Tortosa weather in May

In May, Tortosa sees average daytime highs of 21°C and overnight lows near 13°C, with 55 mm of rain across 7.5 wet days and about 14.2 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 19°C in the first days to 23°C by the end. The sky is clear or mostly clear about 43% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 42 min at the start of May to 14 h 42 min by month's end. Set against the rest of the year, May is Tortosa's 11th-clearest and 7th-windiest month. For the whole year in context, see Tortosa's year-round climate.

Daytime high
21°
5th warmest
Overnight low
13°
7th coldest
Rainfall
55 mm
7.5 wet days
Daylight
14 h 18 min
5:46 AM – 8:02 PM
Cloud cover
48%
11th clearest
Wind
11 km/h
7th windiest
Solar energy
6.67 kWh/m²
Travel score
7.0
out of 10

Tortosa is capital of Tortosa Municipality, 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 19°C in the first days to 23°C by the end.

A typical May day in Tortosa reaches about 21°C in the afternoon and slips back to 13°C overnight — a 8°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 4°C cooler than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
11912
21912
31912
41912
52012
62012
72012
82012
92013
102013
112013
122013
132113
142113
152113
162113
172114
182114
192114
202214
212214
222214
232214
242215
252215
262215
272315
282315
292315
302315
312315

Tortosa weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan13° / 445.99.43.9
Feb13° / 314.710.44.5
Mar16° / 436.111.75.5
Apr18° / 10°55813.16.2
May21° / 13°557.514.27.0
Jun25° / 17°274.814.98.0
Jul28° / 20°213.614.67.6
Aug28° / 21°335.713.67.0
Sep25° / 18°667.812.37.4
Oct21° / 14°677.710.97.0
Nov16° / 516.19.75.7
Dec13° / 425.79.14.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 18% of May, with mostly cloudy or overcast conditions the remaining 39%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25644
35644
45644
55644
65644
75644
85743
95743
105842
115941
125941
136040
146040
156139
166238
176238
186337
196337
206436
216436
226436
236535
246535
256535
266535
276535
286634
296634
306535
316535

Chance of precipitation in May

Any precipitation

Tortosa gets around 55 mm of rain over 7.5 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 25% and peaks near 27% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
126
226
326
426
526
626
726
826
927
1027
1127
1227
1327
1427
1527
1626
1726
1826
1925
2025
2124
2223
2323
2423
2522
2622
2721
2821
2921
3021
3121

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 64% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
187130
285150
384160
482180
580191
678211
777221
876231
974251
1073261
1171272
1270282
1369292
1467303
1566313
1665323
1763334
1862344
1961345
2059356
2158366
2256377
2354388
2452399
25513910
26494012
27474013
28454014
29444016
30424117
31404019

Wind in May

Winds average 11 km/h in May.

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
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 42 min at the start of May to 14 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 60 minutes over May. Sunrise moves from 6:03 AM to 5:35 AM, and sunset from 7:47 PM to 8:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.76:037:47
213.86:027:48
313.86:017:49
413.86:007:50
513.95:587:51
613.95:577:52
714.05:567:53
814.05:557:54
914.05:547:55
1014.15:527:56
1114.15:517:57
1214.15:507:58
1314.25:497:59
1414.25:488:00
1514.25:478:01
1614.35:468:02
1714.35:458:03
1814.35:448:04
1914.45:438:05
2014.45:428:06
2114.45:428:07
2214.55:418:08
2314.55:408:09
2414.55:398:10
2514.55:398:11
2614.65:388:12
2714.65:378:12
2814.65:378:13
2914.65:368:14
3014.75:358:15
3114.75:358:16

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.67 kWh/m².

For context, solar energy here swings from a low near 1.99 kWh/m² to a high of 7.22 kWh/m² in June across the year — May's 6.67 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.4Intense
96.4Intense
106.4Intense
116.5Intense
126.5Intense
136.6Intense
146.6Intense
156.7Intense
166.7Intense
176.7Intense
186.8Intense
196.8Intense
206.8Intense
216.9Intense
226.9Intense
236.9Intense
247.0Intense
257.0Intense
267.0Intense
277.0Intense
287.0Intense
297.0Intense
307.0Intense
317.0Intense
Planning a trip in May

Is May a good time to visit Tortosa?

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

7.0
Sightseeing
4th-best month of the year
4.3
Beach & pool
5th-best month of the year

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

What to pack for Tortosa in May

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

In May, Tortosa sees daytime highs around 21°C and nights near 13°C. Pack sun protection. About 8 days see rain.

sun protection

Sea temperature near Tortosa 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 23 km away) is warmest in August at about 26°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 3 to Oct 30 — about 4.9 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar14Bracing
Apr15Cool
May18Cool
Jun22Refreshing
Jul25Warm
Aug26Warm
Sep25Warm
Oct22Refreshing
Nov18Cool
Dec15Cool

UV index in Tortosa in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tortosa peaks around July 14 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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 14UV 9Dec 19UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5High
Apr7High
May6High
Jun9Very high
Jul10Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec2Low
Location & terrain

Where is Tortosa?

Tortosa sits at 40.8°N, 0.5°E, 18 m above sea level, in Spain. The nearest listed city is Amposta, 12 km away.

Topography around Tortosa

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

Within 3 km, the terrain around Tortosa has significant variations in elevation — a maximum elevation change of 276 m around an average of 46 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,433 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,439 m.

The land around Tortosa is covered by trees (50%) within 3 km, trees (49%) and shrubs (20%) within 16 km, and trees (35%) and water (28%) within 80 km.

3 km
276 m
16 km
1,433 m
80 km
1,439 m
treesshrubsgrasslandcroplandartificial surfaceswater
May weather nearby: Amposta 12 km · Sant Carles de la Ràpita 23 km · Vinaròs 38 km · Benicarló 45 km · Cambrils 53 km · Salou 60 km · Alcañiz 61 km · Vila-seca 62 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 Tortosa (40.8125°, 0.5216°, elevation 18 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).