La Unión weather in June

In June, La Unión sees average daytime highs of 11°C and overnight lows near 4°C, with 254 mm of precipitation across 18.3 wet days and about 9.2 hours of daylight. It is the 11th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 11°C through the month. The sky is clear or mostly clear about 9% of the time in June, and the air most often feels dry.

Daylight stretches from about 9 h 18 min at the start of June to 9 h 12 min by month's end. Set against the rest of the year, June is La Unión's 12th-clearest and 4th-windiest month. For the whole year in context, see La Unión's year-round climate.

Daytime high
11°
11th warmest
Overnight low
3rd coldest
Precipitation
254 mm
18.3 wet days
Daylight
9 h 06 min
9:18 AM – 6:27 PM
Cloud cover
77%
12th clearest
Wind
11 km/h
4th windiest
Solar energy
1.28 kWh/m²
Travel score
2.0
out of 10

La Unión is city in Chile.

Air quality
High
PM2.5 29.9 µg/m³ · 2019
Density
12/km²
people per km²
Founded
1821

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 11°C through the month.

A typical June day in La Unión reaches about 11°C in the afternoon and slips back to 4°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 13°C. Set against its neighbours, June runs about 2°C cooler than May and on par with July.

-5°10°15°151015202530
Avg high (°C)Avg low (°C)
1115
2115
3115
4115
5115
6115
7115
8115
9114
10114
11114
12114
13114
14114
15114
16104
17104
18104
19104
20104
21104
22104
23104
24104
25104
26104
27104
28104
29104
30104

La Unión weather by month

How June compares with the rest of the year at a glance. June is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan22° / 10°36614.57.5
Feb22° / 10°415.113.67.6
Mar20° / 637.612.36.7
Apr16° / 10910.6114.9
May13° / 18915.49.83.1
Jun11° / 25418.39.22.0
Jul10° / 22917.89.41.9
Aug11° / 21017.810.42.3
Sep13° / 12513.511.73.4
Oct15° / 11013.413.14.3
Nov17° / 749.914.25.5
Dec20° / 64814.86.6

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in June, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of June, with mostly cloudy or overcast conditions the remaining 77%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12476
22575
32575
42674
52575
62575
72575
82575
92575
102674
112575
122575
132476
142476
152476
162476
172377
182278
192278
202278
212278
222179
232179
242179
252179
262080
272179
282179
292179
302377

Chance of precipitation in June

Any precipitation

La Unión gets around 254 mm of rain and snow over 18.3 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 precipitation averages around 60% and peaks near 61% on the wettest days, and about 0 day brings snow.

0%20%40%60%151015202530
Rain chance (%)
159
260
360
460
560
660
760
860
960
1060
1160
1260
1360
1460
1560
1660
1760
1860
1960
2060
2160
2260
2360
2461
2561
2661
2761
2861
2960
3060

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100

Wind in June

Winds average 11 km/h in June.

Across June, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
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 9 h 18 min at the start of June to 9 h 12 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 9:09 AM to 9:21 AM, and sunset from 6:30 PM to 6:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
19.39:096:30
29.39:106:30
39.39:116:29
49.39:126:29
59.39:126:29
69.39:136:28
79.29:146:28
89.29:146:28
99.29:156:28
109.29:156:27
119.29:166:27
129.29:166:27
139.29:176:27
149.29:176:27
159.29:186:27
169.19:186:27
179.19:196:27
189.19:196:27
199.19:196:27
209.19:206:27
219.19:206:27
229.19:206:28
239.19:206:28
249.19:206:28
259.19:216:28
269.19:216:29
279.19:216:29
289.19:216:29
299.19:216:30
309.29:216:30

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 1.28 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.28 kWh/m² to a high of 7.12 kWh/m² in January across the year — June's 1.28 kWh/m² sits near the bottom.

00.511.52151015202530
Solar energy (kWh/m²)Level
11.4Dim
21.4Dim
31.4Dim
41.4Dim
51.4Dim
61.4Dim
71.4Dim
81.3Dim
91.3Dim
101.3Dim
111.3Dim
121.3Dim
131.3Dim
141.3Dim
151.3Dim
161.3Dim
171.3Dim
181.3Dim
191.3Dim
201.3Dim
211.3Dim
221.3Dim
231.3Dim
241.3Dim
251.3Dim
261.3Dim
271.3Dim
281.3Dim
291.3Dim
301.3Dim
Planning a trip in June

Hazard calendar for La Unión

In seasonPeak

In June, La Unión sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

La Unión's rainy season runs May–September, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is June a good time to visit La Unión?

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

2.0
Sightseeing
11th-best month of the year
0.0
Beach & pool
10th-best month of the year

June is a weaker month for outdoor sightseeing in La Unión.

What to pack for La Unión in June

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

In June, La Unión sees daytime highs around 11°C and nights near 4°C. Pack a warm layer and rain gear. About 18 days see rain.

a warm layerrain gear

Sea temperature near La Unión in June

The nearest coast averages about 12°C in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 66 km away) is warmest in January at about 14°C and coldest in August near 11°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

10°12°14°16°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan14Bracing
Feb14Bracing
Mar14Bracing
Apr13Bracing
May13Bracing
Jun12Bracing
Jul11Bracing
Aug11Bracing
Sep11Bracing
Oct12Bracing
Nov13Bracing
Dec14Bracing

UV index in La Unión in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in La Unión peaks around December 20 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateLowModerateVery highExtremeDec 20UV 12Jun 18UV 2
UV index (midday)Level
Jan11Extreme
Feb11Extreme
Mar7Very high
Apr5Moderate
May2Moderate
Jun2Low
Jul2Low
Aug3Moderate
Sep4Moderate
Oct7High
Nov9Very high
Dec12Extreme

Air quality in La Unión 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 La Unión is worst in March — around 36 µg/m³ PM2.5 (poor), about 1.7× the cleanest month (February, 22 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to La Unión's WHO annual average of 29.9 µg/m³.

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateModerateMar 2436 µg/m³Feb 922 µg/m³
PM2.5 (µg/m³)Level
Jan24Moderate
Feb22Moderate
Mar36Poor
Apr36Poor
May28Moderate
Jun26Moderate
Jul27Moderate
Aug33Moderate
Sep36Poor
Oct33Moderate
Nov31Moderate
Dec27Moderate
Location & terrain

Where is La Unión?

La Unión sits at 40.3°S, 73.1°W, 32 m above sea level, in Chile. The nearest listed city is Río Bueno, 12 km away.

Topography around La Unión

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

Within 3 km, the terrain around La Unión has only modest variations in elevation — a maximum elevation change of 80 m around an average of 49 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 528 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,782 m.

The land around La Unión is covered by cropland (41%), trees (25%) and grassland (20%) within 3 km, trees (44%), cropland (29%) and grassland (25%) within 16 km, and trees (51%) and grassland (21%) within 80 km.

3 km
80 m
16 km
528 m
80 km
1,782 m
treesgrasslandcroplandartificial surfaceswater
June weather nearby: Río Bueno 12 km · Paillaco 30 km · Osorno 32 km · Valdivia 55 km · Las Animas 55 km · Purranque 69 km · Frutillar 92 km · Panguipulli 96 km

Chile travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / L
220 V · 50 Hz
Prices
≈ 48% of US
price level, 2025
GDP per capita
$17,995
2025
Happiness
6.3 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
6.3
per 100k, 2023
Road deaths
14.9
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 517
Religion
Catholic 57%none 26%Evangelical or Protestant 16%other Christians and traditions related to 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 La Unión (-40.2931°, -73.0817°, elevation 32 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. 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).