La Romana weather in May

In May, La Romana sees average daytime highs of 31°C and overnight lows near 24°C, with 84 mm of rain across 14.5 wet days and about 12.9 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 19% 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 La Romana's 12th-clearest and 9th-windiest month. For the whole year in context, see La Romana's year-round climate.

Daytime high
31°
5th warmest
Overnight low
24°
7th coldest
Rainfall
84 mm
14.5 wet days
Daylight
12 h 54 min
6:06 AM – 6:58 PM
Cloud cover
65%
12th clearest
Wind
11 km/h
9th windiest
Solar energy
5.99 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 31°C through the month.

A typical May day in La Romana reaches about 31°C in the afternoon and slips back to 24°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, May runs on par with April and about 1°C cooler than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13123
23123
33123
43123
53123
63123
73123
83123
93123
103124
113124
123124
133124
143124
153124
163124
173124
183124
193124
203124
213124
223124
233124
243124
253124
263124
273124
283124
293124
303124
313124

How May really feels in La Romana

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.

La Romana weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 22°174.4116.5
Feb29° / 22°154.711.46.2
Mar30° / 22°246.411.95.7
Apr30° / 23°419.212.45.0
May31° / 24°8414.512.94.2
Jun32° / 25°5511.613.14.0
Jul32° / 25°5310.2134.0
Aug32° / 25°7513.512.63.7
Sep31° / 25°9616.512.13.6
Oct31° / 24°8817.311.63.9
Nov30° / 23°6111.711.14.9
Dec29° / 22°225.210.96.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in May, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 27% of May, with mostly cloudy or overcast conditions the remaining 54%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26238
36139
46040
55842
65842
75743
85644
95446
105347
115149
125050
134951
144852
154654
164555
174357
184258
194060
203961
213862
223763
233763
243664
253565
263664
273565
283565
293565
303664
313664

Chance of precipitation in May

Any precipitation

La Romana gets around 84 mm of rain over 14.5 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 46% and peaks near 52% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
135
235
336
436
537
638
739
840
941
1042
1143
1244
1345
1446
1547
1648
1749
1850
1950
2051
2151
2252
2352
2452
2552
2652
2752
2852
2951
3050
3150

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 77% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1326692
2325702
3324712
4324712
5323722
6322723
7321733
8320743
9219754
10218764
11217765
12215776
13114796
14113797
15112798
16011809
170108010
18098011
19088012
20078013
21068113
22058114
23058015
24048016
25048016
26047917
27037918
28037918
29037819
30037720
31037720

Wind in May

Winds average 11 km/h in May.

Across May, daily wind ranges from about 10 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
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

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 6:13 AM to 6:03 AM, and sunset from 6:53 PM to 7:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:136:53
212.76:136:53
312.76:126:53
412.76:126:54
512.76:116:54
612.76:116:54
712.76:106:55
812.86:106:55
912.86:096:56
1012.86:096:56
1112.86:086:56
1212.86:086:57
1312.86:076:57
1412.86:076:57
1512.96:076:58
1612.96:066:58
1712.96:066:58
1812.96:066:59
1912.96:056:59
2012.96:057:00
2112.96:057:00
2212.96:047:00
2312.96:047:01
2413.06:047:01
2513.06:047:01
2613.06:037:02
2713.06:037:02
2813.06:037:03
2913.06:037:03
3013.06:037:03
3113.06:037:04

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.99 kWh/m².

For context, solar energy here swings from a low near 4.19 kWh/m² to a high of 6.25 kWh/m² in June across the year — May's 5.99 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.1Intense
46.1Intense
56.1Intense
66.1Intense
76.1Intense
86.1Intense
96.1Intense
106.1Intense
116.0Intense
126.0Intense
136.0Intense
146.0Intense
156.0Intense
166.0Bright
176.0Bright
186.0Bright
196.0Bright
206.0Bright
216.0Bright
226.0Bright
236.0Bright
246.0Bright
256.0Bright
266.0Bright
276.0Bright
286.0Bright
296.0Intense
306.0Intense
316.0Intense
Planning a trip in May

Hazard calendar for La Romana

In seasonPeak

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

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

La Romana'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 La Romana?

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
6.0
Beach & pool
9th-best month of the year

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

What to pack for La Romana in May

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

In May, La Romana sees daytime highs around 31°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 15 days see rain.

light clothesrain gearsun protection

Sea temperature near La Romana 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
Dec27Warm

UV index in La Romana 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 La Romana peaks around April 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 10UV 13Dec 14UV 7
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar12Extreme
Apr13Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in La Romana 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 La Romana is worst in June — around 27 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 2327 µg/m³Dec 218 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar11Good
Apr11Good
May18Moderate
Jun27Moderate
Jul27Moderate
Aug23Moderate
Sep18Moderate
Oct18Moderate
Nov11Good
Dec8Good
Location & terrain

Where is La Romana?

La Romana sits at 18.4°N, 69.0°W, 9 m above sea level, in Dominican Republic. The nearest listed city is Salvaleón de Higüey, 35 km away.

Salvaleón de HigüeySan Pedro de MacorisSanta Cruz de El SeiboHato Mayor del ReyQuisqueyaPunta CanaMichesBoca Chica

Topography around La Romana

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

Within 3 km, the terrain around La Romana has only modest variations in elevation — a maximum elevation change of 81 m around an average of 31 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 98 m; within 80 km, large variations in elevation — a maximum elevation change of 683 m.

The land around La Romana is covered by artificial surfaces (37%), trees (22%) and grassland (21%) within 3 km, water (37%), grassland (35%) and trees (22%) within 16 km, and water (52%), grassland (24%) and trees (22%) within 80 km.

3 km
81 m
16 km
98 m
80 km
683 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Salvaleón de Higüey 35 km · San Pedro de Macoris 36 km · Santa Cruz de El Seibo 39 km · Hato Mayor del Rey 49 km · Quisqueya 49 km · Punta Cana 62 km · Miches 63 km · Boca Chica 67 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 La Romana (18.4233°, -68.9664°, elevation 9 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).