Maó weather in May

In May, Maó sees average daytime highs of 18°C and overnight lows near 17°C, with 22 mm of rain across 4 wet days and about 14.2 hours of daylight. It is the 6th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 20°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 42 min at the start of May to 14 h 36 min by month's end. Set against the rest of the year, May is Maó's 5th-clearest and 9th-windiest month. For the whole year in context, see Maó's year-round climate.

Daytime high
18°
6th warmest
Overnight low
17°
7th coldest
Rainfall
22 mm
4 wet days
Daylight
14 h 12 min
5:33 AM – 7:45 PM
Cloud cover
40%
5th clearest
Wind
18 km/h
9th windiest
Solar energy
6.87 kWh/m²
Travel score
7.1
out of 10

Maó is municipality seat in Maó, Menorca.

Air quality
Good
PM10 19.3 µg/m³ · 2019

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 17°C in the first days to 20°C by the end.

A typical May day in Maó reaches about 18°C in the afternoon and slips back to 17°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 20°C. Set against its neighbours, May runs about 3°C warmer than April and about 4°C cooler than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11715
21715
31716
41716
51716
61716
71716
81716
91816
101816
111816
121816
131817
141817
151817
161817
171817
181917
191917
201917
211917
221918
231918
241918
251918
261918
272018
282018
292018
302019
312019

Maó 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
Jan14° / 12°508.69.54.2
Feb13° / 12°417.110.44.1
Mar14° / 13°335.211.74.7
Apr16° / 14°335.8135.5
May18° / 17°22414.27.1
Jun22° / 20°13214.88.6
Jul25° / 23°50.814.59.3
Aug26° / 24°91.713.68.8
Sep24° / 22°415.812.37.9
Oct21° / 20°638.110.97.0
Nov18° / 16°7710.49.85.7
Dec15° / 14°568.69.24.8

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 15% of May, with mostly cloudy or overcast conditions the remaining 29%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16634
26733
36733
46733
56733
66832
76832
86931
96931
106931
117030
127030
137129
147129
157129
167228
177228
187228
197228
207228
217228
227228
237228
247228
257327
267327
277327
287426
297426
307426
317426

Chance of precipitation in May

Any precipitation

Maó gets around 22 mm of rain over 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 13% and peaks near 20% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
120
220
320
419
519
619
718
818
917
1016
1115
1215
1314
1413
1512
1612
1711
1810
1910
209
219
229
238
248
258
268
278
288
298
308
318

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 42% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1484660
2464770
3444790
44348100
54148110
64048130
73848140
83748150
93548170
103448180
113348190
123248210
133147220
143047230
152946250
162845260
172844280
182743300
192642320
202541341
212440361
222239381
232138402
241937422
251836433
261635454
271534474
281433486
291232497
301131508
311030519

Wind in May

Winds average 18 km/h in May.

Across May, daily wind ranges from about 17 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
120light breeze
220light breeze
320light breeze
419light breeze
519light breeze
619light breeze
719light breeze
819light breeze
919light breeze
1019light breeze
1119light breeze
1219light breeze
1319light breeze
1419light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze
3117light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 42 min at the start of May to 14 h 36 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 5:50 AM to 5:23 AM, and sunset from 7:30 PM to 7:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:507:30
213.75:497:31
313.75:487:32
413.85:467:33
513.85:457:34
613.95:447:35
713.95:437:36
813.95:427:37
914.05:417:38
1014.05:397:39
1114.05:387:40
1214.15:377:41
1314.15:367:42
1414.15:357:43
1514.25:347:44
1614.25:337:45
1714.25:327:46
1814.35:327:47
1914.35:317:48
2014.35:307:49
2114.35:297:50
2214.45:287:51
2314.45:287:51
2414.45:277:52
2514.55:267:53
2614.55:257:54
2714.55:257:55
2814.55:247:56
2914.55:247:56
3014.65:237:57
3114.65:237:58

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.87 kWh/m².

For context, solar energy here swings from a low near 1.94 kWh/m² to a high of 7.4 kWh/m² in June across the year — May's 6.87 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.4Intense
26.5Intense
36.5Intense
46.5Intense
56.5Intense
66.6Intense
76.6Intense
86.7Intense
96.7Intense
106.7Intense
116.7Intense
126.8Intense
136.8Intense
146.8Intense
156.9Intense
166.9Intense
176.9Intense
187.0Intense
197.0Intense
207.0Intense
217.0Intense
227.1Intense
237.1Intense
247.1Intense
257.1Intense
267.1Intense
277.1Intense
287.2Intense
297.2Intense
307.2Intense
317.2Intense
Planning a trip in May

Is May a good time to visit Maó?

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

7.1
Sightseeing
5th-best month of the year
2.6
Beach & pool
6th-best month of the year

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

What to pack for Maó in May

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

In May, Maó sees daytime highs around 18°C and nights near 17°C. Pack sun protection. About 4 days see rain.

sun protection

Sea temperature near Maó 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 offshore is warmest in August at about 26°C and coldest in February near 14°C.

It's comfortable for a long swim from Jun 5 to Nov 4 — about 5 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Bracing
Feb14Bracing
Mar14Bracing
Apr15Cool
May18Cool
Jun21Refreshing
Jul24Warm
Aug26Warm
Sep25Warm
Oct22Refreshing
Nov19Cool
Dec16Cool

UV index in Maó 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 Maó peaks around July 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr5Moderate
May7High
Jun8Very high
Jul9Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov3Moderate
Dec2Low
Location & terrain

Where is Maó?

Maó sits at 39.9°N, 4.3°E, 39 m above sea level, in Spain. The nearest listed city is Ciutadella, 38 km away.

IncaLlucmajorMarratxí

Topography around Maó

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

Within 3 km, the terrain around Maó has only modest variations in elevation — a maximum elevation change of 95 m around an average of 42 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 239 m; within 80 km, significant variations in elevation — a maximum elevation change of 449 m.

The land around Maó is covered by trees (35%), grassland (24%) and artificial surfaces (20%) within 3 km, water (64%) within 16 km, and water (91%) within 80 km.

3 km
95 m
16 km
239 m
80 km
449 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Ciutadella 38 km · Manacor 97 km · Alcúdia 98 km · Felanitx 106 km · Pollença 107 km · Inca 117 km · Llucmajor 126 km · Marratxí 135 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 Maó (39.8885°, 4.2658°, elevation 39 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).