Vallenar weather in April

In April, Vallenar sees average daytime highs of 23°C and overnight lows near 12°C, with 2 mm of rain across 0.4 wet days and about 11.3 hours of daylight. It is the 6th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 22°C by the end. The sky is clear or mostly clear about 84% of the time in April, and the air most often feels dry.

Daylight stretches from about 11 h 42 min at the start of April to 10 h 54 min by month's end. Set against the rest of the year, April is Vallenar's 6th-clearest and 9th-windiest month. For the whole year in context, see Vallenar's year-round climate.

Daytime high
23°
6th warmest
Overnight low
12°
7th coldest
Rainfall
2 mm
0.4 wet days
Daylight
11 h 18 min
8:04 AM – 7:23 PM
Cloud cover
15%
6th clearest
Wind
6 km/h
9th windiest
Solar energy
5.57 kWh/m²
Travel score
9.3
out of 10

Vallenar is city in Chile.

Density
3,560/km²
people per km²
Founded
1789

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 24°C in the first days to 22°C by the end.

A typical April day in Vallenar reaches about 23°C in the afternoon and slips back to 12°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 25°C. Set against its neighbours, April runs about 2°C cooler than March and about 2°C warmer than May.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12413
22413
32413
42413
52413
62413
72412
82412
92312
102312
112312
122312
132312
142312
152312
162312
172311
182311
192311
202311
212311
222311
232211
242211
252211
262211
272210
282210
292210
302210

Vallenar weather by month

How April compares with the rest of the year at a glance. April is the 6th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 16°0013.69.2
Feb26° / 15°00139.3
Mar25° / 14°40.212.29.5
Apr23° / 12°20.411.39.3
May21° / 8110.68.3
Jun19° / 131.410.27.9
Jul19° / 91.410.48.0
Aug20° / 90.8118.3
Sep21° / 10.411.88.8
Oct23° / 11°10.212.79.2
Nov24° / 13°0013.49.7
Dec25° / 14°0013.89.5

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 84% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 6% of April, with mostly cloudy or overcast conditions the remaining 10%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1955
2955
3946
4946
5946
6946
7946
8946
9946
10937
11937
12937
13928
14928
15919
16919
179010
189010
198911
208911
218911
228713
238713
248713
258614
268614
278515
288515
298416
308416

Chance of precipitation in April

Any precipitation

Vallenar gets around 2 mm of rain over 0.4 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 1% and peaks near 2% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
11
21
31
41
51
61
71
81
91
101
111
121
131
141
151
161
171
181
191
201
211
221
232
242
252
262
272
282
292
302

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
1973
2973
3982
4982
5982
6991
7991
8991
9991
10991
11991
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000

Wind in April

Winds average 6 km/h in April.

Across April, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 42 min at the start of April to 10 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over April. Sunrise moves from 7:55 AM to 8:12 AM, and sunset from 7:40 PM to 7:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.77:557:40
211.77:567:39
311.77:567:38
411.77:577:36
511.67:587:35
611.67:587:34
711.67:597:33
811.57:597:32
911.58:007:31
1011.58:007:29
1111.58:017:28
1211.48:017:27
1311.48:027:26
1411.48:037:25
1511.38:037:24
1611.38:047:23
1711.38:047:22
1811.38:057:21
1911.28:057:20
2011.28:067:18
2111.28:077:17
2211.28:077:16
2311.18:087:15
2411.18:087:14
2511.18:097:13
2611.08:107:12
2711.08:107:11
2811.08:117:11
2911.08:117:10
3010.98:127:09

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.57 kWh/m².

For context, solar energy here swings from a low near 3.7 kWh/m² to a high of 9.24 kWh/m² in December across the year — April's 5.57 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.3Intense
26.2Intense
36.2Intense
46.1Intense
56.1Intense
66.0Intense
76.0Bright
85.9Bright
95.9Bright
105.8Bright
115.8Bright
125.7Bright
135.7Bright
145.6Bright
155.6Bright
165.5Bright
175.5Bright
185.5Bright
195.4Bright
205.3Bright
215.3Bright
225.3Bright
235.2Bright
245.2Bright
255.1Bright
265.1Bright
275.0Bright
285.0Bright
294.9Bright
304.9Bright
Planning a trip in April

Is April a good time to visit Vallenar?

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

9.3
Sightseeing
4th-best month of the year
7.1
Beach & pool
6th-best month of the year

April is one of the better times to visit Vallenar for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Vallenar in April

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

In April, Vallenar sees daytime highs around 23°C and nights near 12°C. Worth packing: light clothes and sun protection.

light clothessun protection

Sea temperature near Vallenar in April

The nearest coast averages about 17°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 60 km away) is warmest in February at about 18°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°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan18Cool
Feb18Cool
Mar18Cool
Apr17Cool
May16Cool
Jun15Bracing
Jul14Bracing
Aug14Bracing
Sep14Bracing
Oct14Bracing
Nov15Bracing
Dec16Cool

UV index in Vallenar in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Vallenar peaks around January 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 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 22UV 15Jun 19UV 4
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar12Extreme
Apr7High
May5Moderate
Jun4Moderate
Jul4Moderate
Aug6High
Sep8Very high
Oct12Extreme
Nov12Extreme
Dec13Extreme
Location & terrain

Where is Vallenar?

Vallenar sits at 28.6°S, 70.8°W, 388 m above sea level, in Chile. The nearest listed city is Copiapó, 141 km away.

ChilecitoIllapel

Topography around Vallenar

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Vallenar.

Within 3 km, the terrain around Vallenar has only modest variations in elevation — a maximum elevation change of 210 m around an average of 468 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,150 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,526 m.

The land around Vallenar is covered by bare terrain (55%) and artificial surfaces (23%) within 3 km, bare terrain (84%) within 16 km, and bare terrain (69%) within 80 km.

3 km
210 m
16 km
1,150 m
80 km
4,526 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Copiapó 141 km · La Serena 155 km · Vicuña 162 km · Coquimbo 163 km · Caldera 168 km · Ovalle 229 km · Chilecito 324 km · Illapel 342 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 Vallenar (-28.5762°, -70.7594°, elevation 388 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).