Caldera in Fall
In fall (March, April and May), Caldera sees average daytime highs around 19°C and overnight lows near 14°C, with 5 mm of rain over about 1 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.
Over the season highs ease from about 21°C in early March to 17°C by late May. The sky is clear or mostly clear about 72% of the time across fall, and the air most often feels dry.
Fall is Caldera's 2nd-best season to visit on our travel score. For the whole year in context, see Caldera's year-round climate.
- Avg daytime high
- 19°C
- 2nd-warmest season
- Avg overnight low
- 14°C
- Rainfall
- 5 mm
- 1 wet days
- Avg wind
- 9 km/h
- Travel score
- 7.9
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in Caldera in Fall
Over the season highs ease from about 21°C in early March to 17°C by late May.
A typical fall day in Caldera reaches about 19°C and drops to 14°C overnight. The warmest of the three months is March, the coolest May.
Caldera 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 | 21° / 16° | 0 | 0 | 13.5 | 8.6 |
| Feb | 21° / 16° | 0 | 0 | 13 | 8.7 |
| Mar | 20° / 15° | 1 | 0.1 | 12.2 | 8.5 |
| Apr | 19° / 14° | 1 | 0.1 | 11.4 | 8.0 |
| May | 17° / 13° | 3 | 0.7 | 10.7 | 7.2 |
| Jun | 16° / 11° | 4 | 0.5 | 10.3 | 6.6 |
| Jul | 16° / 11° | 4 | 0.7 | 10.5 | 6.3 |
| Aug | 16° / 11° | 3 | 0.4 | 11 | 6.5 |
| Sep | 16° / 11° | 1 | 0.1 | 11.8 | 6.9 |
| Oct | 17° / 12° | 0 | 0.1 | 12.6 | 7.3 |
| Nov | 18° / 13° | 0 | 0 | 13.3 | 7.9 |
| Dec | 20° / 14° | 0 | 0 | 13.7 | 8.3 |
Cloud cover in Fall
The sky is clear or mostly clear about 72% of the time across fall.
Chance of precipitation in Fall
Caldera gets around 5 mm of rain over 1 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 9 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 36 min in early March to 10 h 24 min 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 5.6 kWh/m².
Is fall a good time to visit Caldera?
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 Caldera for general sightseeing.
What to pack for Caldera in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Caldera sees daytime highs around 19°C and nights near 14°C. Pack sun protection.
Sea temperature near Caldera in Fall
The nearest coast averages about 18°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in February at about 20°C and coldest in August near 14°C.
The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 19 | 20 | 19 | 18 | 16 | 15 | 15 | 14 | 14 | 15 | 16 | 18 |
| Comfort | Cool | Cool | Cool | Cool | Cool | Cool | Bracing | Bracing | Bracing | Cool | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 19 | Cool |
| Feb | 20 | Cool |
| Mar | 19 | Cool |
| Apr | 18 | Cool |
| May | 16 | Cool |
| Jun | 15 | Cool |
| Jul | 15 | Bracing |
| Aug | 14 | Bracing |
| Sep | 14 | Bracing |
| Oct | 15 | Cool |
| Nov | 16 | Cool |
| Dec | 18 | Cool |
UV index in Caldera in Fall
Clear-sky midday UV across fall 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 Caldera peaks around January 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 4 (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 | 14 | 12 | 7 | 5 | 4 | 4 | 6 | 9 | 12 | 12 | 13 |
| Level | Extreme | Extreme | Extreme | High | High | Moderate | Moderate | High | Very high | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 14 | Extreme |
| Mar | 12 | Extreme |
| Apr | 7 | High |
| May | 5 | High |
| Jun | 4 | Moderate |
| Jul | 4 | Moderate |
| Aug | 6 | High |
| Sep | 9 | Very high |
| Oct | 12 | Extreme |
| Nov | 12 | Extreme |
| Dec | 13 | Extreme |
Where is Caldera?
Caldera sits at 27.1°S, 70.8°W, 23 m above sea level, in Chile. The nearest listed city is Copiapó, 59 km away.
Topography around Caldera
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Caldera.
Within 3 km, the terrain around Caldera has only modest variations in elevation — a maximum elevation change of 82 m around an average of 27 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 789 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,395 m.
The land around Caldera is covered by bare terrain (64%) and water (23%) within 3 km, bare terrain (60%) and water (38%) within 16 km, and bare terrain (65%) and water (33%) 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 Caldera (-27.0681°, -70.8192°, elevation 23 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.