Los Barrios weather in May

In May, Los Barrios sees average daytime highs of 21°C and overnight lows near 15°C, with 32 mm of rain across 5.3 wet days and about 13.9 hours of daylight. It is the 6th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 20°C in the first days to 22°C by the end. The sky is clear or mostly clear about 56% of the time in May, and the air most often feels comfortable.

Daylight stretches from about 13 h 30 min at the start of May to 14 h 18 min by month's end. Set against the rest of the year, May is Los Barrios's 5th-clearest and 6th-windiest month. For the whole year in context, see Los Barrios's year-round climate.

Daytime high
21°
6th warmest
Overnight low
15°
7th coldest
Rainfall
32 mm
5.3 wet days
Daylight
13 h 54 min
6:21 AM – 8:16 PM
Cloud cover
39%
5th clearest
Wind
16 km/h
6th windiest
Solar energy
7.1 kWh/m²
Travel score
7.6
out of 10

Los Barrios is capital del municipio homónimo de provincia de Cádiz, España.

Air quality
Good
PM10 19.3 µg/m³ · 2013

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 20°C in the first days to 22°C by the end.

A typical May day in Los Barrios reaches about 21°C in the afternoon and slips back to 15°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 24°C. Set against its neighbours, May runs about 3°C warmer than April and about 3°C cooler than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12014
22014
32014
42014
52014
62014
72014
82014
92015
102015
112115
122115
132115
142115
152115
162115
172115
182115
192115
202116
212216
222216
232216
242216
252216
262216
272216
282216
292216
302317
312317

Los Barrios weather by month

How May compares with the rest of the year at a glance. May is the 6th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan15° / 10°888.89.84.8
Feb15° / 10°778.110.65.0
Mar17° / 12°828.111.75.9
Apr18° / 13°627.112.96.6
May21° / 15°325.313.97.6
Jun24° / 18°61.214.49.0
Jul27° / 20°10.214.29.0
Aug27° / 21°40.613.48.7
Sep25° / 19°364.112.28.3
Oct22° / 17°868.211.17.0
Nov18° / 13°988.710.16.1
Dec16° / 11°1179.99.65.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 26%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16931
26931
36931
46931
56931
66832
76832
86931
96931
106931
117030
127030
137129
147129
157228
167327
177327
187426
197426
207525
217525
227723
237723
247822
257822
267921
278020
288020
298218
308218
318218

Chance of precipitation in May

Any precipitation

Los Barrios gets around 32 mm of rain over 5.3 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 17% and peaks near 22% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
122
222
322
422
522
621
721
820
920
1019
1119
1218
1318
1417
1517
1617
1717
1816
1916
2016
2115
2215
2314
2414
2514
2613
2712
2812
2911
3010
3110

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the comfortable band about 51% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
160391
259401
357421
456431
555441
654451
753461
852462
951472
1051472
1150483
1249483
1348493
1447493
1547504
1646504
1745514
1844515
1942535
2041536
2139547
2237558
2335569
24335710
25315712
26285913
27266014
28246016
29235918
30216019
31205921

Wind in May

Winds average 16 km/h in May.

Across May, daily wind ranges from about 16 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 30 min at the start of May to 14 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over May. Sunrise moves from 6:36 AM to 6:12 AM, and sunset from 8:03 PM to 8:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.56:368:03
213.56:348:04
313.56:338:05
413.66:328:05
513.66:318:06
613.66:308:07
713.66:298:08
813.76:288:09
913.76:278:10
1013.76:268:11
1113.86:258:11
1213.86:248:12
1313.86:238:13
1413.96:228:14
1513.96:228:15
1613.96:218:16
1713.96:208:16
1814.06:198:17
1914.06:188:18
2014.06:188:19
2114.06:178:20
2214.16:168:20
2314.16:168:21
2414.16:158:22
2514.16:158:23
2614.26:148:24
2714.26:138:24
2814.26:138:25
2914.26:138:26
3014.26:128:26
3114.36:128:27

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.1 kWh/m².

For context, solar energy here swings from a low near 2.35 kWh/m² to a high of 7.79 kWh/m² in June across the year — May's 7.1 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.7Intense
46.7Intense
56.8Intense
66.8Intense
76.8Intense
86.9Intense
96.9Intense
106.9Intense
117.0Intense
127.0Intense
137.0Intense
147.1Intense
157.1Intense
167.1Intense
177.2Intense
187.2Intense
197.2Intense
207.3Intense
217.3Intense
227.3Intense
237.3Intense
247.4Intense
257.4Intense
267.4Intense
277.4Intense
287.5Intense
297.5Intense
307.5Intense
317.5Intense
Planning a trip in May

Hazard calendar for Los Barrios

In seasonPeak

None of Los Barrios's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Los Barrios's rainy season runs October–April, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Los Barrios?

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

7.6
Sightseeing
5th-best month of the year
4.7
Beach & pool
5th-best month of the year

May is one of the better times to visit Los Barrios for general sightseeing.

What to pack for Los Barrios in May

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

In May, Los Barrios sees daytime highs around 21°C and nights near 15°C. Pack sun protection. About 5 days see rain.

sun protection

Sea temperature near Los Barrios in May

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

The sea offshore is warmest in August at about 22°C and coldest in February near 15°C.

It's comfortable for a long swim from Jul 5 to Sep 29 — about 2.9 months when the water holds above 20°C.

15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Cool
Mar15Cool
Apr16Cool
May17Cool
Jun19Cool
Jul21Refreshing
Aug22Refreshing
Sep21Refreshing
Oct19Cool
Nov18Cool
Dec17Cool

UV index in Los Barrios in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Los Barrios peaks around July 17 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highHighModerateJul 17UV 10Dec 21UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar7High
Apr9Very high
May8Very high
Jun8Very high
Jul10Extreme
Aug8Very high
Sep7High
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Los Barrios 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 Los Barrios is worst in March — around 17 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (June, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodMar 1616 µg/m³Jun 1410 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb14Moderate
Mar17Moderate
Apr14Moderate
May12Good
Jun10Good
Jul13Moderate
Aug13Moderate
Sep13Moderate
Oct13Moderate
Nov12Good
Dec11Good
Location & terrain

Where is Los Barrios?

Los Barrios sits at 36.2°N, 5.5°W, 23 m above sea level, in Spain. The nearest listed city is Algeciras, 7.0 km away.

Topography around Los Barrios

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

Within 3 km, the terrain around Los Barrios has only modest variations in elevation — a maximum elevation change of 165 m around an average of 44 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 824 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,887 m.

The land around Los Barrios is covered by grassland (58%) and trees (30%) within 3 km, trees (52%) and grassland (20%) within 16 km, and water (43%) and trees (21%) within 80 km.

3 km
165 m
16 km
824 m
80 km
1,887 m
treesshrubsgrasslandcroplandartificial surfaceswater
May weather nearby: Algeciras 7.0 km · San Roque 10 km · La Línea de la Concepción 13 km · Gibraltar 13 km · Tarifa 22 km · Ceuta 36 km · Barbate 39 km · Fnidek 39 km

Spain travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 65% of US
price level, 2025
GDP per capita
$38,627
2025
Happiness
6.5 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
3.9
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 540
Religion
Roman Catholic 58%atheist 16%agnostic 11%non-believer 11%

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 Los Barrios (36.1848°, -5.4921°, 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. 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).