In general the best time to visit Rijeka is probably August, when the weather is usually great. The hottest months are June, July, August, while the coldest months are January, February, December.
The best time to visit may differ depending on what you are looking for:
The best time for a sunbathing holiday is June, July, August. Average maximum temperatures are up to +29°C in August and it has 17 sunny days on average.
In general, it’s pleasant to walk and do outdoor activities during May - October.
If you want to avoid wet weather, then your choice is October, November, December with the lowest chance of rain.
Average weather in Rijeka in different months
This is the average weather in Rijeka for each month based on historic data:
January, February, April, May, June, July, August, September, October usually has good weather. Average maximum temperature reaches +29°C during July.
In March, November, December the weather is average. Expect around 31 rainy days, and the precipitation amounts to approximately 278 mm in November.
Climate in Rijeka
Here is the detailed breakdown of the climate in Rijeka for each month:
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Maximum Temperature
+18°C
+24°C
+25°C
+28°C
+34°C
+36°C
+39°C
+39°C
+33°C
+28°C
+25°C
+18°C
Average Maximum Temperature
+9°C
+10°C
+13°C
+17°C
+22°C
+26°C
+29°C
+29°C
+24°C
+19°C
+14°C
+10°C
Minimum Temperature
-14°C
-13°C
-10°C
-1°C
+6°C
+8°C
+13°C
+11°C
+9°C
+2°C
-5°C
-11°C
Humidity, %
69
66
64
65
65
63
58
60
66
72
73
71
Rain, mm
141
140
151
146
145
131
96
126
222
257
278
205
Snow, mm
7
4
2
0
0
0
0
0
0
0
1
3
Average wind speed, m/s
2
2
1
1
1
1
1
1
1
2
2
2
Sunny Days
9
10
11
9
10
12
17
17
13
11
8
9
Cloud Days
13
10
11
11
11
10
8
7
8
8
10
12
Rainy Days
8
8
9
10
10
8
6
7
9
12
12
10
Snowy Days
1
0
0
0
0
0
0
0
0
0
0
0
Average Temperature
Here are the average maximum and minimum temperatures in Rijeka during the whole year:
The hottest month in Rijeka is August with average maximum temperature going up to +29°C. The coldest month is January with the lowest temperatures of +3°C.
Humidity
The temperature feels different depending on humidity. Here is how humidity in Rijeka looks throughout the year, in %:
The most humid month in Rijeka is November with average humidity going up to 73%. The least humid month is July with an average humidity of 58%.
Rain
Amount of rainfall in mm. in Rijeka during the whole year based on historical data:
The sunniest and driest month is July with approximately 17 sunny days and a total precipitation of around 96 mm. The rainiest and wettest month is November with approximately 12 rainy days and 278 mm of total precipitation.
Snow
Amount of snow in mm. in Rijeka during the whole year based on historical data:
The snowiest month is January with approximately 1 snowy days.
FAQ
Frequently asked questions about the weather in Rijeka:
What is the hottest month in Rijeka?
The hottest month in Rijeka is August with average maximum temperature of +29°C.
What is the coldest month in Rijeka?
The coldest month in Rijeka is January with minimum temperatures of +3°C.
Is Rijeka worth visiting in winter?
If you are planning to visit Rijeka in winter you can expect pretty good weather. The best month is August with +29°C and 17 sunny days.
When does it rain the least in Rijeka?
if you're looking to visit Rijeka when it rains the least, you should plan your trip for November, October, September. During this time, rainfall is rare with the driest month being July with only 96 mm of rain.
Other cities in Croatia
Check out the weather for other cities in Croatia.
For this page, we’ve looked at the typical weather in Rijeka, based on historical hourly weather data from January 1, 1979, to December 31, 2022.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.