Sabana Grande de Boyá weather in May

In May, Sabana Grande de Boyá sees average daytime highs of 30°C and overnight lows near 22°C, with 199 mm of rain across 22.7 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 9% 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 Sabana Grande de Boyá's 12th-clearest and 6th-windiest month. For the whole year in context, see Sabana Grande de Boyá's year-round climate.

Daytime high
30°
6th warmest
Overnight low
22°
7th coldest
Rainfall
199 mm
22.7 wet days
Daylight
12 h 54 min
6:09 AM – 7:02 PM
Cloud cover
71%
12th clearest
Wind
7 km/h
6th windiest
Solar energy
5.69 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 30°C through the month.

A typical May day in Sabana Grande de Boyá reaches about 30°C in the afternoon and slips back to 22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, May runs on par with April and about 1°C cooler than June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12921
22921
32921
42921
52921
62921
72921
82922
92922
102922
112922
122922
132922
142922
152922
162922
173022
183022
193022
203022
213022
223022
233022
243022
253022
263022
273022
283022
293022
303022
313022

How May really feels in Sabana Grande de Boyá

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.

Sabana Grande de Boyá 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
Jan27° / 19°4815.5115.8
Feb28° / 19°4413.211.45.9
Mar28° / 20°7414.711.95.5
Apr29° / 21°12118.812.44.4
May30° / 22°19922.712.93.7
Jun30° / 23°14821.713.13.4
Jul30° / 23°13923.1133.4
Aug31° / 23°15724.912.63.2
Sep30° / 23°16824.312.13.1
Oct30° / 22°14624.611.63.4
Nov28° / 21°11121.511.14.4
Dec27° / 20°5716.710.95.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% 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 67%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24852
34753
44753
54654
64555
74456
84357
94258
104159
114060
123862
133664
143565
153466
163169
173070
182872
192872
202773
212575
222476
232377
242278
252278
262278
272377
282377
292377
302377
312377

Chance of precipitation in May

Any precipitation

Sabana Grande de Boyá gets around 199 mm of rain over 22.7 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 73% and peaks near 77% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
167
267
367
467
567
668
768
869
969
1070
1171
1271
1372
1472
1573
1673
1774
1874
1975
2075
2176
2276
2377
2477
2577
2677
2777
2877
2977
3077
3176

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 83% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1227710
2127720
3127720
4126730
5126730
6125740
7124750
8123751
9122761
10121771
11120781
12118792
13017812
14016813
15014833
16013843
17011854
18010864
1909874
2008884
2107885
2206895
2305905
2404906
2504906
2604906
2703916
2803916
2902917
3002917
3102917

Wind in May

Winds average 7 km/h in May.

Across May, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
286calm
296calm
306calm
316calm

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 6:57 PM to 7:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:166:57
212.76:156:57
312.76:156:57
412.76:146:58
512.76:146:58
612.86:136:58
712.86:136:59
812.86:126:59
912.86:127:00
1012.86:117:00
1112.86:117:00
1212.86:107:01
1312.96:107:01
1412.96:097:01
1512.96:097:02
1612.96:097:02
1712.96:087:03
1812.96:087:03
1912.96:087:03
2012.96:077:04
2112.96:077:04
2213.06:077:04
2313.06:077:05
2413.06:067:05
2513.06:067:06
2613.06:067:06
2713.06:067:06
2813.06:067:07
2913.06:057:07
3013.06:057:08
3113.06:057:08

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.69 kWh/m².

For context, solar energy here swings from a low near 3.85 kWh/m² to a high of 6 kWh/m² in June across the year — May's 5.69 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.7Bright
135.7Bright
145.7Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.8Bright
Planning a trip in May

Hazard calendar for Sabana Grande de Boyá

In seasonPeak

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

Sabana Grande de Boyá 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 Sabana Grande de Boyá?

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
4.9
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Sabana Grande de Boyá.

What to pack for Sabana Grande de Boyá in May

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

In May, Sabana Grande de Boyá sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 23 days see rain.

light clothesrain gearsun protection

Sea temperature near Sabana Grande de Boyá 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 at the nearest coast (about 48 km away) 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
Apr27Warm
May27Warm
Jun28Warm
Jul28Tropical
Aug28Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Sabana Grande de Boyá in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sabana Grande de Boyá 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 highAug 15UV 12Dec 15UV 7
UV index (midday)Level
Jan8Very high
Feb10Very high
Mar12Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep11Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in Sabana Grande de Boyá 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 Sabana Grande de Boyá 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 Sabana Grande de Boyá?

Sabana Grande de Boyá sits at 18.9°N, 69.8°W, 291 m above sea level, in Dominican Republic. The nearest listed city is Monte Plata, 15 km away.

BayaguanaCotuíLas TerrenasNaguaVilla AltagraciaSanto Domingo EsteCristo Rey

Topography around Sabana Grande de Boyá

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sabana Grande de Boyá.

Within 3 km, the terrain around Sabana Grande de Boyá has only modest variations in elevation — a maximum elevation change of 206 m around an average of 269 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 480 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,012 m.

The land around Sabana Grande de Boyá is covered by grassland (57%) and trees (36%) within 3 km, trees (62%) and grassland (37%) within 16 km, and trees (47%), water (25%) and grassland (21%) within 80 km.

3 km
206 m
16 km
480 m
80 km
2,012 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Monte Plata 15 km · Bayaguana 27 km · Cotuí 40 km · Las Terrenas 48 km · Nagua 49 km · Villa Altagracia 50 km · Santo Domingo Este 51 km · Cristo Rey 52 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 Sabana Grande de Boyá (18.945°, -69.7933°, elevation 291 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).