Caldera weather in October

In October, Caldera sees average daytime highs of 17°C and overnight lows near 12°C, with 0 mm of rain across 0.1 wet days and about 12.6 hours of daylight. It is the 8th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 17°C through the month. The sky is clear or mostly clear about 78% of the time in October, and the air most often feels dry.

Daylight stretches from about 12 h 18 min at the start of October to 13 hours by month's end. Set against the rest of the year, October is Caldera's 7th-clearest and 5th-windiest month. For the whole year in context, see Caldera's year-round climate.

Daytime high
17°
8th warmest
Overnight low
12°
5th coldest
Rainfall
0 mm
0.1 wet days
Daylight
12 h 42 min
7:09 AM – 7:48 PM
Cloud cover
29%
7th clearest
Wind
11 km/h
5th windiest
Solar energy
7.71 kWh/m²
Travel score
7.3
out of 10

Caldera is settlement in Chile.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 17°C through the month.

A typical October day in Caldera reaches about 17°C in the afternoon and slips back to 12°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 18°C. Set against its neighbours, October runs on par with September and about 1°C cooler than November.

10°13°15°18°20°151015202531
Avg high (°C)Avg low (°C)
11711
21712
31712
41712
51712
61712
71712
81712
91712
101712
111712
121712
131712
141712
151712
161712
171712
181712
191712
201712
211712
221712
231712
241712
251712
261712
271712
281712
291712
301812
311812

Caldera weather by month

How October compares with the rest of the year at a glance. October is the 8th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan21° / 16°0013.58.6
Feb21° / 16°00138.7
Mar20° / 15°10.112.28.5
Apr19° / 14°10.111.48.0
May17° / 13°30.710.77.2
Jun16° / 11°40.510.36.6
Jul16° / 11°40.710.56.3
Aug16° / 11°30.4116.5
Sep16° / 11°10.111.86.9
Oct17° / 12°00.112.67.3
Nov18° / 13°0013.37.9
Dec20° / 14°0013.78.3

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 78% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 13% of October, with mostly cloudy or overcast conditions the remaining 9%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18911
28911
38911
48911
58911
68911
78911
88911
99010
109010
119010
129010
139010
14919
15919
16919
17919
18919
19919
20928
21928
22919
23919
24919
25919
26919
27919
28919
29928
30928
31937

Chance of precipitation in October

Any precipitation

Caldera gets around 0 mm of rain over 0.1 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 0% and peaks near 0% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
250
260
270
280
290
300
310

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

Most of October feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, October lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
30991
31991

Wind in October

Winds average 11 km/h in October.

Across October, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 18 min at the start of October to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over October. Sunrise moves from 7:25 AM to 6:56 AM, and sunset from 7:40 PM to 7:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.37:257:40
212.37:247:40
312.37:227:41
412.37:217:41
512.47:207:42
612.47:197:42
712.47:187:43
812.47:177:43
912.57:167:44
1012.57:157:45
1112.57:147:45
1212.57:137:46
1312.67:127:46
1412.67:117:47
1512.67:107:47
1612.77:097:48
1712.77:087:49
1812.77:077:49
1912.77:067:50
2012.87:057:50
2112.87:047:51
2212.87:037:52
2312.87:027:52
2412.97:017:53
2512.97:017:54
2612.97:007:54
2712.96:597:55
2813.06:587:56
2913.06:587:56
3013.06:577:57
3113.06:567:58

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 7.71 kWh/m².

For context, solar energy here swings from a low near 3.84 kWh/m² to a high of 9 kWh/m² in December across the year — October's 7.71 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
17.1Intense
27.2Intense
37.2Intense
47.3Intense
57.3Intense
67.3Intense
77.4Intense
87.4Intense
97.5Intense
107.5Intense
117.5Intense
127.6Intense
137.6Intense
147.7Intense
157.7Intense
167.7Intense
177.8Intense
187.8Intense
197.8Intense
207.9Intense
217.9Intense
227.9Intense
238.0Intense
248.0Intense
258.0Intense
268.1Intense
278.1Intense
288.1Intense
298.1Intense
308.2Intense
318.2Intense
Planning a trip in October

Is October a good time to visit Caldera?

Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

7.3
Sightseeing
7th-best month of the year
1.8
Beach & pool
8th-best month of the year

October is one of the better times to visit Caldera for general sightseeing.

What to pack for Caldera in October

From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In October, Caldera sees daytime highs around 17°C and nights near 12°C. Pack sun protection.

sun protection

Sea temperature near Caldera in October

The nearest coast averages about 15°C in October — 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.

12°14°16°18°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan19Cool
Feb20Cool
Mar19Cool
Apr18Cool
May16Cool
Jun15Cool
Jul15Bracing
Aug14Bracing
Sep14Bracing
Oct15Cool
Nov16Cool
Dec18Cool

UV index in Caldera in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 12 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeHighModerateHighVery highExtremeJan 19UV 14Jun 22UV 4
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar12Extreme
Apr7High
May5High
Jun4Moderate
Jul4Moderate
Aug6High
Sep9Very high
Oct12Extreme
Nov12Extreme
Dec13Extreme
Location & terrain

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.

La SerenaCoquimboVicuñaBelénAntofagastaOvalle

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.

3 km
82 m
16 km
789 m
80 km
2,395 m
shrubsgrasslandartificial surfacesbare terrainwater
October weather nearby: Copiapó 59 km · Vallenar 168 km · La Serena 318 km · Coquimbo 325 km · Vicuña 330 km · Belén 380 km · Antofagasta 382 km · Ovalle 395 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
Catholic 57%none 26%Evangelical or Protestant 16%other Christians and traditions related to Christ 1%

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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).