Boca Chica weather in May

In May, Boca Chica sees average daytime highs of 28°C and overnight lows near 25°C, with 104 mm of rain across 16.5 wet days and about 12.9 hours of daylight. It is the 6th-warmest and 4th-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 31% 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 Boca Chica's 11th-clearest and 9th-windiest month. For the whole year in context, see Boca Chica's year-round climate.

Daytime high
28°
6th warmest
Overnight low
25°
7th coldest
Rainfall
104 mm
16.5 wet days
Daylight
12 h 54 min
6:09 AM – 7:01 PM
Cloud cover
59%
11th clearest
Wind
14 km/h
9th windiest
Solar energy
5.83 kWh/m²
Travel score
5.2
out of 10

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 Boca Chica reaches about 28°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 29°C. Set against its neighbours, May runs on par with April and about 1°C cooler than June.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12824
22824
32824
42824
52824
62824
72824
82824
92824
102824
112824
122824
132825
142825
152825
162825
172825
182825
192825
202825
212825
222825
232825
242825
252825
262825
272825
282825
292825
302825
312825

How May really feels in Boca Chica

Once humidity and wind are folded in, May averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Boca Chica weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 23°236.5117.5
Feb27° / 23°19511.47.7
Mar27° / 23°256.711.97.4
Apr28° / 24°461012.46.6
May28° / 25°10416.512.95.2
Jun29° / 25°8616.213.14.7
Jul29° / 26°9015.9134.7
Aug29° / 26°11518.112.64.4
Sep29° / 26°1402012.14.2
Oct29° / 25°12019.911.64.4
Nov28° / 24°8014.311.15.7
Dec28° / 24°317.410.97.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 23% of May, with mostly cloudy or overcast conditions the remaining 46%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17129
27030
36931
46931
56931
66733
76634
86535
96436
106238
116139
126040
135842
145644
155446
165248
175149
184951
194753
204654
214654
224456
234357
244357
254357
264357
274456
284357
294357
304456
314456

Chance of precipitation in May

Any precipitation

Boca Chica gets around 104 mm of rain over 16.5 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 52% and peaks near 59% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
141
242
343
444
545
646
747
848
949
1050
1150
1251
1351
1452
1552
1653
1753
1854
1954
2055
2155
2256
2356
2457
2558
2658
2758
2859
2959
3059
3159

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 84% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1119791
2119791
3118801
4118801
5117802
6116812
7116812
8115822
9114823
10113833
11111844
12010864
1309865
1408875
1507876
1606877
1705887
1804888
1903889
2003889
21028810
22028810
23018811
24018712
25018712
26018613
27018514
28008515
29008416
30008317
31008317

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 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2213light breeze
2313light breeze
2413light breeze
2513light 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 6:16 AM to 6:05 AM, and sunset from 6:55 PM to 7:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:166:55
212.76:156:56
312.76:156:56
412.76:146:56
512.76:146:57
612.76:136:57
712.76:136:57
812.86:126:58
912.86:126:58
1012.86:116:58
1112.86:116:59
1212.86:106:59
1312.86:107:00
1412.86:097:00
1512.96:097:00
1612.96:097:01
1712.96:087:01
1812.96:087:01
1912.96:087:02
2012.96:077:02
2112.96:077:03
2212.96:077:03
2312.96:077:03
2413.06:067:04
2513.06:067:04
2613.06:067:04
2713.06:067:05
2813.06:067:05
2913.06:067:06
3013.06:057:06
3113.06:057:06

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.83 kWh/m².

For context, solar energy here swings from a low near 4.06 kWh/m² to a high of 6.05 kWh/m² in June across the year — May's 5.83 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.0Bright
26.0Bright
36.0Bright
46.0Bright
55.9Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.9Bright
Planning a trip in May

Hazard calendar for Boca Chica

In seasonPeak

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

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

Boca Chica's rainy season runs May–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 Boca Chica?

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

5.2
Sightseeing
7th-best month of the year
6.0
Beach & pool
8th-best month of the year

May is a reasonable time to visit Boca Chica for sightseeing.

What to pack for Boca Chica in May

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

In May, Boca Chica sees daytime highs around 28°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 17 days see rain.

light clothesrain gearsun protection

Sea temperature near Boca Chica 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 February near 27°C.

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

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr27Warm
May28Warm
Jun28Tropical
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec28Warm

UV index in Boca Chica 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 Boca Chica peaks around August 16 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 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 highAug 16UV 12Dec 13UV 7
UV index (midday)Level
Jan8Very high
Feb10Very high
Mar12Extreme
Apr12Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep11Extreme
Oct10Very high
Nov7Very high
Dec7High

Air quality in Boca Chica 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 Boca Chica is worst in June — around 31 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (December, 15 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 2130 µg/m³Dec 2015 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb16Moderate
Mar17Moderate
Apr18Moderate
May23Moderate
Jun31Moderate
Jul29Moderate
Aug25Moderate
Sep23Moderate
Oct24Moderate
Nov18Moderate
Dec15Moderate
Location & terrain

Where is Boca Chica?

Boca Chica sits at 18.4°N, 69.6°W, 12 m above sea level, in Dominican Republic. The nearest listed city is Quisqueya, 23 km away.

QuisqueyaSanto Domingo EsteVilla FranciscaSan Pedro de MacorisSanto DomingoCiudad NuevaVilla ConsueloBayaguana

Topography around Boca Chica

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

Within 3 km, the terrain around Boca Chica has only modest variations in elevation — a maximum elevation change of 31 m around an average of 11 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 56 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,706 m.

The land around Boca Chica is covered by water (38%), trees (28%) and grassland (21%) within 3 km, water (40%), grassland (31%) and trees (21%) within 16 km, and trees (36%), water (35%) and grassland (24%) within 80 km.

3 km
31 m
16 km
56 m
80 km
1,706 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Quisqueya 23 km · Santo Domingo Este 26 km · Villa Francisca 31 km · San Pedro de Macoris 31 km · Santo Domingo 31 km · Ciudad Nueva 31 km · Villa Consuelo 32 km · Bayaguana 34 km

Dominican Republic travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / C
120 V · 60 Hz
Prices
≈ 39% of US
price level, 2025
GDP per capita
$11,059
2025
Happiness
6.1 / 10
World Happiness, 2025
Safe drinking water
45%
of population, 2024
Homicide rate
10.9
per 100k, 2023
Road deaths
64.6
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 503

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 Boca Chica (18.45°, -69.6°, 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).