Las Terrenas weather in May

In May, Las Terrenas sees average daytime highs of 30°C and overnight lows near 24°C, with 116 mm of rain across 18.3 wet days and about 12.9 hours of daylight. It is the 6th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 20% 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 h 06 min by month's end. Set against the rest of the year, May is Las Terrenas's 12th-clearest and 9th-windiest month. For the whole year in context, see Las Terrenas's year-round climate.

Daytime high
30°
6th warmest
Overnight low
24°
7th coldest
Rainfall
116 mm
18.3 wet days
Daylight
12 h 54 min
6:07 AM – 7:02 PM
Cloud cover
65%
12th clearest
Wind
10 km/h
9th windiest
Solar energy
5.92 kWh/m²
Travel score
3.9
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical May day in Las Terrenas reaches about 30°C in the afternoon and slips back to 24°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, May runs about 1°C warmer than April and about 1°C cooler than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13023
23023
33023
43024
53024
63024
73024
83024
93024
103024
113024
123024
133024
143024
153024
163024
173024
183024
193024
203024
213024
223024
233124
243124
253124
263124
273124
283124
293124
303124
313124

How May really feels in Las Terrenas

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.

Las Terrenas weather by month

How May compares with the rest of the year at a glance. May is the 6th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 22°4513.1116.2
Feb28° / 22°4111.511.35.9
Mar29° / 22°5612.711.95.4
Apr30° / 23°7014.812.44.8
May30° / 24°11618.312.93.9
Jun31° / 25°8215.713.13.8
Jul31° / 25°7617133.8
Aug31° / 25°8718.912.73.5
Sep31° / 25°10519.512.13.3
Oct31° / 25°11021.111.63.5
Nov29° / 24°10018.511.14.4
Dec28° / 23°5715.510.95.4

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in May, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 25% of May, with mostly cloudy or overcast conditions the remaining 55%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26040
36040
46040
55941
65842
75743
85644
95446
105347
115149
125050
134951
144654
154555
164357
174357
184159
194060
203763
213664
223565
233565
243466
253466
263367
273367
283367
293565
303565
313565

Chance of precipitation in May

Any precipitation

Las Terrenas gets around 116 mm of rain over 18.3 wet days in May, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 59% and peaks near 63% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
152
253
353
453
554
655
755
856
957
1057
1158
1258
1359
1459
1559
1659
1759
1859
1959
2060
2160
2261
2361
2462
2562
2663
2763
2863
2963
3063
3163

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 75% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1123733
2123733
3122743
4122743
5121753
6120754
7119764
8118765
9117775
10116776
11115777
12114778
13113779
140117910
150107911
16097912
17087913
18077815
19067816
20067717
21057718
22047620
23047521
24037522
25037324
26027325
27027226
28027028
29017029
30016930
31016831

Wind in May

Winds average 10 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
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
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 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over May. Sunrise moves from 6:15 AM to 6:03 AM, and sunset from 6:56 PM to 7:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:156:56
212.76:146:57
312.76:136:57
412.76:136:57
512.86:126:58
612.86:126:58
712.86:116:58
812.86:116:59
912.86:106:59
1012.86:106:59
1112.86:097:00
1212.96:097:00
1312.96:087:01
1412.96:087:01
1512.96:087:01
1612.96:077:02
1712.96:077:02
1812.96:067:02
1912.96:067:03
2013.06:067:03
2113.06:057:04
2213.06:057:04
2313.06:057:04
2413.06:057:05
2513.06:047:05
2613.06:047:06
2713.06:047:06
2813.06:047:06
2913.16:047:07
3013.16:047:07
3113.16:037:08

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.92 kWh/m².

For context, solar energy here swings from a low near 3.92 kWh/m² to a high of 6.2 kWh/m² in June across the year — May's 5.92 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.0Intense
26.0Intense
36.0Intense
46.0Intense
56.0Intense
66.0Intense
76.0Intense
86.0Intense
96.0Intense
106.0Bright
116.0Bright
126.0Bright
136.0Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
295.9Bright
306.0Bright
316.0Bright
Planning a trip in May

Hazard calendar for Las Terrenas

In seasonPeak

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

Las Terrenas 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 Las Terrenas?

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

3.9
Sightseeing
7th-best month of the year
5.5
Beach & pool
9th-best month of the year

May is a weaker month for outdoor sightseeing in Las Terrenas.

What to pack for Las Terrenas in May

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

In May, Las Terrenas sees daytime highs around 30°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

Sea temperature near Las Terrenas in May

The nearest coast averages about 27°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 26°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar26Warm
Apr26Warm
May27Warm
Jun28Warm
Jul28Warm
Aug28Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Las Terrenas 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 Las Terrenas peaks around August 15 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 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 highHighAug 15UV 12Dec 15UV 7
UV index (midday)Level
Jan8Very high
Feb10Very high
Mar12Extreme
Apr12Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep11Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in Las Terrenas 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 Las Terrenas is worst in June — around 26 µg/m³ PM2.5 (moderate), about 3.1× the cleanest month (December, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 2326 µg/m³Dec 219 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb10Good
Mar11Good
Apr12Good
May18Moderate
Jun26Moderate
Jul26Moderate
Aug21Moderate
Sep18Moderate
Oct18Moderate
Nov11Good
Dec9Good
Location & terrain

Where is Las Terrenas?

Las Terrenas sits at 19.3°N, 69.5°W, 0 m above sea level, in Dominican Republic. The nearest listed city is Santa Barbara De Samana, 25 km away.

Santa Barbara De SamanaNaguaSabana Grande de BoyáMonte PlataBayaguanaMichesHato Mayor del ReyCotuí

Topography around Las Terrenas

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

Within 3 km, the terrain around Las Terrenas has significant variations in elevation — a maximum elevation change of 283 m around an average of 43 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 521 m; within 80 km, large variations in elevation — a maximum elevation change of 971 m.

The land around Las Terrenas is covered by trees (55%) and water (26%) within 3 km, water (60%) and trees (32%) within 16 km, and water (43%) and trees (36%) within 80 km.

3 km
283 m
16 km
521 m
80 km
971 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
May weather nearby: Santa Barbara De Samana 25 km · Nagua 33 km · Sabana Grande de Boyá 48 km · Monte Plata 61 km · Bayaguana 63 km · Miches 63 km · Hato Mayor del Rey 68 km · Cotuí 70 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 Las Terrenas (19.311°, -69.5428°, elevation 0 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).