Viacha in Winter
In winter (June, July and August), Viacha sees average daytime highs around 15°C and overnight lows near -1°C, with 35 mm of precipitation over about 10 wet days across the season. It is the 3rd-warmest season and the driest season of the year.
Across winter, daytime highs hold fairly steady around 15°C. The sky is clear or mostly clear about 65% of the time across winter, and the air most often feels dry.
Winter is Viacha's best season of the year to visit on our travel score. For the whole year in context, see Viacha's year-round climate.
- Avg daytime high
- 15°C
- 3rd-warmest season
- Avg overnight low
- -1°C
- Precipitation
- 35 mm
- 10 wet days
- Avg wind
- 6 km/h
- Travel score
- 5.7
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Viacha in Winter
Across winter, daytime highs hold fairly steady around 15°C.
A typical winter day in Viacha reaches about 15°C and drops to -1°C overnight. The warmest of the three months is August, the coolest July.
How winter really feels in Viacha
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 92 that feel at or below 0°C.
The story in winter is cold — wind chill drags the overnight "feels like" below the raw low.
Viacha 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 | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 15° / 5° | 143 | 24.8 | 0.6 | 12.9 | 2.7 |
| Feb | 15° / 5° | 124 | 22.6 | 0.4 | 12.6 | 2.7 |
| Mar | 15° / 4° | 96 | 22.4 | 0.1 | 12.1 | 3.1 |
| Apr | 15° / 3° | 46 | 13.6 | 0.1 | 11.6 | 4.2 |
| May | 16° / 0° | 14 | 4.8 | 0.1 | 11.2 | 5.7 |
| Jun | 15° / -2° | 8 | 2.5 | 0.3 | 11 | 5.7 |
| Jul | 15° / -2° | 11 | 3 | 0.9 | 11.1 | 5.6 |
| Aug | 16° / -1° | 17 | 4.5 | 0.9 | 11.4 | 5.7 |
| Sep | 16° / 1° | 32 | 9.6 | 0.6 | 11.9 | 5.4 |
| Oct | 17° / 3° | 53 | 13.3 | 0.5 | 12.4 | 5.0 |
| Nov | 17° / 4° | 58 | 13.9 | 0.1 | 12.8 | 4.8 |
| Dec | 16° / 5° | 110 | 20.9 | 0.5 | 13 | 3.5 |
Cloud cover in Winter
The sky is clear or mostly clear about 65% of the time across winter.
Chance of precipitation in Winter
Viacha gets around 35 mm of rain and snow over 10 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 6 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 11 h 06 min in early June to 11 h 42 min 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 5.8 kWh/m².
Hazard calendar for Viacha
None of Viacha's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Viacha's rainy season runs December–March, when most of the year's rain falls.
Is winter a good time to visit Viacha?
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 reasonable time to visit Viacha for sightseeing.
What to pack for Viacha in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Viacha sees daytime highs around 15°C and nights near -1°C. Pack sun protection. Worth having: a warm layer. About 10 days see rain.
UV index in Viacha in Winter
Clear-sky midday UV across winter averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Viacha peaks around February 8 at about 19 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 9 at about 9 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 19 | 19 | 17 | 14 | 11 | 9 | 9 | 13 | 15 | 17 | 17 | 18 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 19 | Extreme |
| Feb | 19 | Extreme |
| Mar | 17 | Extreme |
| Apr | 14 | Extreme |
| May | 11 | Extreme |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 13 | Extreme |
| Sep | 15 | Extreme |
| Oct | 17 | Extreme |
| Nov | 17 | Extreme |
| Dec | 18 | Extreme |
Where is Viacha?
Viacha sits at 16.6°S, 68.3°W, 3,870 m above sea level, in Bolivia. The nearest listed city is Laja, 16 km away.
Topography around Viacha
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Viacha.
Within 3 km, the terrain around Viacha has only modest variations in elevation — a maximum elevation change of 115 m around an average of 3,856 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 360 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,498 m.
The land around Viacha is covered by cropland (45%) and grassland (36%) within 3 km, grassland (43%) and cropland (43%) within 16 km, and grassland (65%) within 80 km.
Bolivia travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B / C
- 230 V · 50 Hz
- Prices
- ≈ 40% of US
- price level, 2025
- GDP per capita
- $5,148
- 2025
- Happiness
- 5.8 / 10
- World Happiness, 2025
- Homicide rate
- 4.4
- per 100k, 2023
- Road deaths
- 21.1
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Moderate
- EF EPI 521
- 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 Viacha (-16.65°, -68.3°, elevation 3,870 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.