Iguazu weather in June

In June, Iguazu sees average daytime highs of 22°C and overnight lows near 14°C, with 137 mm of rain across 9.2 wet days and about 10.4 hours of daylight. It is the 11th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 22°C through the month. The sky is clear or mostly clear about 40% of the time in June, and the air most often feels humid.

Daylight stretches from about 10 h 30 min at the start of June to 10 h 24 min by month's end. Set against the rest of the year, June is Iguazu's 6th-clearest and 4th-windiest month. For the whole year in context, see Iguazu's year-round climate.

Daytime high
22°
11th warmest
Overnight low
14°
2nd coldest
Rainfall
137 mm
9.2 wet days
Daylight
10 h 24 min
7:26 AM – 5:51 PM
Cloud cover
53%
6th clearest
Wind
10 km/h
4th windiest
Solar energy
2.83 kWh/m²
Travel score
6.9
out of 10

Iguazu is human settlement.

Founded
1902

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 22°C through the month.

A typical June day in Iguazu reaches about 22°C in the afternoon and slips back to 14°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 28°C. Set against its neighbours, June runs about 1°C cooler than May and on par with July.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12214
22214
32214
42214
52214
62214
72214
82214
92214
102214
112314
122314
132314
142214
152214
162214
172214
182214
192214
202214
212214
222214
232214
242214
252214
262214
272214
282214
292214
302214

How June really feels in Iguazu

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.

Iguazu weather by month

How June compares with the rest of the year at a glance. June is the 11th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 22°15715.313.43.9
Feb31° / 22°1511412.94.1
Mar30° / 21°14112.512.24.8
Apr28° / 18°1389.411.46.3
May24° / 15°1629.110.87.1
Jun22° / 14°1379.210.46.9
Jul22° / 13°1188.510.67.2
Aug25° / 14°94711.17.7
Sep27° / 16°1559.911.86.7
Oct28° / 19°19713.212.65.5
Nov30° / 20°15811.713.35.0
Dec31° / 21°18414.813.64.2

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 11% of June, with mostly cloudy or overcast conditions the remaining 48%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15050
25050
35149
45149
55248
65248
75347
85347
95446
105446
115446
125446
135446
145446
155446
165446
175347
185347
195248
205248
215149
225149
235050
245050
255050
265050
275050
284951
295050
305050

Chance of precipitation in June

Any precipitation

Iguazu gets around 137 mm of rain over 9.2 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 31% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
131
231
331
430
530
630
729
829
930
1030
1130
1230
1330
1430
1530
1630
1731
1831
1931
2032
2132
2232
2333
2433
2532
2632
2732
2832
2932
3032

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the humid band about 33% of days. Sticky, muggy-or-worse air turns up on roughly 10% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1352427131
2352427141
3352427140
4352328140
5342328140
6342329140
7332330140
8322431130
9312432130
10312433130
11302433120
12292534120
13292535110
14292635100
15292635100
1628273590
1728273690
1828283680
1928283680
2029293570
2129293570
2229293570
2329293570
2429293570
2530293570
2630293570
2730293470
2830293470
2930293470
3031283470

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
19calm
29calm
39calm
49calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
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 10 h 30 min at the start of June to 10 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over June. Sunrise moves from 7:20 AM to 7:29 AM, and sunset from 5:52 PM to 5:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
110.57:205:52
210.57:215:51
310.57:215:51
410.57:225:51
510.57:225:51
610.57:225:51
710.57:235:51
810.57:235:51
910.57:245:51
1010.47:245:51
1110.47:245:51
1210.47:255:51
1310.47:255:51
1410.47:255:51
1510.47:265:51
1610.47:265:51
1710.47:265:51
1810.47:275:51
1910.47:275:51
2010.47:275:51
2110.47:285:52
2210.47:285:52
2310.47:285:52
2410.47:285:52
2510.47:285:53
2610.47:285:53
2710.47:295:53
2810.47:295:53
2910.47:295:54
3010.47:295:54

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 2.83 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.83 kWh/m² to a high of 6.38 kWh/m² in December across the year — June's 2.83 kWh/m² sits near the bottom.

0123151015202530
Solar energy (kWh/m²)Level
12.9Moderate
22.9Moderate
32.9Moderate
42.9Moderate
52.9Moderate
62.9Moderate
72.9Moderate
82.9Moderate
92.9Moderate
102.9Moderate
112.9Moderate
122.9Moderate
132.9Moderate
142.9Moderate
152.9Moderate
162.8Moderate
172.8Moderate
182.8Moderate
192.8Moderate
202.8Moderate
212.8Moderate
222.8Moderate
232.8Moderate
242.8Moderate
252.8Moderate
262.8Moderate
272.8Moderate
282.8Moderate
292.8Moderate
302.8Moderate
Planning a trip in June

Is June a good time to visit Iguazu?

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

6.9
Sightseeing
4th-best month of the year
5.0
Beach & pool
12th-best month of the year

June is a reasonable time to visit Iguazu for sightseeing.

What to pack for Iguazu in June

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

In June, Iguazu sees daytime highs around 22°C and nights near 14°C. Worth packing: light clothes and rain gear. About 9 days see rain.

light clothesrain gear

UV index in Iguazu in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Iguazu peaks around January 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 5 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighHighVery highExtremeJan 19UV 15Jul 12UV 5
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar11Extreme
Apr9Very high
May6High
Jun5High
Jul5Moderate
Aug6High
Sep6High
Oct10Very high
Nov12Extreme
Dec13Extreme

Air quality in Iguazu 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 Iguazu is worst in September — around 23 µg/m³ PM2.5 (moderate), about 2.9× the cleanest month (March, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1622 µg/m³Mar 108 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar8Good
Apr9Good
May10Good
Jun10Good
Jul11Good
Aug14Moderate
Sep23Moderate
Oct14Moderate
Nov10Good
Dec8Good
Location & terrain

Where is Iguazu?

Iguazu sits at 25.6°S, 54.6°W, 177 m above sea level, in Argentina. The nearest listed city is Presidente Franco, 5.0 km away.

Topography around Iguazu

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

Within 3 km, the terrain around Iguazu has only modest variations in elevation — a maximum elevation change of 139 m around an average of 175 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 198 m; within 80 km, significant variations in elevation — a maximum elevation change of 568 m.

The land around Iguazu is covered by trees (50%) and artificial surfaces (30%) within 3 km, trees (52%) and cropland (22%) within 16 km, and trees (46%) and cropland (38%) within 80 km.

3 km
139 m
16 km
198 m
80 km
568 m
treesgrasslandcroplandartificial surfaceswater
June weather nearby: Presidente Franco 5.0 km · Foz do Iguacu 6.0 km · Ciudad del Este 13 km · Santa Terezinha de Itaipu 25 km · Colonia Wanda 42 km · São Miguel do Iguaçu 44 km · Puerto Esperanza 47 km · Medianeira 59 km

Argentina travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / I
220 V · 50 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$14,898
2025
Happiness
6.4 / 10
World Happiness, 2025
Homicide rate
4.5
per 100k, 2023
Road deaths
14.1
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 575
Religion
Roman Catholic 63%none 19%Evangelical 15%Jehovah's Witness and Church of Jesus Christ 1%

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 Iguazu (-25.5991°, -54.5735°, elevation 177 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).