija year round?
The average temperature in Opatija over the whole year is 13°C. August is the hottest month, with highs of about 27°C; January is the coldest, with lows of about 3°C.