San Lorenzo in Winter
In winter (June, July and August), San Lorenzo sees average daytime highs around 21°C and overnight lows near 11°C, with 226 mm of rain over about 22 wet days across the season. It is the coldest season of the year and the driest season of the year.
Over the season highs climb from about 21°C in early June to 24°C by late August. The sky is clear or mostly clear about 46% of the time across winter, and the air most often feels dry.
Winter is San Lorenzo's best season of the year to visit on our travel score. For the whole year in context, see San Lorenzo's year-round climate.
- Avg daytime high
- 21°C
- coldest season of the year
- Avg overnight low
- 11°C
- Rainfall
- 226 mm
- 22 wet days
- Avg wind
- 14 km/h
- Travel score
- 7.1
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in San Lorenzo in Winter
Over the season highs climb from about 21°C in early June to 24°C by late August.
A typical winter day in San Lorenzo reaches about 21°C and drops to 11°C overnight. The warmest of the three months is August, the coolest July.
How winter really feels in San Lorenzo
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
winter sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
San Lorenzo 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 | 32° / 22° | 148 | 11 | 13.6 | 4.1 |
| Feb | 31° / 21° | 136 | 10.1 | 13 | 4.5 |
| Mar | 29° / 20° | 143 | 10.2 | 12.2 | 5.4 |
| Apr | 26° / 17° | 168 | 9.8 | 11.3 | 6.8 |
| May | 23° / 14° | 112 | 7.8 | 10.6 | 7.2 |
| Jun | 20° / 12° | 80 | 7.8 | 10.2 | 6.7 |
| Jul | 20° / 10° | 71 | 7.2 | 10.4 | 7.0 |
| Aug | 23° / 11° | 75 | 6.7 | 11 | 7.6 |
| Sep | 25° / 13° | 109 | 8.4 | 11.8 | 7.4 |
| Oct | 27° / 16° | 191 | 11 | 12.7 | 6.5 |
| Nov | 29° / 18° | 160 | 9 | 13.4 | 5.9 |
| Dec | 31° / 20° | 160 | 10 | 13.8 | 4.6 |
Cloud cover in Winter
The sky is clear or mostly clear about 46% of the time across winter.
Chance of precipitation in Winter
San Lorenzo gets around 226 mm of rain over 22 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 14 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 10 h 18 min in early June to 11 h 24 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 3.2 kWh/m².
Is winter a good time to visit San Lorenzo?
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 one of the better times to visit San Lorenzo for general sightseeing.
What to pack for San Lorenzo in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, San Lorenzo sees daytime highs around 21°C and nights near 11°C. Worth packing: light clothes. About 22 days see rain.
UV index in San Lorenzo in Winter
Clear-sky midday UV across winter averages around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in San Lorenzo peaks around January 24 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 4 (moderate).
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) | 14 | 14 | 11 | 8 | 5 | 4 | 4 | 5 | 8 | 6 | 11 | 13 |
| Level | Extreme | Extreme | Extreme | Very high | High | Moderate | Moderate | Moderate | Very high | High | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 14 | Extreme |
| Mar | 11 | Extreme |
| Apr | 8 | Very high |
| May | 5 | High |
| Jun | 4 | Moderate |
| Jul | 4 | Moderate |
| Aug | 5 | Moderate |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 11 | Extreme |
| Dec | 13 | Extreme |
Air quality in San Lorenzo in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in San Lorenzo is worst in August — around 16 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (May, 6 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 11 | 14 | 7 | 7 | 6 | 7 | 9 | 16 | 14 | 9 | 7 | 6 |
| Level | Good | Moderate | Good | Good | Good | Good | Good | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 14 | Moderate |
| Mar | 7 | Good |
| Apr | 7 | Good |
| May | 6 | Good |
| Jun | 7 | Good |
| Jul | 9 | Good |
| Aug | 16 | Moderate |
| Sep | 14 | Moderate |
| Oct | 9 | Good |
| Nov | 7 | Good |
| Dec | 6 | Good |
Where is San Lorenzo?
San Lorenzo sits at 28.1°S, 58.8°W, 63 m above sea level, in Argentina. The nearest listed city is Saladas, 19 km away.
Topography around San Lorenzo
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Lorenzo.
Within 3 km, the terrain around San Lorenzo has only modest variations in elevation — a maximum elevation change of 23 m around an average of 61 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 43 m; within 80 km, only modest variations in elevation — a maximum elevation change of 75 m.
The land around San Lorenzo is covered by grassland (59%) and trees (33%) within 3 km, grassland (57%) and trees (23%) within 16 km, and grassland (44%), trees (24%) and wetland (24%) 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 San Lorenzo (-28.1344°, -58.7668°, elevation 63 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.