Santa Barbara De Samana weather in August

In August, Santa Barbara De Samana sees average daytime highs of 29°C and overnight lows near 26°C, with 115 mm of rain across 22.7 wet days and about 12.7 hours of daylight. It is the 2nd-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 38% of the time in August, and the air most often feels miserable.

Daylight stretches from about 12 h 54 min at the start of August to 12 h 24 min by month's end. Set against the rest of the year, August is Santa Barbara De Samana's 8th-clearest and 6th-windiest month. For the whole year in context, see Santa Barbara De Samana's year-round climate.

Daytime high
29°
2nd warmest
Overnight low
26°
12th coldest
Rainfall
115 mm
22.7 wet days
Daylight
12 h 42 min
6:22 AM – 7:01 PM
Cloud cover
55%
8th clearest
Wind
17 km/h
6th windiest
Solar energy
6.15 kWh/m²
Travel score
4.1
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical August day in Santa Barbara De Samana reaches about 29°C in the afternoon and slips back to 26°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 29°C. Set against its neighbours, August runs on par with July and on par with September.

24°26°28°30°32°151015202531
Avg high (°C)Avg low (°C)
12926
22926
32926
42926
52926
62926
72926
82926
92926
102926
112926
122926
132926
142926
152926
162926
172926
182926
192926
202926
212926
222926
232926
242926
252926
262926
272926
282926
292926
302926
312926

How August really feels in Santa Barbara De Samana

Once humidity and wind are folded in, August 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 August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Santa Barbara De Samana weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 23°7818.2115.8
Feb26° / 23°611511.36.2
Mar26° / 23°691511.96.3
Apr27° / 24°8316.112.45.9
May28° / 25°11019.512.95.1
Jun28° / 25°8318.513.14.7
Jul28° / 26°10921.8134.4
Aug29° / 26°11522.712.74.1
Sep29° / 26°1242112.14.1
Oct28° / 25°13023.311.64.2
Nov27° / 25°14321.411.14.9
Dec26° / 24°9319.410.95.5

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 19% of August, with mostly cloudy or overcast conditions the remaining 43%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26139
36139
46139
56139
66139
76139
86139
96139
106139
116139
126139
136139
146040
156040
165941
175842
185743
195644
205644
215545
225446
235446
245347
255347
265248
275248
285248
295149
305149
315149

Chance of precipitation in August

Any precipitation

Santa Barbara De Samana gets around 115 mm of rain over 22.7 wet days in August. 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 76% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
171
272
372
471
571
671
771
871
971
1071
1172
1272
1373
1473
1574
1674
1775
1875
1976
2076
2176
2276
2376
2475
2575
2674
2773
2873
2972
3071
3170

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the miserable band about 53% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
15545
25545
35446
45347
55347
65248
75149
85149
95050
104951
114852
124753
134753
144654
154555
164555
174456
184456
194456
204456
214456
224357
234357
244357
254357
264258
274258
284258
294258
304258
314258

Wind in August

Winds average 17 km/h in August.

Across August, daily wind ranges from about 16 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
118light breeze
218light breeze
318light breeze
418light breeze
518light breeze
618light breeze
718light breeze
818light breeze
918light breeze
1018light breeze
1118light breeze
1218light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 54 min at the start of August to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over August. Sunrise moves from 6:17 AM to 6:25 AM, and sunset from 7:10 PM to 6:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.96:177:10
212.96:177:09
312.96:187:09
412.86:187:08
512.86:187:08
612.86:197:07
712.86:197:07
812.86:197:06
912.86:207:06
1012.86:207:05
1112.76:207:04
1212.76:217:04
1312.76:217:03
1412.76:217:03
1512.76:217:02
1612.76:227:01
1712.66:227:00
1812.66:227:00
1912.66:236:59
2012.66:236:58
2112.66:236:58
2212.66:236:57
2312.56:246:56
2412.56:246:55
2512.56:246:54
2612.56:246:54
2712.56:246:53
2812.56:256:52
2912.46:256:51
3012.46:256:50
3112.46:256:49

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.15 kWh/m².

For context, solar energy here swings from a low near 4.1 kWh/m² to a high of 6.45 kWh/m² in June across the year — August's 6.15 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.0Intense
226.0Intense
236.0Intense
246.0Intense
256.0Intense
266.0Bright
276.0Bright
286.0Bright
296.0Bright
306.0Bright
316.0Bright
Planning a trip in August

Hazard calendar for Santa Barbara De Samana

In seasonPeak

In August, Santa Barbara De Samana sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.

Santa Barbara De Samana 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 August a good time to visit Santa Barbara De Samana?

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

4.1
Sightseeing
11th-best month of the year
5.1
Beach & pool
10th-best month of the year

August is a reasonable time to visit Santa Barbara De Samana for sightseeing.

What to pack for Santa Barbara De Samana in August

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

In August, Santa Barbara De Samana sees daytime highs around 29°C and nights near 26°C. Pack light clothes, rain gear and sun protection. About 23 days see rain.

light clothesrain gearsun protection

Sea temperature near Santa Barbara De Samana in August

The nearest coast averages about 28°C in August — 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
Apr27Warm
May27Warm
Jun28Warm
Jul28Tropical
Aug28Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Santa Barbara De Samana in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Santa Barbara De Samana peaks around August 16 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 16UV 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 Santa Barbara De Samana in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Santa Barbara De Samana is worst in July — around 25 µg/m³ PM2.5 (moderate), about 4.6× the cleanest month (December, 5 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1225 µg/m³Dec 225 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb8Good
Mar8Good
Apr9Good
May15Moderate
Jun24Moderate
Jul25Moderate
Aug20Moderate
Sep15Moderate
Oct14Moderate
Nov7Good
Dec5Good
Location & terrain

Where is Santa Barbara De Samana?

Santa Barbara De Samana sits at 19.2°N, 69.3°W, 0 m above sea level, in Dominican Republic. The nearest listed city is Las Terrenas, 25 km away.

Las TerrenasMichesHato Mayor del ReySabana Grande de BoyáNaguaSanta Cruz de El SeiboBayaguanaMonte Plata

Topography around Santa Barbara De Samana

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santa Barbara De Samana.

Within 3 km, the terrain around Santa Barbara De Samana has only modest variations in elevation — a maximum elevation change of 241 m around an average of 60 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 601 m; within 80 km, large variations in elevation — a maximum elevation change of 689 m.

The land around Santa Barbara De Samana is covered by trees (57%) and water (35%) within 3 km, water (55%) and trees (38%) within 16 km, and water (42%), trees (32%) and grassland (22%) within 80 km.

3 km
241 m
16 km
601 m
80 km
689 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Las Terrenas 25 km · Miches 39 km · Hato Mayor del Rey 49 km · Sabana Grande de Boyá 56 km · Nagua 57 km · Santa Cruz de El Seibo 58 km · Bayaguana 60 km · Monte Plata 65 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 Santa Barbara De Samana (19.204°, -69.3341°, 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).