Onda weather in May

In May, Onda sees average daytime highs of 23°C and overnight lows near 13°C, with 52 mm of rain across 7.7 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 21°C in the first days to 24°C by the end. The sky is clear or mostly clear about 40% 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 36 min by month's end. Set against the rest of the year, May is Onda's 11th-clearest and 7th-windiest month. For the whole year in context, see Onda's year-round climate.

Daytime high
23°
5th warmest
Overnight low
13°
8th coldest
Rainfall
52 mm
7.7 wet days
Daylight
14 h 12 min
5:51 AM – 8:03 PM
Cloud cover
50%
11th clearest
Wind
8 km/h
7th windiest
Solar energy
6.64 kWh/m²
Travel score
7.2
out of 10

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

Air quality
Good
PM10 19.6 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 21°C in the first days to 24°C by the end.

A typical May day in Onda reaches about 23°C in the afternoon and slips back to 13°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 26°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)
12111
22111
32111
42111
52111
62111
72112
82112
92212
102212
112212
122212
132212
142212
152213
162313
172313
182313
192313
202313
212313
222313
232414
242414
252414
262414
272414
282414
292414
302414
312515

Onda 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 daysSnow daysDaylight (hours)Travel score
Jan14° / 3550.59.54.8
Feb15° / 294.70.510.45.3
Mar17° / 415.70.111.76.4
Apr19° / 538.30136.6
May23° / 13°527.7014.27.2
Jun26° / 17°345.4014.87.6
Jul29° / 19°163014.56.8
Aug29° / 19°336.2013.66.2
Sep26° / 16°568.4012.37.1
Oct22° / 13°567.2010.97.2
Nov17° / 435.609.86.3
Dec14° / 345.60.49.24.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 21% 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 (%)
15446
25446
35446
45446
55446
65446
75545
85545
95743
105743
115842
125941
136040
146139
156238
166337
176337
186436
196436
206634
216634
226634
236634
246634
256634
266634
276634
286634
296733
306733
316634

Chance of precipitation in May

Any precipitation

Onda gets around 52 mm of rain over 7.7 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 25% and peaks near 29% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
129
229
329
429
529
629
728
828
927
1027
1126
1226
1326
1426
1525
1625
1725
1824
1924
2024
2124
2223
2323
2423
2523
2623
2723
2823
2923
3023
3123

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 76% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19460
29370
39280
49190
590100
688120
788120
887130
986140
1085150
1183161
1282171
1381181
1480191
1579201
1677212
1776222
1875232
1974242
2072253
2171263
2269274
2368284
2466295
2564306
2662317
2761327
2859338
2957349
30543511
31533512

Wind in May

Winds average 8 km/h in May.

Across May, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

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 6:08 AM to 5:40 AM, and sunset from 7:48 PM to 8:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.76:087:48
213.76:077:49
313.76:067:50
413.86:047:51
513.86:037:52
613.96:027:53
713.96:017:54
813.96:007:55
914.05:587:56
1014.05:577:57
1114.05:567:58
1214.15:557:59
1314.15:548:00
1414.15:538:01
1514.25:528:02
1614.25:518:03
1714.25:508:04
1814.35:498:05
1914.35:498:06
2014.35:488:07
2114.45:478:08
2214.45:468:09
2314.45:458:10
2414.45:458:11
2514.55:448:11
2614.55:438:12
2714.55:438:13
2814.55:428:14
2914.65:428:15
3014.65:418:16
3114.65:408:16

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.64 kWh/m².

For context, solar energy here swings from a low near 2.08 kWh/m² to a high of 7.16 kWh/m² in June across the year — May's 6.64 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
86.3Intense
96.4Intense
106.4Intense
116.5Intense
126.5Intense
136.5Intense
146.6Intense
156.6Intense
166.7Intense
176.7Intense
186.8Intense
196.8Intense
206.8Intense
216.9Intense
226.9Intense
236.9Intense
246.9Intense
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 Onda?

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

7.2
Sightseeing
2nd-best month of the year
5.3
Beach & pool
5th-best month of the year

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

What to pack for Onda in May

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

In May, Onda sees daytime highs around 23°C and nights near 13°C. Pack sun protection. Worth having: light clothes. About 8 days see rain.

sun protectionlight clothes

Sea temperature near Onda 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 15 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 1 to Nov 2 — about 5.1 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb14Bracing
Mar14Bracing
Apr16Cool
May18Cool
Jun22Refreshing
Jul25Warm
Aug26Warm
Sep25Warm
Oct22Refreshing
Nov19Cool
Dec16Cool

UV index in Onda 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 Onda peaks around July 15 at about 10 (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 10Dec 19UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar6High
Apr7Very high
May6High
Jun9Very high
Jul10Very high
Aug9Very high
Sep7High
Oct4Moderate
Nov3Moderate
Dec2Low
Location & terrain

Where is Onda?

Onda sits at 40.0°N, 0.3°W, 192 m above sea level, in Spain. The nearest listed city is Vila-real, 14 km away.

Topography around Onda

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

Within 3 km, the terrain around Onda has significant variations in elevation — a maximum elevation change of 469 m around an average of 206 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,084 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,022 m.

The land around Onda is covered by trees (59%) within 3 km, trees (66%) within 16 km, and trees (35%) and water (27%) within 80 km.

3 km
469 m
16 km
1,084 m
80 km
2,022 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Vila-real 14 km · Almassora 17 km · Burriana 17 km · Castelló de la Plana 18 km · Moncofa 20 km · El Grao 23 km · Benicàssim 29 km · Sagunto 31 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 Onda (39.965°, -0.2604°, elevation 192 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).