Santiago in Spring
In spring (March, April and May), Santiago sees average daytime highs around 24°C and overnight lows near 13°C, with 460 mm of rain over about 46 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Over the season highs climb from about 21°C in early March to 28°C by late May. The sky is clear or mostly clear about 42% of the time across spring, and the air most often feels dry.
Spring is Santiago's 3rd-best season to visit on our travel score. For the whole year in context, see Santiago's year-round climate.
- Avg daytime high
- 24°C
- 2nd-warmest season
- Avg overnight low
- 13°C
- Rainfall
- 460 mm
- 46 wet days
- Avg wind
- 6 km/h
- Travel score
- 6.1
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Santiago in Spring
Over the season highs climb from about 21°C in early March to 28°C by late May.
A typical spring day in Santiago reaches about 24°C and drops to 13°C overnight. The warmest of the three months is May, the coolest March.
Santiago weather by month
How the three spring 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 | 17° / 7° | 60 | 9.3 | 10.6 | 5.9 |
| Feb | 20° / 8° | 84 | 10.1 | 11.1 | 6.3 |
| Mar | 22° / 11° | 131 | 14.2 | 11.8 | 6.2 |
| Apr | 25° / 14° | 172 | 15.6 | 12.6 | 6.1 |
| May | 27° / 16° | 158 | 16 | 13.2 | 5.9 |
| Jun | 28° / 18° | 87 | 11 | 13.6 | 6.0 |
| Jul | 29° / 18° | 88 | 10.4 | 13.4 | 5.8 |
| Aug | 29° / 18° | 68 | 10.4 | 12.9 | 5.9 |
| Sep | 26° / 17° | 191 | 16.2 | 12.2 | 5.8 |
| Oct | 24° / 14° | 107 | 11.1 | 11.4 | 7.0 |
| Nov | 20° / 10° | 66 | 9.2 | 10.8 | 6.7 |
| Dec | 18° / 7° | 47 | 7.1 | 10.4 | 6.3 |
Cloud cover in Spring
The sky is clear or mostly clear about 42% of the time across spring.
Chance of precipitation in Spring
Santiago gets around 460 mm of rain over 46 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 24 min in early March to 13 h 30 min by late May. 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 6.2 kWh/m².
Is spring a good time to visit Santiago?
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 Santiago for sightseeing.
What to pack for Santiago in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Santiago sees daytime highs around 24°C and nights near 13°C. Pack rain gear and sun protection. Worth having: light clothes. About 46 days see rain.
UV index in Santiago 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 Santiago peaks around June 21 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 5 (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) | 5 | 7 | 9 | 11 | 11 | 12 | 11 | 12 | 9 | 8 | 6 | 5 |
| Level | High | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 5 | High |
| Feb | 7 | Very high |
| Mar | 9 | Very high |
| Apr | 11 | Extreme |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 11 | Extreme |
| Aug | 12 | Extreme |
| Sep | 9 | Very high |
| Oct | 8 | Very high |
| Nov | 6 | High |
| Dec | 5 | Moderate |
Air quality in Santiago 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 Santiago is worst in December — around 24 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 23 | 21 | 24 | 21 | 22 | 20 | 19 | 18 | 20 | 20 | 22 | 24 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 23 | Moderate |
| Feb | 21 | Moderate |
| Mar | 24 | Moderate |
| Apr | 21 | Moderate |
| May | 22 | Moderate |
| Jun | 20 | Moderate |
| Jul | 19 | Moderate |
| Aug | 18 | Moderate |
| Sep | 20 | Moderate |
| Oct | 20 | Moderate |
| Nov | 22 | Moderate |
| Dec | 24 | Moderate |
Where is Santiago?
Santiago sits at 25.4°N, 100.2°W, 486 m above sea level, in Mexico. The nearest listed city is Ciudad de Allende, 21 km away.
Topography around Santiago
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santiago.
Within 3 km, the terrain around Santiago has significant variations in elevation — a maximum elevation change of 452 m around an average of 513 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,598 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,555 m.
The land around Santiago is covered by trees (68%) within 3 km, trees (81%) within 16 km, and shrubs (47%) and trees (36%) within 80 km.
Mexico travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B
- 120 / 127 V · 60 Hz
- Prices
- ≈ 54% of US
- price level, 2025
- GDP per capita
- $13,889
- 2025
- Happiness
- 7.0 / 10
- World Happiness, 2025
- Safe drinking water
- 43%
- of population, 2024
- Homicide rate
- 24.9
- per 100k, 2023
- Road deaths
- 12.8
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Very low
- EF EPI 440
- 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 Santiago (25.426°, -100.154°, elevation 486 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.