Río Segundo in Spring
In spring (September, October and November), Río Segundo sees average daytime highs around 25°C and overnight lows near 13°C, with 181 mm of rain over about 22 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.
Over the season highs climb from about 21°C in early September to 29°C by late November. The sky is clear or mostly clear about 53% of the time across spring, and the air most often feels dry.
Spring is Río Segundo's best season of the year to visit on our travel score. For the whole year in context, see Río Segundo's year-round climate.
- Avg daytime high
- 25°C
- 2nd-warmest season
- Avg overnight low
- 13°C
- Rainfall
- 181 mm
- 22 wet days
- Avg wind
- 12 km/h
- Travel score
- 7.3
- best season of the year
- Months
- Sep · Oct · Nov
Temperature in Río Segundo in Spring
Over the season highs climb from about 21°C in early September to 29°C by late November.
A typical spring day in Río Segundo reaches about 25°C and drops to 13°C overnight. The warmest of the three months is November, the coolest September.
Río Segundo 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 | 30° / 19° | 108 | 10.1 | 13.8 | 5.3 |
| Feb | 28° / 18° | 89 | 9.8 | 13.2 | 6.3 |
| Mar | 26° / 16° | 89 | 9.2 | 12.2 | 7.0 |
| Apr | 23° / 13° | 61 | 7 | 11.2 | 7.6 |
| May | 20° / 9° | 29 | 4.3 | 10.4 | 7.2 |
| Jun | 17° / 6° | 15 | 3 | 10 | 6.5 |
| Jul | 16° / 5° | 12 | 2.5 | 10.1 | 6.5 |
| Aug | 19° / 7° | 15 | 2.4 | 10.8 | 7.7 |
| Sep | 22° / 9° | 30 | 4.4 | 11.8 | 8.0 |
| Oct | 25° / 13° | 68 | 8.2 | 12.8 | 7.4 |
| Nov | 28° / 16° | 83 | 9.7 | 13.6 | 6.5 |
| Dec | 30° / 18° | 102 | 10.8 | 14 | 5.3 |
Cloud cover in Spring
The sky is clear or mostly clear about 53% of the time across spring.
Chance of precipitation in Spring
Río Segundo gets around 181 mm of rain over 22 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 12 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 18 min in early September to 13 h 54 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 5.8 kWh/m².
Hazard calendar for Río Segundo
In spring, Río Segundo overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Río Segundo's rainy season runs October–April, when most of the year's rain falls.
Is spring a good time to visit Río Segundo?
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 one of the better times to visit Río Segundo for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Río Segundo in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Río Segundo sees daytime highs around 25°C and nights near 13°C. Pack light clothes and sun protection. Worth having: rain gear. About 22 days see rain.
UV index in Río Segundo 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 Río Segundo peaks around January 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 3 (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 | 13 | 11 | 6 | 4 | 3 | 4 | 5 | 7 | 10 | 12 | 12 |
| Level | Extreme | Extreme | Extreme | High | Moderate | Moderate | Moderate | Moderate | High | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 13 | Extreme |
| Mar | 11 | Extreme |
| Apr | 6 | High |
| May | 4 | Moderate |
| Jun | 3 | Moderate |
| Jul | 4 | Moderate |
| Aug | 5 | Moderate |
| Sep | 7 | High |
| Oct | 10 | Extreme |
| Nov | 12 | Extreme |
| Dec | 12 | Extreme |
Where is Río Segundo?
Río Segundo sits at 31.7°S, 63.9°W, 343 m above sea level, in Argentina. The nearest listed city is Pilar, 4.0 km away.
Topography around Río Segundo
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Río Segundo.
Within 3 km, the terrain around Río Segundo has only modest variations in elevation — a maximum elevation change of 28 m around an average of 339 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 96 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,998 m.
The land around Río Segundo is covered by cropland (41%) and grassland (29%) within 3 km, cropland (91%) within 16 km, and cropland (74%) 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 Río Segundo (-31.6501°, -63.9117°, elevation 343 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.