Rosario de Lerma in Spring
In spring (September, October and November), Rosario de Lerma sees average daytime highs around 22°C and overnight lows near 11°C, with 256 mm of rain over about 38 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.
Over the season highs climb from about 20°C in early September to 23°C by late November. The sky is clear or mostly clear about 37% of the time across spring, and the air most often feels dry.
Spring is Rosario de Lerma's best season of the year to visit on our travel score. For the whole year in context, see Rosario de Lerma's year-round climate.
- Avg daytime high
- 22°C
- 2nd-warmest season
- Avg overnight low
- 11°C
- Rainfall
- 256 mm
- 38 wet days
- Avg wind
- 5 km/h
- Travel score
- 6.3
- best season of the year
- Months
- Sep · Oct · Nov
Temperature in Rosario de Lerma in Spring
Over the season highs climb from about 20°C in early September to 23°C by late November.
A typical spring day in Rosario de Lerma reaches about 22°C and drops to 11°C overnight. The warmest of the three months is November, the coolest September.
Rosario de Lerma 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 | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 24° / 16° | 216 | 24.3 | 0 | 13.4 | 4.6 |
| Feb | 23° / 16° | 195 | 22.7 | 0 | 12.9 | 4.4 |
| Mar | 22° / 15° | 202 | 23.8 | 0 | 12.2 | 4.4 |
| Apr | 20° / 12° | 129 | 19.5 | 0.1 | 11.4 | 4.7 |
| May | 17° / 8° | 74 | 13.6 | 0.2 | 10.8 | 5.1 |
| Jun | 16° / 5° | 36 | 8.2 | 0.4 | 10.5 | 5.5 |
| Jul | 16° / 4° | 28 | 6.7 | 0.7 | 10.6 | 5.8 |
| Aug | 18° / 6° | 27 | 5.8 | 0.3 | 11.1 | 7.0 |
| Sep | 20° / 8° | 39 | 7.6 | 0.1 | 11.8 | 7.0 |
| Oct | 22° / 12° | 91 | 14 | 0.1 | 12.6 | 6.2 |
| Nov | 23° / 14° | 126 | 16.5 | 0 | 13.2 | 5.7 |
| Dec | 24° / 15° | 181 | 21.2 | 0 | 13.5 | 5.0 |
Cloud cover in Spring
The sky is clear or mostly clear about 37% of the time across spring.
Chance of precipitation in Spring
Rosario de Lerma gets around 256 mm of rain over 38 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 5 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 5.9 kWh/m².
Hazard calendar for Rosario de Lerma
In spring, Rosario de Lerma overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Rosario de Lerma's rainy season runs November–April, when most of the year's rain falls.
Is spring a good time to visit Rosario de Lerma?
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 Rosario de Lerma for sightseeing.
What to pack for Rosario de Lerma in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Rosario de Lerma sees daytime highs around 22°C and nights near 11°C. Pack rain gear and sun protection. Worth having: light clothes. About 38 days see rain.
UV index in Rosario de Lerma in Spring
Clear-sky midday UV across spring averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Rosario de Lerma peaks around January 16 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 6 (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) | 16 | 16 | 14 | 9 | 7 | 6 | 6 | 8 | 10 | 13 | 15 | 16 |
| Level | Extreme | Extreme | Extreme | Very high | Very high | High | High | Very high | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 16 | Extreme |
| Feb | 16 | Extreme |
| Mar | 14 | Extreme |
| Apr | 9 | Very high |
| May | 7 | Very high |
| Jun | 6 | High |
| Jul | 6 | High |
| Aug | 8 | Very high |
| Sep | 10 | Extreme |
| Oct | 13 | Extreme |
| Nov | 15 | Extreme |
| Dec | 16 | Extreme |
Where is Rosario de Lerma?
Rosario de Lerma sits at 25.0°S, 65.6°W, 1,421 m above sea level, in Argentina. The nearest listed city is San José de los Cerrillos, 14 km away.
Topography around Rosario de Lerma
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rosario de Lerma.
Within 3 km, the terrain around Rosario de Lerma has only modest variations in elevation — a maximum elevation change of 103 m around an average of 1,318 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,912 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,593 m.
The land around Rosario de Lerma is covered by cropland (66%) within 3 km, cropland (45%) and trees (38%) within 16 km, and trees (37%), grassland (23%) 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 Rosario de Lerma (-24.9858°, -65.5784°, elevation 1,421 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.