Casablanca weather in May

In May, Casablanca sees average daytime highs of 16°C and overnight lows near 9°C, with 55 mm of rain across 4.5 wet days and about 10.3 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 16°C in the first days to 15°C by the end. The sky is clear or mostly clear about 39% 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 Casablanca's 11th-clearest and 12th-windiest month. For the whole year in context, see Casablanca's year-round climate.

Daytime high
16°
8th warmest
Overnight low
5th coldest
Rainfall
55 mm
4.5 wet days
Daylight
10 h 18 min
8:33 AM – 6:50 PM
Cloud cover
55%
11th clearest
Wind
10 km/h
12th windiest
Solar energy
3.15 kWh/m²
Travel score
5.5
out of 10

Casablanca is settlement in Chile.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 16°C in the first days to 15°C by the end.

A typical May day in Casablanca reaches about 16°C in the afternoon and slips back to 9°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 18°C. Set against its neighbours, May runs about 2°C cooler than April and about 2°C warmer than June.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
11710
21610
31610
41610
51610
61610
71610
81610
91610
10169
11169
12169
13169
14169
15169
16159
17159
18159
19159
20159
21159
22159
23159
24159
25159
26159
27159
28159
29159
30159
31159

Casablanca weather by month

How May compares with the rest of the year at a glance. May is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan20° / 14°00.1148.6
Feb20° / 14°20.313.28.6
Mar19° / 13°30.712.38.3
Apr17° / 11°172.111.27.1
May16° / 554.510.35.5
Jun14° / 1126.69.84.4
Jul13° / 645.5104.2
Aug14° / 564.910.84.6
Sep15° / 26311.85.3
Oct16° / 10°141.712.86.4
Nov18° / 11°30.813.77.7
Dec19° / 13°30.314.28.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% 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 47%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16634
26535
36436
46436
56238
66139
76040
85941
95842
105743
115644
125545
135446
145248
155149
165050
175050
184951
194852
204852
214654
224654
234654
244654
254654
264654
274654
284753
294753
304753
314852

Chance of precipitation in May

Any precipitation

Casablanca gets around 55 mm of rain over 4.5 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 (%)
110
210
310
410
510
610
711
811
911
1011
1112
1212
1312
1413
1513
1614
1714
1815
1915
2016
2117
2217
2318
2418
2518
2619
2719
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 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1982
2982
3982
4982
5982
6982
7982
8982
9982
10982
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21982
22982
23982
24982
25982
26982
27982
28982
29991
30991
31991

Wind in May

Winds average 10 km/h in May, the calmest month.

Across May, daily wind ranges from about 10 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
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3111calm

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 7:04 PM to 6:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.78:227:04
210.78:237:03
310.68:237:02
410.68:247:01
510.68:257:00
610.58:266:59
710.58:276:58
810.58:276:57
910.58:286:56
1010.48:296:55
1110.48:306:54
1210.48:306:53
1310.48:316:53
1410.38:326:52
1510.38:336:51
1610.38:336:50
1710.38:346:50
1810.28:356:49
1910.28:366:48
2010.28:366:48
2110.28:376:47
2210.18:386:46
2310.18:386:46
2410.18:396:45
2510.18:406:45
2610.18:406:44
2710.08:416:44
2810.08:426:43
2910.08:426:43
3010.08:436:43
3110.08:446:42

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.15 kWh/m².

For context, solar energy here swings from a low near 2.53 kWh/m² to a high of 8.94 kWh/m² in December across the year — May's 3.15 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
93.4Moderate
103.4Moderate
113.4Moderate
123.3Moderate
133.3Moderate
143.2Moderate
153.2Moderate
163.1Moderate
173.1Moderate
183.0Moderate
193.0Moderate
203.0Moderate
213.0Moderate
222.9Moderate
232.9Moderate
242.9Moderate
252.8Moderate
262.8Moderate
272.8Moderate
282.8Moderate
292.8Moderate
302.7Moderate
312.7Moderate
Planning a trip in May

Is May a good time to visit Casablanca?

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

5.5
Sightseeing
8th-best month of the year
0.4
Beach & pool
8th-best month of the year

May is a reasonable time to visit Casablanca for sightseeing.

What to pack for Casablanca in May

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

In May, Casablanca sees daytime highs around 16°C and nights near 9°C. Worth packing: a warm layer. About 5 days see rain.

a warm layer

Sea temperature near Casablanca 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 40 km away) is warmest in February at about 16°C and coldest in August near 12°C.

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

10°12°14°16°18°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan16Cool
Feb16Cool
Mar16Cool
Apr14Bracing
May14Bracing
Jun13Bracing
Jul13Bracing
Aug12Bracing
Sep12Bracing
Oct13Bracing
Nov13Bracing
Dec15Bracing

UV index in Casablanca 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 Casablanca 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 Casablanca 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 Casablanca is worst in July — around 100 µg/m³ PM2.5 (unhealthy), about 3.2× the cleanest month (February, 31 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0306090120JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorJul 1499 µg/m³Feb 1131 µg/m³
PM2.5 (µg/m³)Level
Jan34Moderate
Feb31Moderate
Mar39Poor
Apr62Unhealthy
May89Unhealthy
Jun93Unhealthy
Jul100Unhealthy
Aug86Unhealthy
Sep70Unhealthy
Oct46Poor
Nov39Poor
Dec37Poor
Location & terrain

Where is Casablanca?

Casablanca sits at 33.3°S, 71.4°W, 268 m above sea level, in Chile. The nearest listed city is Curacaví, 27 km away.

Topography around Casablanca

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

Within 3 km, the terrain around Casablanca has significant variations in elevation — a maximum elevation change of 340 m around an average of 286 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,143 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,194 m.

The land around Casablanca is covered by cropland (36%) and grassland (31%) within 3 km, grassland (34%), shrubs (29%) and trees (23%) within 16 km, and water (26%) and shrubs (23%) within 80 km.

3 km
340 m
16 km
1,143 m
80 km
2,194 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Curacaví 27 km · Placilla 27 km · El Quisco 28 km · Villa Alemana 30 km · Quilpué 30 km · Cartagena 32 km · Vina del Mar 35 km · San Antonio 36 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 Casablanca (-33.3171°, -71.4031°, elevation 268 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).