Ciudad Madero weather in May

In May, Ciudad Madero sees average daytime highs of 28°C and overnight lows near 25°C, with 39 mm of rain across 6.8 wet days and about 13.1 hours of daylight. It is the 5th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 57% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 48 min at the start of May to 13 h 12 min by month's end. Set against the rest of the year, May is Ciudad Madero's 1st-clearest and 6th-windiest month. For the whole year in context, see Ciudad Madero's year-round climate.

Daytime high
28°
5th warmest
Overnight low
25°
8th coldest
Rainfall
39 mm
6.8 wet days
Daylight
13 h 06 min
5:56 AM – 6:59 PM
Cloud cover
40%
1st clearest
Wind
17 km/h
6th windiest
Solar energy
6.23 kWh/m²
Travel score
6.9
out of 10

Ciudad Madero is municipal seat of Ciudad Madero, State of Tamaulipas, Mexico.

Founded
1807

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical May day in Ciudad Madero reaches about 28°C in the afternoon and slips back to 25°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 29°C. Set against its neighbours, May runs about 2°C warmer than April and about 1°C cooler than June.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12724
22725
32725
42725
52725
62725
72725
82725
92825
102825
112825
122825
132825
142825
152825
162825
172825
182825
192826
202826
212826
222826
232826
242826
252826
262826
272826
282926
292926
302926
312926

How May really feels in Ciudad Madero

Once humidity and wind are folded in, May averages 14 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
14
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Ciudad Madero weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan22° / 19°539.110.86.8
Feb23° / 20°356.311.27.4
Mar24° / 21°315.811.87.8
Apr26° / 23°304.612.57.7
May28° / 25°396.813.16.9
Jun29° / 26°1071513.35.2
Jul29° / 26°1161713.24.9
Aug29° / 26°10817.212.84.7
Sep29° / 26°21420.712.14.4
Oct27° / 24°1301411.56.1
Nov25° / 22°6610.410.96.9
Dec23° / 20°448.110.77.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 57% of the time in May, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 19% of May, with mostly cloudy or overcast conditions the remaining 24%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16832
26931
36931
46931
56931
66931
77030
87129
97129
107228
117228
127327
137426
147624
157624
167822
177822
187921
198020
208119
218119
228218
238218
248218
258317
268317
278317
288317
298218
308218
318317

Chance of precipitation in May

Any precipitation

Ciudad Madero gets around 39 mm of rain over 6.8 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 22% and peaks near 28% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
115
216
316
416
517
618
718
819
920
1020
1121
1222
1322
1423
1523
1624
1724
1824
1925
2025
2125
2225
2325
2425
2525
2625
2726
2826
2927
3027
3128

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the miserable band about 53% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1126144335
2125144137
3125134040
4125123842
5114123745
6114113647
7114103549
8013103551
901393552
1001393552
1101383553
1201283554
1301283653
1401273654
1501273753
1600273754
1700263755
1800263854
1900263854
2000253855
2100153856
2200153856
2300143758
2400143758
2500143758
2600133660
2700133660
2800023662
2900023563
3000013564
3100013564

Wind in May

Winds average 17 km/h in May.

Across May, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light 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 12 h 48 min at the start of May to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over May. Sunrise moves from 6:04 AM to 5:51 AM, and sunset from 6:53 PM to 7:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:046:53
212.86:046:53
312.86:036:54
412.96:026:54
512.96:026:55
612.96:016:55
712.96:006:55
812.96:006:56
913.05:596:56
1013.05:596:57
1113.05:586:57
1213.05:586:58
1313.05:576:58
1413.05:576:59
1513.05:566:59
1613.15:566:59
1713.15:557:00
1813.15:557:00
1913.15:547:01
2013.15:547:01
2113.15:547:02
2213.15:537:02
2313.25:537:03
2413.25:537:03
2513.25:537:04
2613.25:527:04
2713.25:527:04
2813.25:527:05
2913.25:527:05
3013.25:517:06
3113.25:517:06

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.23 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.19 kWh/m² to a high of 6.23 kWh/m² in May across the year — May's 6.23 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.1Intense
56.1Intense
66.1Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in May

Hazard calendar for Ciudad Madero

In seasonPeak

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

Ciudad Madero sits in the Atlantic hurricane belt; the season peaks August–October.

Ciudad Madero's rainy season runs June–October, when most of the year's rain falls.

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

Is May a good time to visit Ciudad Madero?

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

6.9
Sightseeing
5th-best month of the year
7.6
Beach & pool
1st-best month of the year

May is a reasonable time to visit Ciudad Madero for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Ciudad Madero in May

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

In May, Ciudad Madero sees daytime highs around 28°C and nights near 25°C. Pack light clothes and sun protection. About 7 days see rain.

light clothessun protection

Sea temperature near Ciudad Madero in May

The nearest coast averages about 27°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 26 km away) is warmest in September at about 29°C and coldest in February near 22°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan22Refreshing
Feb22Refreshing
Mar23Refreshing
Apr25Warm
May27Warm
Jun28Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct28Tropical
Nov26Warm
Dec24Refreshing

UV index in Ciudad Madero in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ciudad Madero peaks around April 15 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 6 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highExtremeExtremeVery highHighApr 15UV 12Jan 10UV 6
UV index (midday)Level
Jan6High
Feb8Very high
Mar9Very high
Apr12Extreme
May8Very high
Jun12Extreme
Jul10Very high
Aug12Extreme
Sep10Very high
Oct9Very high
Nov7High
Dec6High

Air quality in Ciudad Madero 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 Ciudad Madero is worst in July — around 25 µg/m³ PM2.5 (moderate), about 3.6× the cleanest month (November, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1424 µg/m³Nov 137 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb8Good
Mar10Good
Apr14Moderate
May22Moderate
Jun20Moderate
Jul25Moderate
Aug17Moderate
Sep11Good
Oct7Good
Nov7Good
Dec8Good
Location & terrain

Where is Ciudad Madero?

Ciudad Madero sits at 22.2°N, 97.8°W, 12 m above sea level, in Mexico. The nearest listed city is Tampico, 6.0 km away.

Topography around Ciudad Madero

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

Within 3 km, the terrain around Ciudad Madero has only modest variations in elevation — a maximum elevation change of 40 m around an average of 11 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 96 m; within 80 km, significant variations in elevation — a maximum elevation change of 446 m.

The land around Ciudad Madero is covered by artificial surfaces (70%) within 3 km, water (56%) within 16 km, and grassland (36%) and water (36%) within 80 km.

3 km
40 m
16 km
96 m
80 km
446 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
May weather nearby: Tampico 6.0 km · Miramar 14 km · Altamira 19 km · Pánuco 42 km · Ébano 56 km · Tamuín 101 km · Naranjos 101 km · Tantoyuca 108 km

Mexico travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 / 127 V · 60 Hz
Prices
≈ 54% of US
price level, 2025
GDP per capita
$13,889
2025
Happiness
7.0 / 10
World Happiness, 2025
Safe drinking water
43%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
12.8
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 440
Religion
Catholic 78%no religion 11%other Evangelical Churches 8%Jehovah Witness 1%

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 Ciudad Madero (22.2475°, -97.8367°, elevation 12 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).