Malacatán weather in May

In May, Malacatán sees average daytime highs of 24°C and overnight lows near 16°C, with 318 mm of rain across 30.2 wet days and about 12.7 hours of daylight. It is the 4th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 3% of the time in May, and the air most often feels humid.

Daylight stretches from about 12 h 30 min at the start of May to 12 h 48 min by month's end. Set against the rest of the year, May is Malacatán's 7th-clearest and 7th-windiest month. For the whole year in context, see Malacatán's year-round climate.

Daytime high
24°
4th warmest
Overnight low
16°
11th coldest
Rainfall
318 mm
30.2 wet days
Daylight
12 h 42 min
5:44 AM – 6:25 PM
Cloud cover
79%
7th clearest
Wind
4 km/h
7th windiest
Solar energy
5.38 kWh/m²
Travel score
3.7
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 24°C through the month.

A typical May day in Malacatán reaches about 24°C in the afternoon and slips back to 16°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 25°C. Set against its neighbours, May runs on par with April and on par with June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12415
22415
32416
42416
52416
62416
72416
82416
92416
102416
112416
122416
132416
142416
152416
162416
172416
182416
192416
202416
212416
222416
232416
242316
252316
262316
272316
282316
292316
302316
312316

Malacatán weather by month

How May compares with the rest of the year at a glance. May is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 13°3010.311.27.3
Feb24° / 13°3010.211.57.2
Mar24° / 14°6618.411.95.9
Apr24° / 15°13024.712.34.6
May24° / 16°31830.212.73.7
Jun23° / 16°42529.512.93.5
Jul23° / 15°32530.112.83.6
Aug23° / 15°38230.612.53.6
Sep23° / 16°46229.912.13.4
Oct23° / 15°33029.811.73.7
Nov23° / 14°11022.111.35.0
Dec23° / 13°4313.611.16.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% of May, with mostly cloudy or overcast conditions the remaining 84%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12872
22872
32773
42773
52674
62575
72476
82278
92179
102080
111981
121882
131783
141684
151486
161486
171387
181288
191288
201090
211090
221090
23991
24991
25892
26892
27892
28793
29793
30793
31793

Chance of precipitation in May

Any precipitation

Malacatán gets around 318 mm of rain over 30.2 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 97% and peaks near 98% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
194
294
395
495
596
696
797
897
997
1097
1197
1297
1397
1497
1597
1697
1797
1897
1997
2097
2197
2297
2397
2497
2597
2697
2798
2898
2998
3098
3198

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the humid band about 83% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1222742
2121762
3120772
4119782
5118792
6117802
7116812
8114832
9113842
10112852
11112843
12111853
13110854
1419864
1518865
1618865
1728846
1827856
1917866
2017857
2117857
2218847
2318847
2418847
2518847
2619846
2719846
2809865
2909865
3009865
3109874

Wind in May

Winds average 4 km/h in May.

Across May, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 30 min at the start of May to 12 h 48 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 5:50 AM to 5:41 AM, and sunset from 6:21 PM to 6:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:506:21
212.55:496:21
312.65:496:22
412.65:486:22
512.65:486:22
612.65:476:22
712.65:476:23
812.65:466:23
912.65:466:23
1012.65:466:23
1112.65:456:24
1212.75:456:24
1312.75:456:24
1412.75:446:25
1512.75:446:25
1612.75:446:25
1712.75:436:25
1812.75:436:26
1912.75:436:26
2012.75:436:26
2112.75:436:27
2212.75:426:27
2312.85:426:27
2412.85:426:28
2512.85:426:28
2612.85:426:28
2712.85:426:29
2812.85:426:29
2912.85:416:29
3012.85:416:30
3112.85:416:30

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.38 kWh/m².

For context, solar energy here swings from a low near 4.48 kWh/m² to a high of 6.09 kWh/m² in April across the year — May's 5.38 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.6Bright
115.6Bright
125.6Bright
135.5Bright
145.5Bright
155.5Bright
165.4Bright
175.4Bright
185.3Bright
195.3Bright
205.3Bright
215.2Bright
225.2Bright
235.1Bright
245.1Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in May

Hazard calendar for Malacatán

In seasonPeak

In May, Malacatán sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

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

Malacatán's monsoon runs May–October, when most of the year's rain falls.

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

Is May a good time to visit Malacatán?

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

3.7
Sightseeing
7th-best month of the year
3.1
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Malacatán.

What to pack for Malacatán in May

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

In May, Malacatán sees daytime highs around 24°C and nights near 16°C. Pack rain gear. Worth having: light clothes and sun protection. About 30 days see rain.

rain gearlight clothessun protection

Sea temperature near Malacatán in May

The nearest coast averages about 30°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 47 km away) is warmest in August at about 30°C and coldest in February near 28°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
Jan29Tropical
Feb28Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov30Tropical
Dec29Tropical

UV index in Malacatán 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 Malacatán peaks around April 9 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 9UV 13Dec 14UV 8
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar13Extreme
Apr13Extreme
May11Extreme
Jun13Extreme
Jul12Extreme
Aug12Extreme
Sep11Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Malacatán 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 Malacatán is worst in May — around 40 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 1039 µg/m³Feb 827 µg/m³
PM2.5 (µg/m³)Level
Jan28Moderate
Feb27Moderate
Mar34Moderate
Apr38Poor
May40Poor
Jun29Moderate
Jul31Moderate
Aug30Moderate
Sep31Moderate
Oct29Moderate
Nov30Moderate
Dec29Moderate
Location & terrain

Where is Malacatán?

Malacatán sits at 14.9°N, 92.1°W, 395 m above sea level, in Guatemala. The nearest listed city is Cacahoatán, 15 km away.

San MarcosCoatepequeSan Pedro SacatepéquezComitancilloColombaOstuncalco

Topography around Malacatán

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

Within 3 km, the terrain around Malacatán has significant variations in elevation — a maximum elevation change of 437 m around an average of 391 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,157 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,178 m.

The land around Malacatán is covered by trees (78%) within 3 km, trees (85%) within 16 km, and trees (59%) within 80 km.

3 km
437 m
16 km
2,157 m
80 km
4,178 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
May weather nearby: Cacahoatán 15 km · Tapachula 22 km · San Marcos 29 km · Coatepeque 31 km · San Pedro Sacatepéquez 32 km · Comitancillo 39 km · Colomba 42 km · Ostuncalco 47 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 Malacatán (14.9113°, -92.0579°, elevation 395 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).