Santa Rosa in Spring
In spring (September, October and November), Santa Rosa sees average daytime highs around 22°C and overnight lows near 10°C, with 205 mm of rain over about 24 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.
Over the season highs climb from about 18°C in early September to 27°C by late November. The sky is clear or mostly clear about 48% of the time across spring, and the air most often feels dry.
Spring is Santa Rosa's best season of the year to visit on our travel score. For the whole year in context, see Santa Rosa's year-round climate.
- Avg daytime high
- 22°C
- 2nd-warmest season
- Avg overnight low
- 10°C
- Rainfall
- 205 mm
- 24 wet days
- Avg wind
- 12 km/h
- Travel score
- 7.1
- best season of the year
- Months
- Sep · Oct · Nov
Temperature in Santa Rosa in Spring
Over the season highs climb from about 18°C in early September to 27°C by late November.
A typical spring day in Santa Rosa reaches about 22°C and drops to 10°C overnight. The warmest of the three months is November, the coolest September.
How spring really feels in Santa Rosa
Once humidity and wind are folded in, spring brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
spring sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Santa Rosa 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° / 18° | 82 | 9 | 14.2 | 5.6 |
| Feb | 28° / 17° | 81 | 7.9 | 13.4 | 6.4 |
| Mar | 26° / 15° | 86 | 8 | 12.3 | 7.4 |
| Apr | 22° / 11° | 67 | 6.3 | 11.1 | 7.4 |
| May | 17° / 7° | 30 | 5 | 10.1 | 6.2 |
| Jun | 14° / 4° | 17 | 3.3 | 9.5 | 4.8 |
| Jul | 14° / 3° | 19 | 3.7 | 9.8 | 4.6 |
| Aug | 16° / 5° | 27 | 4 | 10.6 | 6.1 |
| Sep | 19° / 7° | 48 | 5.8 | 11.8 | 6.9 |
| Oct | 22° / 11° | 83 | 9.6 | 12.9 | 6.9 |
| Nov | 26° / 14° | 74 | 8.1 | 14 | 7.4 |
| Dec | 29° / 16° | 85 | 8.5 | 14.5 | 6.3 |
Cloud cover in Spring
The sky is clear or mostly clear about 48% of the time across spring.
Chance of precipitation in Spring
Santa Rosa gets around 205 mm of rain over 24 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 12 min in early September to 14 h 18 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 6.0 kWh/m².
Is spring a good time to visit Santa Rosa?
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 Santa Rosa for general sightseeing.
What to pack for Santa Rosa in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Santa Rosa sees daytime highs around 22°C and nights near 10°C. Pack sun protection. Worth having: light clothes, a warm layer and rain gear. About 24 days see rain.
UV index in Santa Rosa in Spring
Clear-sky midday UV across spring averages around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Santa Rosa peaks around January 1 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 13 | 12 | 9 | 6 | 3 | 2 | 2 | 4 | 5 | 8 | 11 | 13 |
| Level | Extreme | Extreme | Very high | High | Moderate | Moderate | Moderate | Moderate | High | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 12 | Extreme |
| Mar | 9 | Very high |
| Apr | 6 | High |
| May | 3 | Moderate |
| Jun | 2 | Moderate |
| Jul | 2 | Moderate |
| Aug | 4 | Moderate |
| Sep | 5 | High |
| Oct | 8 | Very high |
| Nov | 11 | Extreme |
| Dec | 13 | Extreme |
Where is Santa Rosa?
Santa Rosa sits at 36.6°S, 64.3°W, 163 m above sea level, in Argentina. The nearest listed city is Toay, 10 km away.
Topography around Santa Rosa
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santa Rosa.
Within 3 km, the terrain around Santa Rosa has only modest variations in elevation — a maximum elevation change of 34 m around an average of 180 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 118 m; within 80 km, significant variations in elevation — a maximum elevation change of 274 m.
The land around Santa Rosa is covered by artificial surfaces (59%) within 3 km, cropland (65%) within 16 km, and cropland (59%) 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 Santa Rosa (-36.6162°, -64.2899°, elevation 163 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.