San Antonio Oeste in Fall
In fall (March, April and May), San Antonio Oeste sees average daytime highs around 20°C and overnight lows near 12°C, with 87 mm of rain over about 12 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Over the season highs ease from about 26°C in early March to 14°C by late May. The sky is clear or mostly clear about 52% of the time across fall, and the air most often feels dry.
Fall is San Antonio Oeste's 3rd-best season to visit on our travel score. For the whole year in context, see San Antonio Oeste's year-round climate.
- Avg daytime high
- 20°C
- 2nd-warmest season
- Avg overnight low
- 12°C
- Rainfall
- 87 mm
- 12 wet days
- Avg wind
- 18 km/h
- Travel score
- 7.2
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in San Antonio Oeste in Fall
Over the season highs ease from about 26°C in early March to 14°C by late May.
A typical fall day in San Antonio Oeste reaches about 20°C and drops to 12°C overnight. The warmest of the three months is March, the coolest May.
San Antonio Oeste weather by month
How the three fall months (March, April and May) 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 | 28° / 18° | 19 | 3.3 | 14.6 | 8.0 |
| Feb | 27° / 17° | 23 | 3.4 | 13.6 | 8.1 |
| Mar | 24° / 15° | 30 | 3.7 | 12.3 | 8.3 |
| Apr | 20° / 12° | 30 | 3.6 | 10.9 | 7.5 |
| May | 16° / 8° | 27 | 4.7 | 9.8 | 5.7 |
| Jun | 13° / 6° | 25 | 4.6 | 9.1 | 4.1 |
| Jul | 12° / 5° | 21 | 4 | 9.4 | 3.9 |
| Aug | 14° / 6° | 18 | 3.2 | 10.4 | 5.0 |
| Sep | 17° / 8° | 22 | 3.7 | 11.7 | 6.2 |
| Oct | 20° / 11° | 28 | 4.4 | 13.1 | 7.3 |
| Nov | 23° / 14° | 23 | 3.8 | 14.3 | 8.1 |
| Dec | 26° / 16° | 15 | 3 | 14.9 | 8.2 |
Cloud cover in Fall
The sky is clear or mostly clear about 52% of the time across fall.
Chance of precipitation in Fall
San Antonio Oeste gets around 87 mm of rain over 12 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 18 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 13 hours in early March to 9 h 18 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 3.6 kWh/m².
Is fall a good time to visit San Antonio Oeste?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is one of the better times to visit San Antonio Oeste for general sightseeing.
What to pack for San Antonio Oeste in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, San Antonio Oeste sees daytime highs around 20°C and nights near 12°C. Worth packing: light clothes, a warm layer and sun protection. About 12 days see rain.
Sea temperature near San Antonio Oeste in Fall
The nearest coast averages about 17°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 17 km away) is warmest in February at about 19°C and coldest in August near 11°C.
The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 19 | 19 | 18 | 16 | 15 | 13 | 12 | 11 | 11 | 13 | 15 | 17 |
| Comfort | Cool | Cool | Cool | Cool | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 19 | Cool |
| Feb | 19 | Cool |
| Mar | 18 | Cool |
| Apr | 16 | Cool |
| May | 15 | Bracing |
| Jun | 13 | Bracing |
| Jul | 12 | Bracing |
| Aug | 11 | Bracing |
| Sep | 11 | Bracing |
| Oct | 13 | Bracing |
| Nov | 15 | Bracing |
| Dec | 17 | Cool |
UV index in San Antonio Oeste in Fall
Clear-sky midday UV across fall averages around 5 — 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 Antonio Oeste peaks around December 20 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 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 | 5 | 3 | 2 | 2 | 3 | 4 | 7 | 9 | 12 |
| Level | Extreme | Extreme | Very high | Moderate | Moderate | Low | Low | Moderate | Moderate | High | Very high | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 11 | Extreme |
| Feb | 11 | Extreme |
| Mar | 7 | Very high |
| Apr | 5 | Moderate |
| May | 3 | Moderate |
| Jun | 2 | Low |
| Jul | 2 | Low |
| Aug | 3 | Moderate |
| Sep | 4 | Moderate |
| Oct | 7 | High |
| Nov | 9 | Very high |
| Dec | 12 | Extreme |
Where is San Antonio Oeste?
San Antonio Oeste sits at 40.7°S, 64.9°W, 12 m above sea level, in Argentina. The nearest listed city is Viedma, 164 km away.
Topography around San Antonio Oeste
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Antonio Oeste.
Within 3 km, the terrain around San Antonio Oeste has only modest variations in elevation — a maximum elevation change of 26 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 162 m; within 80 km, significant variations in elevation — a maximum elevation change of 389 m.
The land around San Antonio Oeste is covered by shrubs (40%) and water (23%) within 3 km, shrubs (53%) and water (34%) within 16 km, and shrubs (73%) and water (21%) 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 Antonio Oeste (-40.7319°, -64.9477°, elevation 12 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.