Rijeka weather in June

In June, Rijeka sees average daytime highs of 23°C and overnight lows near 16°C, with 94 mm of rain across 12 wet days and about 15.4 hours of daylight. It is the 3rd-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 24°C by the end. The sky is clear or mostly clear about 43% of the time in June, and the air most often feels comfortable.

Daylight stretches from about 15 h 12 min at the start of June to 15 h 24 min by month's end. Set against the rest of the year, June is Rijeka's 3rd-clearest and 12th-windiest month. For the whole year in context, see Rijeka's year-round climate.

Daytime high
23°
3rd warmest
Overnight low
16°
10th coldest
Rainfall
94 mm
12 wet days
Daylight
15 h 24 min
4:19 AM – 7:46 PM
Cloud cover
48%
3rd clearest
Wind
8 km/h
12th windiest
Solar energy
6.24 kWh/m²
Travel score
6.7
out of 10
Air quality
Moderate
PM2.5 10.6 µg/m³ · 2019

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 21°C in the first days to 24°C by the end.

A typical June day in Rijeka reaches about 23°C in the afternoon and slips back to 16°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 27°C. Set against its neighbours, June runs about 4°C warmer than May and about 3°C cooler than July.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12114
22114
32114
42114
52115
62115
72215
82215
92215
102215
112215
122215
132216
142316
152316
162316
172316
182316
192316
202316
212316
222416
232417
242417
252417
262417
272417
282417
292417
302417

How June really feels in Rijeka

Once humidity and wind are folded in, June averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

June sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Rijeka weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 12311.54.28.90.2
Feb / 12810.74.710.10.7
Mar10° / 12311.63.211.62.3
Apr14° / 114130.913.23.8
May19° / 12°12013.70.114.65.5
Jun23° / 16°9412015.46.7
Jul25° / 18°7710015.17.2
Aug25° / 18°908.8013.97.3
Sep20° / 14°17711.8012.36.2
Oct16° / 10°20813.40.510.74.5
Nov11° / 22314.429.32.2
Dec / 16912.248.60.6

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 20% of June, with mostly cloudy or overcast conditions the remaining 37%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15644
25644
35644
45644
55644
65644
75644
85743
95842
105842
116040
126040
136238
146238
156337
166436
176436
186436
196535
206634
216634
226733
236832
246832
256931
266931
277030
287129
297129
307129

Chance of precipitation in June

Any precipitation

Rijeka gets around 94 mm of rain over 12 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 39% and peaks near 46% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
145
245
345
445
546
646
745
845
945
1044
1144
1243
1342
1441
1540
1639
1738
1838
1937
2036
2135
2235
2334
2433
2533
2633
2732
2832
2933
3033

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

Most of June feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, June lands in the comfortable band about 40% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14740120
24542130
34342141
44143151
53944171
63744181
73644191
83444202
93345202
103245212
113144222
123044233
133044243
142943243
152942254
162842264
172841265
182840275
192839286
202739286
212738296
222638297
232637307
242536317
252436328
262435338
272335348
282234358
292134369
302134378

Wind in June

Winds average 8 km/h in June, the calmest month.

Across June, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
18calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 15 h 12 min at the start of June to 15 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over June. Sunrise moves from 4:24 AM to 4:22 AM, and sunset from 7:35 PM to 7:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
115.24:247:35
215.24:237:36
315.24:237:37
415.34:227:38
515.34:227:39
615.34:217:40
715.34:217:40
815.34:217:41
915.44:207:42
1015.44:207:42
1115.44:207:43
1215.44:207:44
1315.44:197:44
1415.44:197:45
1515.44:197:45
1615.44:197:46
1715.44:197:46
1815.54:197:47
1915.54:197:47
2015.54:197:47
2115.54:207:48
2215.54:207:48
2315.54:207:48
2415.54:207:48
2515.54:207:48
2615.54:217:48
2715.54:217:48
2815.44:217:48
2915.44:227:48
3015.44:227:48

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 6.24 kWh/m².

For context, solar energy here swings from a low near 1.16 kWh/m² to a high of 6.3 kWh/m² in July across the year — June's 6.24 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.0Bright
26.0Intense
36.0Intense
46.0Intense
56.0Intense
66.1Intense
76.1Intense
86.1Intense
96.1Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.4Intense
236.4Intense
246.4Intense
256.4Intense
266.4Intense
276.4Intense
286.4Intense
296.4Intense
306.4Intense
Planning a trip in June

Is June a good time to visit Rijeka?

Our two travel scores rate June for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.7
Sightseeing
3rd-best month of the year
5.0
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Rijeka for sightseeing.

What to pack for Rijeka in June

From June's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In June, Rijeka sees daytime highs around 23°C and nights near 16°C. Pack sun protection. Worth having: light clothes and rain gear. About 12 days see rain.

sun protectionlight clothesrain gear

Sea temperature near Rijeka in June

The nearest coast averages about 21°C in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 23°C and coldest in February near 10°C.

It's comfortable for a long swim from Jun 10 to Sep 22 — about 3.5 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan10Bracing
Feb10Bracing
Mar10Bracing
Apr12Bracing
May17Cool
Jun21Refreshing
Jul23Refreshing
Aug23Refreshing
Sep21Refreshing
Oct18Cool
Nov15Cool
Dec12Bracing

UV index in Rijeka in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Rijeka peaks around July 17 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateLowJul 17UV 9Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar5Moderate
Apr7High
May7High
Jun8Very high
Jul9Very high
Aug8Very high
Sep5High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Rijeka?

Rijeka sits at 45.3°N, 14.4°E, 12 m above sea level, in Croatia. The nearest listed city is Cres, 41 km away.

CresPostojnaDivačaKoperTriesteRovinjPulaPiran

Topography around Rijeka

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rijeka.

Within 3 km, the terrain around Rijeka has significant variations in elevation — a maximum elevation change of 379 m around an average of 77 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,375 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,767 m.

The land around Rijeka is covered by water (44%), trees (29%) and artificial surfaces (25%) within 3 km, trees (51%) and water (38%) within 16 km, and trees (62%) and water (24%) within 80 km.

3 km
379 m
16 km
1,375 m
80 km
1,767 m
treesshrubsgrasslandcroplandartificial surfaceswater
June weather nearby: Cres 41 km · Postojna 53 km · Divača 54 km · Koper 61 km · Trieste 63 km · Rovinj 69 km · Pula 69 km · Piran 72 km

Croatia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 53% of US
price level, 2025
GDP per capita
$27,104
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
87%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
7.9
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 617
Religion
Roman Catholic 79%other Christian 5%none or atheist 5%Orthodox 3%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Rijeka (45.3267°, 14.4424°, elevation 12 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).