Libertador General San Martín in Spring
In spring (September, October and November), Libertador General San Martín sees average daytime highs around 27°C and overnight lows near 15°C, with 305 mm of rain over about 32 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.
Over the season highs climb from about 25°C in early September to 29°C by late November. The sky is clear or mostly clear about 40% of the time across spring, and the air most often feels dry.
Spring is Libertador General San Martín's 2nd-best season to visit on our travel score. For the whole year in context, see Libertador General San Martín's year-round climate.
- Avg daytime high
- 27°C
- 2nd-warmest season
- Avg overnight low
- 15°C
- Rainfall
- 305 mm
- 32 wet days
- Avg wind
- 6 km/h
- Travel score
- 6.2
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Libertador General San Martín in Spring
Over the season highs climb from about 25°C in early September to 29°C by late November.
A typical spring day in Libertador General San Martín reaches about 27°C and drops to 15°C overnight. The warmest of the three months is November, the coolest September.
Libertador General San Martín weather by month
How the three spring months (September, October and November) 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 | 29° / 20° | 232 | 17.5 | 13.3 | 4.4 |
| Feb | 28° / 19° | 239 | 17.7 | 12.8 | 4.7 |
| Mar | 26° / 18° | 275 | 20.7 | 12.2 | 4.8 |
| Apr | 24° / 15° | 196 | 18.8 | 11.5 | 5.3 |
| May | 21° / 11° | 101 | 16 | 10.9 | 5.4 |
| Jun | 19° / 8° | 50 | 10.3 | 10.6 | 6.0 |
| Jul | 19° / 6° | 31 | 6.6 | 10.7 | 6.9 |
| Aug | 23° / 8° | 25 | 4.6 | 11.2 | 8.1 |
| Sep | 26° / 11° | 36 | 6.3 | 11.9 | 7.6 |
| Oct | 28° / 16° | 103 | 11.5 | 12.6 | 6.0 |
| Nov | 29° / 17° | 165 | 14 | 13.2 | 5.1 |
| Dec | 29° / 19° | 241 | 16.7 | 13.4 | 4.5 |
Cloud cover in Spring
The sky is clear or mostly clear about 40% of the time across spring.
Chance of precipitation in Spring
Libertador General San Martín gets around 305 mm of rain over 32 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 6 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 30 min in early September to 13 h 24 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 5.5 kWh/m².
Hazard calendar for Libertador General San Martín
In spring, Libertador General San Martín overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Libertador General San Martín's rainy season runs November–April, when most of the year's rain falls.
Is spring a good time to visit Libertador General San Martín?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a reasonable time to visit Libertador General San Martín for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Libertador General San Martín in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Libertador General San Martín sees daytime highs around 27°C and nights near 15°C. Pack light clothes and rain gear. Worth having: sun protection. About 32 days see rain.
UV index in Libertador General San Martín in Spring
Clear-sky midday UV across spring 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 Libertador General San Martín peaks around January 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 5 (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) | 15 | 14 | 13 | 8 | 7 | 5 | 5 | 8 | 9 | 9 | 13 | 14 |
| Level | Extreme | Extreme | Extreme | Very high | High | High | High | Very high | Very high | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 14 | Extreme |
| Mar | 13 | Extreme |
| Apr | 8 | Very high |
| May | 7 | High |
| Jun | 5 | High |
| Jul | 5 | High |
| Aug | 8 | Very high |
| Sep | 9 | Very high |
| Oct | 9 | Very high |
| Nov | 13 | Extreme |
| Dec | 14 | Extreme |
Air quality in Libertador General San Martín in Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring falls, not just the annual average.
Air quality in Libertador General San Martín is worst in September — around 26 µg/m³ PM2.5 (moderate), about 5.6× the cleanest month (May, 5 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) | 9 | 9 | 7 | 6 | 5 | 6 | 8 | 13 | 26 | 26 | 19 | 13 |
| Level | Good | Good | Good | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 9 | Good |
| Mar | 7 | Good |
| Apr | 6 | Good |
| May | 5 | Good |
| Jun | 6 | Good |
| Jul | 8 | Good |
| Aug | 13 | Moderate |
| Sep | 26 | Moderate |
| Oct | 26 | Moderate |
| Nov | 19 | Moderate |
| Dec | 13 | Moderate |
Where is Libertador General San Martín?
Libertador General San Martín sits at 23.8°S, 64.8°W, 464 m above sea level, in Argentina. The nearest listed city is San Pedro de Jujuy, 47 km away.
Topography around Libertador General San Martín
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Libertador General San Martín.
Within 3 km, the terrain around Libertador General San Martín has significant variations in elevation — a maximum elevation change of 324 m around an average of 488 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,160 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,815 m.
The land around Libertador General San Martín is covered by cropland (45%), trees (27%) and artificial surfaces (21%) within 3 km, trees (64%) and cropland (29%) within 16 km, and trees (64%) 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 Libertador General San Martín (-23.8131°, -64.7935°, elevation 464 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.