Río Bueno in Winter
In winter (June, July and August), Río Bueno sees average daytime highs around 11°C and overnight lows near 4°C, with 693 mm of rain over about 54 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Across winter, daytime highs hold fairly steady around 11°C. The sky is clear or mostly clear about 11% of the time across winter, and the air most often feels dry.
Winter is Río Bueno's weakest season of the year to visit on our travel score. For the whole year in context, see Río Bueno's year-round climate.
- Avg daytime high
- 11°C
- coldest season of the year
- Avg overnight low
- 4°C
- Rainfall
- 693 mm
- 54 wet days
- Avg wind
- 10 km/h
- Travel score
- 2.1
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Río Bueno in Winter
Across winter, daytime highs hold fairly steady around 11°C.
A typical winter day in Río Bueno reaches about 11°C and drops to 4°C overnight. The warmest of the three months is August, the coolest July.
Río Bueno weather by month
How the three winter months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 22° / 10° | 36 | 6 | 14.5 | 7.5 |
| Feb | 22° / 10° | 41 | 5.1 | 13.6 | 7.6 |
| Mar | 20° / 9° | 63 | 7.6 | 12.3 | 6.7 |
| Apr | 16° / 7° | 109 | 10.6 | 11 | 4.9 |
| May | 13° / 6° | 189 | 15.4 | 9.8 | 3.1 |
| Jun | 11° / 4° | 254 | 18.3 | 9.2 | 2.0 |
| Jul | 10° / 4° | 229 | 17.8 | 9.4 | 1.9 |
| Aug | 11° / 4° | 210 | 17.8 | 10.4 | 2.3 |
| Sep | 13° / 5° | 125 | 13.5 | 11.7 | 3.4 |
| Oct | 15° / 6° | 110 | 13.4 | 13.1 | 4.3 |
| Nov | 17° / 8° | 74 | 9.9 | 14.2 | 5.5 |
| Dec | 20° / 9° | 64 | 8 | 14.8 | 6.6 |
Cloud cover in Winter
The sky is clear or mostly clear about 11% of the time across winter.
Chance of precipitation in Winter
Río Bueno gets around 693 mm of rain over 54 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 10 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 9 h 18 min in early June to 11 hours by late August. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 1.7 kWh/m².
Hazard calendar for Río Bueno
In winter, Río Bueno overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Río Bueno's rainy season runs May–September, when most of the year's rain falls.
Is winter a good time to visit Río Bueno?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a weaker month for outdoor sightseeing in Río Bueno.
What to pack for Río Bueno in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Río Bueno sees daytime highs around 11°C and nights near 4°C. Pack a warm layer and rain gear. About 54 days see rain.
UV index in Río Bueno in Winter
Clear-sky midday UV across winter averages around 2. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Río Bueno 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 11 | 11 | 7 | 4 | 2 | 2 | 2 | 3 | 4 | 7 | 9 | 12 |
| Level | Extreme | Extreme | Very high | Moderate | Moderate | Low | Low | Moderate | Moderate | Very high | Very high | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 11 | Extreme |
| Feb | 11 | Extreme |
| Mar | 7 | Very high |
| Apr | 4 | Moderate |
| May | 2 | Moderate |
| Jun | 2 | Low |
| Jul | 2 | Low |
| Aug | 3 | Moderate |
| Sep | 4 | Moderate |
| Oct | 7 | Very high |
| Nov | 9 | Very high |
| Dec | 12 | Extreme |
Where is Río Bueno?
Río Bueno sits at 40.3°S, 73.0°W, 61 m above sea level, in Chile. The nearest listed city is La Unión, 12 km away.
Topography around Río Bueno
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Río Bueno.
Within 3 km, the terrain around Río Bueno has only modest variations in elevation — a maximum elevation change of 75 m around an average of 55 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 328 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,198 m.
The land around Río Bueno is covered by grassland (36%), cropland (29%) and trees (23%) within 3 km, cropland (39%), grassland (38%) and trees (22%) within 16 km, and trees (55%) and grassland (22%) within 80 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
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 Río Bueno (-40.3349°, -72.9556°, elevation 61 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.