Frontera weather in May

In May, Frontera sees average daytime highs of 33°C and overnight lows near 27°C, with 55 mm of rain across 8.8 wet days and about 12.9 hours of daylight. It is the 1st-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 55% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 42 min at the start of May to 13 hours by month's end. Set against the rest of the year, May is Frontera's 4th-clearest and 7th-windiest month. For the whole year in context, see Frontera's year-round climate.

Daytime high
33°
1st warmest
Overnight low
27°
12th coldest
Rainfall
55 mm
8.8 wet days
Daylight
12 h 54 min
5:41 AM – 6:33 PM
Cloud cover
42%
4th clearest
Wind
14 km/h
7th windiest
Solar energy
6.87 kWh/m²
Travel score
3.5
out of 10

Frontera is municipal seat of Centla, State of Tabasco, Mexico.

Density
3,799/km²
people per km²
Founded
1780

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 33°C through the month.

A typical May day in Frontera reaches about 33°C in the afternoon and slips back to 27°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 36°C. Set against its neighbours, May runs about 1°C warmer than April and about 1°C warmer than June.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13326
23326
33326
43426
53427
63427
73427
83427
93427
103427
113427
123427
133327
143327
153327
163327
173327
183327
193327
203327
213327
223327
233327
243327
253327
263327
273327
283327
293326
303326
313326

How May really feels in Frontera

Once humidity and wind are folded in, May averages 31 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
31
10 feel dangerously hot (≥ 39°C)
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.

Frontera weather by month

How May compares with the rest of the year at a glance. May is the 1st-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 22°558.9117.0
Feb28° / 22°345.911.46.9
Mar30° / 24°194.111.95.8
Apr33° / 25°224.612.44.5
May33° / 27°558.812.93.5
Jun32° / 26°16918.513.13.1
Jul32° / 26°10315.7133.4
Aug32° / 26°15719.812.63.1
Sep31° / 25°23124.512.13.0
Oct29° / 25°20719.311.64.2
Nov28° / 23°10613.111.15.8
Dec27° / 22°588.810.96.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 55% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 29%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17921
27723
37723
47624
57624
67525
77525
87525
97426
107426
117426
127426
137426
147426
157426
167426
177426
187426
197327
207327
217228
227129
236931
246832
256634
266436
276238
286040
295941
305743
315545

Chance of precipitation in May

Any precipitation

Frontera gets around 55 mm of rain over 8.8 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 30% and peaks near 48% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
117
217
318
418
519
620
721
822
923
1024
1125
1226
1327
1428
1529
1630
1730
1831
1932
2032
2133
2234
2335
2437
2538
2640
2741
2843
2945
3047
3148

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 64% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11137016
21127116
31117117
41117117
51107118
61107118
7197119
8197020
9197020
10196921
11186922
12186823
13186724
14176626
15176527
16176428
17066529
18066430
19056431
20056332
21046333
22046135
23036136
24035938
25025840
26025642
27025444
28015346
29015148
30014950
31014752

Wind in May

Winds average 14 km/h in May.

Across May, daily wind ranges from about 13 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 42 min at the start of May to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over May. Sunrise moves from 5:48 AM to 5:37 AM, and sunset from 6:28 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.75:486:28
212.75:476:28
312.75:476:28
412.75:466:29
512.75:466:29
612.75:456:29
712.85:456:30
812.85:446:30
912.85:446:30
1012.85:436:31
1112.85:436:31
1212.85:426:31
1312.85:426:32
1412.85:416:32
1512.95:416:33
1612.95:416:33
1712.95:406:33
1812.95:406:34
1912.95:406:34
2012.95:396:34
2112.95:396:35
2212.95:396:35
2312.95:396:36
2413.05:386:36
2513.05:386:36
2613.05:386:37
2713.05:386:37
2813.05:386:38
2913.05:386:38
3013.05:376:38
3113.05:376:39

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 — the sunniest month for solar.

For context, solar energy here swings from a low near 4.13 kWh/m² to a high of 6.87 kWh/m² in May across the year — May's 6.87 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
17.0Intense
27.0Intense
37.0Intense
47.0Intense
57.0Intense
67.0Intense
77.0Intense
87.0Intense
97.0Intense
107.0Intense
116.9Intense
126.9Intense
136.9Intense
146.9Intense
156.9Intense
166.9Intense
176.9Intense
186.9Intense
196.8Intense
206.8Intense
216.8Intense
226.8Intense
236.8Intense
246.7Intense
256.7Intense
266.7Intense
276.6Intense
286.6Intense
296.5Intense
306.5Intense
316.5Intense
Planning a trip in May

Hazard calendar for Frontera

In seasonPeak

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

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

Frontera's rainy season runs August–November, 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 Frontera?

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

3.5
Sightseeing
8th-best month of the year
6.5
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Frontera. The water and warmth also suit a beach or pool day.

What to pack for Frontera in May

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

In May, Frontera sees daytime highs around 33°C and nights near 27°C. Pack light clothes and sun protection. Worth having: rain gear. About 9 days see rain.

light clothessun protectionrain gear

Sea temperature near Frontera in May

The nearest coast averages about 28°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 September at about 29°C and coldest in January near 25°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb25Warm
Mar26Warm
Apr27Warm
May28Tropical
Jun29Tropical
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov27Warm
Dec26Warm

UV index in Frontera 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 Frontera peaks around August 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highExtremeVery highAug 17UV 13Jan 1UV 7
UV index (midday)Level
Jan7High
Feb10Extreme
Mar12Extreme
Apr13Extreme
May7High
Jun13Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec7High

Air quality in Frontera 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 Frontera is worst in May — around 39 µg/m³ PM2.5 (poor), about 4.0× the cleanest month (November, 10 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateGoodMay 1638 µg/m³Nov 2010 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar17Moderate
Apr31Moderate
May39Poor
Jun30Moderate
Jul30Moderate
Aug23Moderate
Sep17Moderate
Oct11Good
Nov10Good
Dec10Good
Location & terrain

Where is Frontera?

Frontera sits at 18.5°N, 92.6°W, 5 m above sea level, in Mexico. The nearest listed city is Taxco, 59 km away.

Topography around Frontera

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

Within 3 km, the terrain around Frontera has only modest variations in elevation — a maximum elevation change of 18 m around an average of 2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 23 m; within 80 km, only modest variations in elevation — a maximum elevation change of 85 m.

The land around Frontera is covered by mangroves (26%) and grassland (25%) within 3 km, water (32%) and wetland (32%) within 16 km, and water (38%) and wetland (29%) within 80 km.

3 km
18 m
16 km
23 m
80 km
85 m
treesgrasslandartificial surfaceswaterwetlandmangroves
May weather nearby: Taxco 59 km · Jalpa de Méndez 60 km · Paraiso 62 km · Comalcalco 68 km · Villahermosa 69 km · Cunduacán 77 km · Playas del Rosario 83 km · Ciudad del Carmen 87 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 Frontera (18.5433°, -92.6453°, elevation 5 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).