Altea weather in May

In May, Altea sees average daytime highs of 21°C and overnight lows near 16°C, with 25 mm of rain across 3.7 wet days and about 14.1 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 23°C by the end. The sky is clear or mostly clear about 53% of the time in May, and the air most often feels comfortable.

Daylight stretches from about 13 h 36 min at the start of May to 14 h 30 min by month's end. Set against the rest of the year, May is Altea's 4th-clearest and 9th-windiest month. For the whole year in context, see Altea's year-round climate.

Daytime high
21°
6th warmest
Overnight low
16°
7th coldest
Rainfall
25 mm
3.7 wet days
Daylight
14 h 06 min
5:54 AM – 7:59 PM
Cloud cover
41%
4th clearest
Wind
12 km/h
9th windiest
Solar energy
7.08 kWh/m²
Travel score
7.9
out of 10

Altea is capital town of the municipality of Altea, Spain.

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 23°C by the end.

A typical May day in Altea reaches about 21°C in the afternoon and slips back to 16°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 24°C. Set against its neighbours, May runs about 3°C warmer than April and about 4°C cooler than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12015
22015
32015
42015
52015
62015
72015
82015
92116
102116
112116
122116
132116
142116
152116
162116
172216
182217
192217
202217
212217
222217
232217
242217
252317
262318
272318
282318
292318
302318
312318

Altea 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°395.39.65.2
Feb15° / 10°294.910.55.3
Mar17° / 12°314.911.76.1
Apr18° / 13°355.2136.9
May21° / 16°253.714.17.9
Jun25° / 20°91.814.68.7
Jul28° / 23°4114.48.2
Aug28° / 24°122.413.57.4
Sep26° / 21°475.212.37.7
Oct22° / 18°506.2117.6
Nov18° / 14°486.19.96.6
Dec16° / 11°405.59.45.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 53% 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 30%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16634
26535
36535
46535
56535
66634
76634
86634
96634
106634
116733
126832
136832
147030
157030
167030
177228
187228
197327
207327
217426
227426
237327
247327
257327
267327
277327
287426
297426
307426
317426

Chance of precipitation in May

Any precipitation

Altea gets around 25 mm of rain over 3.7 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 12% and peaks near 18% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
118
218
318
418
518
617
717
816
916
1015
1114
1213
1313
1412
1511
1611
1710
189
199
208
218
227
237
247
257
267
277
287
297
307
317

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 44% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1673210
2653410
3633610
4613810
5593920
6584020
7564220
8544330
9534430
10514540
11504640
12484750
13474760
14464860
15454870
16444880
17434790
184247110
194147120
204047130
213947150
223747160
233647180
243447200
253246210
263046230
272846251
282745271
292545291
302345311
312144331

Wind in May

Winds average 12 km/h in May.

Across May, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 36 min at the start of May to 14 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over May. Sunrise moves from 6:10 AM to 5:43 AM, and sunset from 7:45 PM to 8:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.66:107:45
213.66:097:46
313.76:077:47
413.76:067:48
513.76:057:49
613.86:047:50
713.86:037:51
813.86:027:52
913.96:017:53
1013.95:597:54
1113.95:587:55
1214.05:577:56
1314.05:567:56
1414.05:557:57
1514.15:557:58
1614.15:547:59
1714.15:538:00
1814.25:528:01
1914.25:518:02
2014.25:508:03
2114.25:508:04
2214.35:498:05
2314.35:488:05
2414.35:478:06
2514.35:478:07
2614.45:468:08
2714.45:468:09
2814.45:458:09
2914.45:448:10
3014.45:448:11
3114.55:438:12

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.08 kWh/m².

For context, solar energy here swings from a low near 2.25 kWh/m² to a high of 7.58 kWh/m² in June across the year — May's 7.08 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.7Intense
46.8Intense
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
207.2Intense
217.3Intense
227.3Intense
237.3Intense
247.3Intense
257.3Intense
267.3Intense
277.3Intense
287.4Intense
297.4Intense
307.4Intense
317.4Intense
Planning a trip in May

Is May a good time to visit Altea?

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

7.9
Sightseeing
3rd-best month of the year
5.1
Beach & pool
6th-best month of the year

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

What to pack for Altea in May

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

In May, Altea sees daytime highs around 21°C and nights near 16°C. Pack sun protection. About 4 days see rain.

sun protection

Sea temperature near Altea in May

The nearest coast averages about 18°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 16 km away) is warmest in August at about 26°C and coldest in February near 14°C.

It's comfortable for a long swim from Jun 3 to Nov 3 — about 5.1 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Bracing
Feb14Bracing
Mar14Bracing
Apr16Cool
May18Cool
Jun22Refreshing
Jul25Warm
Aug26Warm
Sep25Warm
Oct22Refreshing
Nov19Cool
Dec16Cool

UV index in Altea in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Altea peaks around July 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 15UV 9Dec 19UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar6High
Apr6High
May7High
Jun9Very high
Jul10Very high
Aug8Very high
Sep7High
Oct4Moderate
Nov3Moderate
Dec2Low
Location & terrain

Where is Altea?

Altea sits at 38.6°N, 0.1°W, 1 m above sea level, in Spain. The nearest listed city is l'Alfàs del Pi, 5.0 km away.

Topography around Altea

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

Within 3 km, the terrain around Altea has only modest variations in elevation — a maximum elevation change of 145 m around an average of 25 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,385 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,542 m.

The land around Altea is covered by water (43%), trees (20%) and grassland (20%) within 3 km, water (44%) and trees (22%) within 16 km, and water (46%) and trees (20%) within 80 km.

3 km
145 m
16 km
1,385 m
80 km
1,542 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: l'Alfàs del Pi 5.0 km · la Nucia 7.0 km · Benidorm 10 km · Calp 10 km · Villajoyosa 19 km · Javea 28 km · Denia 30 km · El Campello 36 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 Altea (38.5988°, -0.0515°, elevation 1 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).