Puerto Barrios weather in May

In May, Puerto Barrios sees average daytime highs of 29°C and overnight lows near 25°C, with 171 mm of rain across 20.3 wet days and about 12.7 hours of daylight. It is the 2nd-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 24% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 36 min at the start of May to 12 h 54 min by month's end. Set against the rest of the year, May is Puerto Barrios's 6th-clearest and 4th-windiest month. For the whole year in context, see Puerto Barrios's year-round climate.

Daytime high
29°
2nd warmest
Overnight low
25°
11th coldest
Rainfall
171 mm
20.3 wet days
Daylight
12 h 42 min
5:29 AM – 6:13 PM
Cloud cover
62%
6th clearest
Wind
10 km/h
4th windiest
Solar energy
6.02 kWh/m²
Travel score
4.2
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical May day in Puerto Barrios reaches about 29°C in the afternoon and slips back to 25°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 31°C. Set against its neighbours, May runs on par with April and on par with June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12925
22925
32925
42925
52925
62925
72925
82925
92925
102925
112925
122925
132925
142925
152925
162925
172925
182925
192925
202925
212925
222925
232925
242925
252925
262925
272925
282925
292925
302925
312925

How May really feels in Puerto Barrios

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
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.

Puerto Barrios weather by month

How May compares with the rest of the year at a glance. May is the 2nd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 21°24420.411.25.4
Feb26° / 22°13216.411.55.8
Mar27° / 23°12114.411.96.2
Apr28° / 24°8313.212.35.6
May29° / 25°17120.312.74.2
Jun29° / 25°28927.212.93.1
Jul29° / 25°32030.112.83.1
Aug29° / 25°28028.812.53.2
Sep29° / 25°30227.912.13.1
Oct28° / 24°37326.411.63.8
Nov26° / 23°40022.911.34.6
Dec25° / 22°2422211.15.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 20% of May, with mostly cloudy or overcast conditions the remaining 56%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
25941
35842
45743
55743
65545
75446
85347
95248
105149
114951
124852
134753
144654
154456
164357
174357
184159
194060
203961
213862
223763
233565
243565
253367
263268
273169
283070
292872
302872
312773

Chance of precipitation in May

Any precipitation

Puerto Barrios gets around 171 mm of rain over 20.3 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 66% and peaks near 80% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
151
252
354
455
556
658
759
860
961
1062
1163
1263
1364
1464
1565
1665
1766
1866
1967
2068
2168
2269
2370
2471
2573
2674
2775
2876
2977
3079
3180

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 54% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
144847
244748
344749
444650
534552
634552
734552
834552
934552
1034651
1134651
1234651
1334651
1434651
1524652
1624652
1724652
1824652
1914653
2014653
2114554
2214455
2314356
2414257
2514158
2613960
2703862
2803664
2903565
3003466
3103367

Wind in May

Winds average 10 km/h in May.

Across May, daily wind ranges from about 9 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
110calm
210calm
310calm
411calm
511calm
611calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 36 min at the start of May to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over May. Sunrise moves from 5:35 AM to 5:26 AM, and sunset from 6:08 PM to 6:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:356:08
212.65:346:09
312.65:346:09
412.65:336:09
512.65:336:09
612.65:326:10
712.65:326:10
812.65:326:10
912.75:316:10
1012.75:316:11
1112.75:306:11
1212.75:306:11
1312.75:306:12
1412.75:296:12
1512.75:296:12
1612.75:296:13
1712.75:286:13
1812.85:286:13
1912.85:286:14
2012.85:286:14
2112.85:276:14
2212.85:276:14
2312.85:276:15
2412.85:276:15
2512.85:276:15
2612.85:276:16
2712.85:266:16
2812.85:266:17
2912.85:266:17
3012.95:266:17
3112.95:266:18

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.02 kWh/m².

For context, solar energy here swings from a low near 3.75 kWh/m² to a high of 6.32 kWh/m² in April across the year — May's 6.02 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.1Intense
126.1Intense
136.1Intense
146.1Intense
156.0Intense
166.0Intense
176.0Intense
186.0Bright
196.0Bright
206.0Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.7Bright
Planning a trip in May

Hazard calendar for Puerto Barrios

In seasonPeak

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

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

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

Is May a good time to visit Puerto Barrios?

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

4.2
Sightseeing
7th-best month of the year
5.4
Beach & pool
4th-best month of the year

May is a reasonable time to visit Puerto Barrios for sightseeing.

What to pack for Puerto Barrios in May

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

In May, Puerto Barrios sees daytime highs around 29°C and nights near 25°C. Pack light clothes, rain gear and sun protection. About 20 days see rain.

light clothesrain gearsun protection

Sea temperature near Puerto Barrios in May

The nearest coast averages about 29°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 17 km away) is warmest in September at about 30°C and coldest in January near 27°C.

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

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar28Warm
Apr29Tropical
May29Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Puerto Barrios in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Puerto Barrios peaks around April 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highApr 10UV 13Dec 16UV 8
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar13Extreme
Apr13Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Puerto Barrios 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 Puerto Barrios is worst in May — around 30 µg/m³ PM2.5 (moderate), about 3.8× the cleanest month (December, 8 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 1729 µg/m³Dec 198 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar12Good
Apr26Moderate
May30Moderate
Jun26Moderate
Jul28Moderate
Aug20Moderate
Sep16Moderate
Oct13Moderate
Nov9Good
Dec8Good
Location & terrain

Where is Puerto Barrios?

Puerto Barrios sits at 15.7°N, 88.6°W, 6 m above sea level, in Guatemala. The nearest listed city is Lívingston, 20 km away.

MoralesMacuelizoQuimistánPunta GordaOmoaCofradíaSan Pedro Sula

Topography around Puerto Barrios

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

Within 3 km, the terrain around Puerto Barrios has only modest variations in elevation — a maximum elevation change of 46 m around an average of 7 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,040 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,248 m.

The land around Puerto Barrios is covered by water (50%) and trees (25%) within 3 km, trees (54%) and water (25%) within 16 km, and trees (52%) and water (31%) within 80 km.

3 km
46 m
16 km
1,040 m
80 km
2,248 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
May weather nearby: Lívingston 20 km · Morales 38 km · Macuelizo 46 km · Quimistán 47 km · Punta Gorda 47 km · Omoa 60 km · Cofradía 60 km · San Pedro Sula 66 km

Guatemala travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 43% of US
price level, 2025
GDP per capita
$6,598
2025
Happiness
6.5 / 10
World Happiness, 2025
Safe drinking water
49%
of population, 2024
Homicide rate
23.4
per 100k, 2023
Road deaths
22.9
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 510
Religion
Evangelical 46%Roman Catholic 42%none 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 Puerto Barrios (15.7272°, -88.5979°, elevation 6 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).