Las Heras in Winter
In winter (June, July and August), Las Heras sees average daytime highs around 8°C and overnight lows near 1°C, with 65 mm of precipitation over about 15 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Over the season highs climb from about 8°C in early June to 11°C by late August. The sky is clear or mostly clear about 42% of the time across winter, and the air most often feels dry.
Winter is Las Heras's weakest season of the year to visit on our travel score. For the whole year in context, see Las Heras's year-round climate.
- Avg daytime high
- 8°C
- coldest season of the year
- Avg overnight low
- 1°C
- Precipitation
- 65 mm
- 15 wet days
- Avg wind
- 18 km/h
- Travel score
- 1.7
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Las Heras in Winter
Over the season highs climb from about 8°C in early June to 11°C by late August.
A typical winter day in Las Heras reaches about 8°C and drops to 1°C overnight. The warmest of the three months is August, the coolest July.
How winter really feels in Las Heras
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.
Las Heras 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 | 25° / 12° | 8 | 2.5 | 0 | 15.2 | 8.3 |
| Feb | 24° / 12° | 14 | 2.6 | 0 | 14 | 8.3 |
| Mar | 21° / 10° | 17 | 3.1 | 0 | 12.4 | 7.7 |
| Apr | 16° / 6° | 17 | 3.9 | 0.1 | 10.7 | 6.1 |
| May | 11° / 3° | 24 | 4.8 | 1 | 9.2 | 3.4 |
| Jun | 7° / 0° | 27 | 5.8 | 2.5 | 8.4 | 1.2 |
| Jul | 7° / -0° | 18 | 4.5 | 2.3 | 8.8 | 1.2 |
| Aug | 10° / 1° | 20 | 5.1 | 1.6 | 10 | 2.7 |
| Sep | 14° / 4° | 19 | 4.7 | 0.8 | 11.6 | 4.6 |
| Oct | 18° / 6° | 15 | 3.8 | 0.3 | 13.3 | 6.7 |
| Nov | 21° / 9° | 16 | 2.9 | 0 | 14.8 | 7.6 |
| Dec | 23° / 11° | 13 | 3.2 | 0 | 15.6 | 8.1 |
Cloud cover in Winter
The sky is clear or mostly clear about 42% of the time across winter.
Chance of precipitation in Winter
Las Heras gets around 65 mm of rain and snow over 15 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 18 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 8 h 42 min in early June to 10 h 48 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 1.8 kWh/m².
Is winter a good time to visit Las Heras?
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 Las Heras.
What to pack for Las Heras in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Las Heras sees daytime highs around 8°C and nights near 1°C. Pack a warm layer. Worth having: a heavy coat. About 15 days see rain.
UV index in Las Heras in Winter
Clear-sky midday UV across winter averages around 1. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Las Heras peaks around December 24 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 1 (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 | 10 | 6 | 3 | 2 | 1 | 1 | 2 | 3 | 6 | 8 | 11 |
| Level | Extreme | Very high | High | Moderate | Low | Low | Low | Low | Moderate | High | Very high | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 11 | Extreme |
| Feb | 10 | Very high |
| Mar | 6 | High |
| Apr | 3 | Moderate |
| May | 2 | Low |
| Jun | 1 | Low |
| Jul | 1 | Low |
| Aug | 2 | Low |
| Sep | 3 | Moderate |
| Oct | 6 | High |
| Nov | 8 | Very high |
| Dec | 11 | Extreme |
Where is Las Heras?
Las Heras sits at 46.5°S, 68.9°W, 324 m above sea level, in Argentina. The nearest listed city is Pico Truncado, 80 km away.
Topography around Las Heras
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Las Heras.
Within 3 km, the terrain around Las Heras has only modest variations in elevation — a maximum elevation change of 38 m around an average of 334 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 462 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,258 m.
The land around Las Heras is covered by grassland (44%), bare terrain (30%) and artificial surfaces (21%) within 3 km, grassland (65%) and bare terrain (30%) within 16 km, and grassland (69%) and bare terrain (23%) within 80 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
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 Las Heras (-46.5413°, -68.9323°, elevation 324 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.