San Bernardo in Fall
In fall (March, April and May), San Bernardo sees average daytime highs around 23°C and overnight lows near 10°C, with 99 mm of rain over about 10 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.
Over the season highs ease from about 28°C in early March to 17°C by late May. The sky is clear or mostly clear about 62% of the time across fall, and the air most often feels dry.
Fall is San Bernardo's best season of the year to visit on our travel score. For the whole year in context, see San Bernardo's year-round climate.
- Avg daytime high
- 23°C
- 2nd-warmest season
- Avg overnight low
- 10°C
- Rainfall
- 99 mm
- 10 wet days
- Avg wind
- 5 km/h
- Travel score
- 7.9
- best season of the year
- Months
- Mar · Apr · May
Temperature in San Bernardo in Fall
Over the season highs ease from about 28°C in early March to 17°C by late May.
A typical fall day in San Bernardo reaches about 23°C and drops to 10°C overnight. The warmest of the three months is March, the coolest May.
San Bernardo weather by month
How the three fall 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 | 29° / 16° | 3 | 0.7 | 14 | 7.4 |
| Feb | 29° / 16° | 5 | 0.8 | 13.2 | 7.8 |
| Mar | 27° / 14° | 9 | 1.2 | 12.3 | 8.7 |
| Apr | 23° / 10° | 28 | 3.2 | 11.2 | 8.3 |
| May | 19° / 7° | 62 | 5.9 | 10.3 | 6.7 |
| Jun | 16° / 4° | 109 | 7.3 | 9.8 | 5.2 |
| Jul | 15° / 4° | 86 | 7.1 | 10 | 5.1 |
| Aug | 17° / 5° | 81 | 7.8 | 10.8 | 5.8 |
| Sep | 19° / 7° | 55 | 7.7 | 11.8 | 6.6 |
| Oct | 22° / 9° | 39 | 6.2 | 12.8 | 7.4 |
| Nov | 25° / 12° | 16 | 2.6 | 13.7 | 8.6 |
| Dec | 28° / 14° | 6 | 1.1 | 14.2 | 8.4 |
Cloud cover in Fall
The sky is clear or mostly clear about 62% of the time across fall.
Chance of precipitation in Fall
San Bernardo gets around 99 mm of rain over 10 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 5 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 48 min in early March to 10 hours by late May. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 4.8 kWh/m².
Is fall a good time to visit San Bernardo?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is one of the better times to visit San Bernardo for general sightseeing.
What to pack for San Bernardo in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, San Bernardo sees daytime highs around 23°C and nights near 10°C. Pack sun protection. Worth having: light clothes and a warm layer. About 10 days see rain.
UV index in San Bernardo in Fall
Clear-sky midday UV across fall averages around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in San Bernardo peaks around January 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 15 at about 3 (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 | 10 | 5 | 3 | 3 | 3 | 3 | 6 | 9 | 10 | 12 |
| Level | Extreme | Extreme | Very high | Moderate | Moderate | Moderate | Moderate | Moderate | High | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 12 | Extreme |
| Mar | 10 | Very high |
| Apr | 5 | Moderate |
| May | 3 | Moderate |
| Jun | 3 | Moderate |
| Jul | 3 | Moderate |
| Aug | 3 | Moderate |
| Sep | 6 | High |
| Oct | 9 | Very high |
| Nov | 10 | Extreme |
| Dec | 12 | Extreme |
Air quality in San Bernardo in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in San Bernardo is worst in July — around 108 µg/m³ PM2.5 (unhealthy), about 3.9× the cleanest month (December, 28 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) | 30 | 31 | 41 | 56 | 80 | 96 | 108 | 95 | 78 | 55 | 35 | 28 |
| Level | Moderate | Moderate | Poor | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Poor | Poor | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 30 | Moderate |
| Feb | 31 | Moderate |
| Mar | 41 | Poor |
| Apr | 56 | Unhealthy |
| May | 80 | Unhealthy |
| Jun | 96 | Unhealthy |
| Jul | 108 | Unhealthy |
| Aug | 95 | Unhealthy |
| Sep | 78 | Unhealthy |
| Oct | 55 | Poor |
| Nov | 35 | Poor |
| Dec | 28 | Moderate |
Where is San Bernardo?
San Bernardo sits at 33.6°S, 70.7°W, 571 m above sea level, in Chile. The nearest listed city is La Pintana, 6.0 km away.
Topography around San Bernardo
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Bernardo.
Within 3 km, the terrain around San Bernardo has significant variations in elevation — a maximum elevation change of 378 m around an average of 577 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 795 m; within 80 km, extreme variations in elevation — a maximum elevation change of 6,073 m.
The land around San Bernardo is covered by artificial surfaces (71%) within 3 km, artificial surfaces (42%) within 16 km, and shrubs (26%), bare terrain (24%) and grassland (22%) within 80 km.
Chile travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / F / L
- 220 V · 50 Hz
- Prices
- ≈ 48% of US
- price level, 2025
- GDP per capita
- $17,995
- 2025
- Happiness
- 6.3 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 6.3
- per 100k, 2023
- Road deaths
- 14.9
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Moderate
- EF EPI 517
- 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 San Bernardo (-33.5922°, -70.6996°, elevation 571 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.