Valparaiso weather in May

In May, Valparaiso sees average daytime highs of 14°C and overnight lows near 13°C, with 61 mm of rain across 4.4 wet days and about 10.3 hours of daylight. It is the 6th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 14°C through the month. The sky is clear or mostly clear about 36% of the time in May, and the air most often feels dry.

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

Daytime high
14°
6th warmest
Overnight low
13°
6th coldest
Rainfall
61 mm
4.4 wet days
Daylight
10 h 18 min
8:34 AM – 6:52 PM
Cloud cover
58%
11th clearest
Wind
18 km/h
11th windiest
Solar energy
3.18 kWh/m²
Travel score
4.9
out of 10

Valparaiso is city in Chile.

Air quality
Moderate
PM2.5 13.7 µg/m³ · 2019
Density
5,887/km²
people per km²
Founded
1536

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 14°C through the month.

A typical May day in Valparaiso reaches about 14°C in the afternoon and slips back to 13°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 16°C. Set against its neighbours, May runs about 1°C cooler than April and on par with June.

10°13°15°18°20°151015202531
Avg high (°C)Avg low (°C)
11513
21513
31513
41513
51513
61513
71513
81513
91513
101513
111513
121413
131413
141413
151413
161413
171413
181413
191413
201413
211413
221413
231413
241413
251413
261413
271413
281413
291413
301413
311413

Valparaiso weather by month

How May compares with the rest of the year at a glance. May is the 6th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan17° / 16°00.113.97.2
Feb17° / 16°10.213.27.3
Mar17° / 15°20.612.36.9
Apr15° / 14°161.811.25.9
May14° / 13°614.410.34.9
Jun14° / 12°1216.89.94.2
Jul13° / 11°675.5104.1
Aug13° / 11°574.610.84.1
Sep13° / 12°27311.84.4
Oct13° / 12°131.712.84.8
Nov14° / 13°30.413.75.6
Dec16° / 15°30.314.16.4

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% of May, with mostly cloudy or overcast conditions the remaining 51%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
25941
35842
45644
55545
65446
75347
85248
95149
105050
114951
124852
134852
144753
154753
164654
174654
184654
194555
204555
214555
224555
234555
244555
254555
264555
274654
284654
294753
304852
314951

Chance of precipitation in May

Any precipitation

Valparaiso gets around 61 mm of rain over 4.4 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 14% and peaks near 19% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
19
29
39
49
59
610
710
810
911
1011
1111
1212
1312
1413
1513
1614
1714
1815
1915
2016
2117
2217
2317
2418
2518
2618
2718
2819
2919
3019
3119

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 81% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
17327
27327
37327
47426
57426
67426
77525
87525
97624
107723
117822
127921
137921
148020
158119
168119
178218
188317
198317
208317
218416
228515
238515
248614
258614
268713
278713
288812
298812
308911
319010

Wind in May

Winds average 18 km/h in May.

Across May, daily wind ranges from about 18 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
419light breeze
519light breeze
619light breeze
718light breeze
818light breeze
918light breeze
1018light breeze
1118light breeze
1218light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze
3119light breeze

Sunrise & sunset in May

DaylightNight

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

Days shrink by about 42 minutes over May. Sunrise moves from 8:22 AM to 8:44 AM, and sunset from 7:05 PM to 6:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.78:227:05
210.78:237:04
310.78:247:03
410.68:257:02
510.68:257:01
610.68:267:00
710.58:276:59
810.58:286:58
910.58:286:57
1010.58:296:57
1110.48:306:56
1210.48:316:55
1310.48:316:54
1410.48:326:53
1510.38:336:53
1610.38:346:52
1710.38:346:51
1810.38:356:50
1910.28:366:50
2010.28:376:49
2110.28:376:49
2210.28:386:48
2310.18:396:47
2410.18:396:47
2510.18:406:46
2610.18:416:46
2710.18:416:45
2810.18:426:45
2910.08:436:45
3010.08:436:44
3110.08:446:44

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.18 kWh/m².

For context, solar energy here swings from a low near 2.61 kWh/m² to a high of 8.82 kWh/m² in December across the year — May's 3.18 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.8Moderate
23.8Moderate
33.7Moderate
43.7Moderate
53.6Moderate
63.6Moderate
73.5Moderate
83.5Moderate
93.5Moderate
103.4Moderate
113.4Moderate
123.3Moderate
133.3Moderate
143.2Moderate
153.2Moderate
163.2Moderate
173.1Moderate
183.1Moderate
193.1Moderate
203.0Moderate
213.0Moderate
223.0Moderate
232.9Moderate
242.9Moderate
252.9Moderate
262.9Moderate
272.9Moderate
282.8Moderate
292.8Moderate
302.8Moderate
312.8Moderate
Planning a trip in May

Is May a good time to visit Valparaiso?

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

4.9
Sightseeing
7th-best month of the year
0.0
Beach & pool
7th-best month of the year

May is a reasonable time to visit Valparaiso for sightseeing.

What to pack for Valparaiso in May

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

In May, Valparaiso sees daytime highs around 14°C and nights near 13°C. Worth packing: a warm layer. About 4 days see rain.

a warm layer

Sea temperature near Valparaiso in May

The nearest coast averages about 14°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 18 km away) is warmest in February at about 17°C and coldest in August near 13°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

12°14°16°18°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan17Cool
Feb17Cool
Mar17Cool
Apr15Cool
May14Bracing
Jun14Bracing
Jul13Bracing
Aug13Bracing
Sep13Bracing
Oct13Bracing
Nov14Bracing
Dec16Cool

UV index in Valparaiso in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Valparaiso peaks around January 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeModerateHighVery highExtremeJan 17UV 13Jun 18UV 3
UV index (midday)Level
Jan14Extreme
Feb12Extreme
Mar10Extreme
Apr5High
May3Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct9Very high
Nov11Extreme
Dec12Extreme

Air quality in Valparaiso in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Valparaiso is worst in January — around 22 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (March, 10 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Valparaiso's WHO annual average of 13.7 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateJan 1821 µg/m³Mar 2210 µg/m³
PM2.5 (µg/m³)Level
Jan22Moderate
Feb16Moderate
Mar10Good
Apr11Good
May12Moderate
Jun13Moderate
Jul12Moderate
Aug14Moderate
Sep14Moderate
Oct13Moderate
Nov14Moderate
Dec14Moderate
Location & terrain

Where is Valparaiso?

Valparaiso sits at 33.0°S, 71.6°W, 15 m above sea level, in Chile. The nearest listed city is Vina del Mar, 7.0 km away.

Topography around Valparaiso

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

Within 3 km, the terrain around Valparaiso has significant variations in elevation — a maximum elevation change of 429 m around an average of 84 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 585 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,320 m.

The land around Valparaiso is covered by water (44%) and artificial surfaces (43%) within 3 km, water (53%) and trees (23%) within 16 km, and water (37%) and shrubs (24%) within 80 km.

3 km
429 m
16 km
585 m
80 km
2,320 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Vina del Mar 7.0 km · Placilla 10 km · Concón 17 km · Quilpué 17 km · Villa Alemana 24 km · Quintero 29 km · Limache 34 km · Casablanca 38 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 Valparaiso (-33.036°, -71.6296°, elevation 15 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).