Iași weather in June

In June, Iași sees average daytime highs of 26°C and overnight lows near 15°C, with 75 mm of rain across 10.7 wet days and about 15.6 hours of daylight. It is the 3rd-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 24°C in the first days to 27°C by the end. The sky is clear or mostly clear about 32% of the time in June, and the air most often feels dry.

Daylight stretches from about 15 h 24 min at the start of June to 15 h 42 min by month's end. Set against the rest of the year, June is Iași's 4th-clearest and 10th-windiest month. For the whole year in context, see Iași's year-round climate.

Daytime high
26°
3rd warmest
Overnight low
15°
10th coldest
Rainfall
75 mm
10.7 wet days
Daylight
15 h 42 min
4:19 AM – 8:01 PM
Cloud cover
56%
4th clearest
Wind
10 km/h
10th windiest
Solar energy
5.92 kWh/m²
Travel score
6.6
out of 10

Iași is city and seat of Iași County in the historical region of Moldavia in north-eastern Romania.

Air quality
High
PM2.5 27 µg/m³ · 2018
Density
4,031/km²
people per km²
Founded
1408

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 24°C in the first days to 27°C by the end.

A typical June day in Iași reaches about 26°C in the afternoon and slips back to 15°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 31°C. Set against its neighbours, June runs about 4°C warmer than May and about 2°C cooler than July.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12414
22414
32414
42514
52514
62514
72515
82515
92515
102615
112615
122615
132615
142616
152616
162616
172616
182616
192616
202616
212616
222616
232616
242616
252716
262716
272716
282716
292716
302716

How June really feels in Iași

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.

Iași weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°286.55.18.70.0
Feb / -4°286.13.6100.0
Mar / 368.62.411.61.9
Apr16° / 458.50.313.35.2
May22° / 11°6110.4014.86.7
Jun26° / 15°7510.7015.66.6
Jul28° / 17°7210015.36.4
Aug28° / 16°497.10146.8
Sep22° / 12°507.2012.47.1
Oct15° / 446.40.110.65.1
Nov / 365.92.19.11.5
Dec / -3°357.14.28.40.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 22% of June, with mostly cloudy or overcast conditions the remaining 45%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15248
25347
35446
45446
55545
65545
75545
85644
95545
105545
115545
125446
135446
145446
155446
165446
175347
185347
195347
205446
215446
225446
235446
245446
255644
265644
275743
285842
295941
306040

Chance of precipitation in June

Any precipitation

Iași gets around 75 mm of rain over 10.7 wet days in June, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 36% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
136
235
335
434
534
633
733
833
933
1033
1133
1234
1334
1435
1535
1636
1736
1837
1938
2038
2138
2238
2338
2438
2538
2637
2737
2836
2936
3035

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the dry band about 43% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
16228100
26128110
35928130
45828140
55528161
65329171
75129191
85029201
94829212
104629232
114529243
124329253
134229263
144029274
153929274
163829285
173729285
183728296
193728296
203728297
213727297
223727297
233727297
243627297
253627298
263627298
273528298
283528298
293528298
303429308

Wind in June

Winds average 10 km/h in June.

Across June, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 15 h 24 min at the start of June to 15 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over June. Sunrise moves from 4:25 AM to 4:22 AM, and sunset from 7:50 PM to 8:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
115.44:257:50
215.44:247:51
315.54:237:52
415.54:237:52
515.54:227:53
615.54:227:54
715.64:217:55
815.64:217:56
915.64:217:56
1015.64:207:57
1115.64:207:58
1215.64:207:58
1315.74:207:59
1415.74:198:00
1515.74:198:00
1615.74:198:01
1715.74:198:01
1815.74:198:01
1915.74:198:02
2015.74:198:02
2115.74:198:02
2215.74:208:03
2315.74:208:03
2415.74:208:03
2515.74:208:03
2615.74:218:03
2715.74:218:03
2815.74:218:03
2915.74:228:03
3015.74:228:03

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.92 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 0.95 kWh/m² to a high of 5.92 kWh/m² in June across the year — June's 5.92 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.9Bright
55.9Bright
65.9Bright
75.9Bright
85.9Bright
96.0Bright
106.0Bright
116.0Bright
126.0Bright
136.0Bright
146.0Bright
156.0Bright
166.0Bright
176.0Bright
186.0Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
295.9Bright
305.9Bright
Planning a trip in June

Is June a good time to visit Iași?

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

6.6
Sightseeing
4th-best month of the year
6.3
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Iași for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Iași in June

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

In June, Iași sees daytime highs around 26°C and nights near 15°C. Worth packing: light clothes, rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

UV index in Iași in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Iași peaks around July 17 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 20 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 17UV 8Dec 20UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr6High
May5Moderate
Jun7Very high
Jul8Very high
Aug7Very high
Sep5High
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Iași in June

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where June falls, not just the annual average.

Air quality in Iași is worst in July — around 35 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 19 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Iași's WHO annual average of 27 µg/m³.

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJul 1535 µg/m³Dec 1420 µg/m³
PM2.5 (µg/m³)Level
Jan24Moderate
Feb26Moderate
Mar34Moderate
Apr28Moderate
May28Moderate
Jun32Moderate
Jul35Moderate
Aug30Moderate
Sep25Moderate
Oct21Moderate
Nov21Moderate
Dec19Moderate
Location & terrain

Where is Iași?

Iași sits at 47.2°N, 27.6°E, 66 m above sea level, in Romania. The nearest listed city is Ungheni, 16 km away.

RomanVasluiBilicenii VechiHuşiPaşcaniBălţiStrășeni

Topography around Iași

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

Within 3 km, the terrain around Iași has only modest variations in elevation — a maximum elevation change of 114 m around an average of 74 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 396 m; within 80 km, significant variations in elevation — a maximum elevation change of 583 m.

The land around Iași is covered by artificial surfaces (44%) and trees (31%) within 3 km, cropland (38%), trees (29%) and grassland (24%) within 16 km, and cropland (47%), trees (27%) and grassland (23%) within 80 km.

3 km
114 m
16 km
396 m
80 km
583 m
treesgrasslandcroplandartificial surfaceswater
June weather nearby: Ungheni 16 km · Roman 58 km · Vaslui 60 km · Bilicenii Vechi 64 km · Huşi 65 km · Paşcani 67 km · Bălţi 71 km · Strășeni 76 km

Romania travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 44% of US
price level, 2025
GDP per capita
$22,538
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
82%
of population, 2024
Homicide rate
1.1
per 100k, 2023
Road deaths
10.3
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 605
Religion
Romanian Orthodox 85%other 5%Roman Catholic 5%Reformed 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 Iași (47.1667°, 27.6°, elevation 66 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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).