Santo Domingo Este weather in December

In December, Santo Domingo Este sees average daytime highs of 28°C and overnight lows near 23°C, with 42 mm of rain across 11.3 wet days and about 10.9 hours of daylight. It is the 9th-warmest and 9th-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 67% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 11 hours at the start of December to 10 h 54 min by month's end. Set against the rest of the year, December is Santo Domingo Este's 4th-clearest and 1st-windiest month. For the whole year in context, see Santo Domingo Este's year-round climate.

Daytime high
28°
9th warmest
Overnight low
23°
4th coldest
Rainfall
42 mm
11.3 wet days
Daylight
10 h 54 min
7:09 AM – 6:02 PM
Cloud cover
38%
4th clearest
Wind
15 km/h
1st windiest
Solar energy
4.07 kWh/m²
Travel score
6.5
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical December day in Santo Domingo Este reaches about 28°C in the afternoon and slips back to 23°C overnight — a 5°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, December runs on par with November and on par with January.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12824
22823
32823
42823
52823
62823
72823
82823
92823
102823
112823
122823
132823
142823
152823
162823
172823
182823
192823
202823
212823
222823
232823
242823
252823
262823
272823
282723
292723
302723
312723

How December really feels in Santo Domingo Este

Once humidity and wind are folded in, December 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

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

Santo Domingo Este weather by month

How December compares with the rest of the year at a glance. December is the 9th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 23°3311.8116.7
Feb27° / 22°2810.111.46.8
Mar27° / 23°3410.711.96.7
Apr28° / 24°5714.412.45.9
May28° / 24°11321.712.94.4
Jun29° / 25°11422.913.13.9
Jul30° / 25°12222.7133.9
Aug30° / 25°14723.512.63.7
Sep29° / 25°14822.712.13.8
Oct29° / 25°13622.411.64.0
Nov28° / 24°8716.811.15.1
Dec28° / 23°4211.310.96.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 67% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 16% of December, with mostly cloudy or overcast conditions the remaining 17%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17921
27921
38020
48119
58119
68020
78020
88020
98020
108020
118020
128119
138119
148119
158218
168218
178218
188317
198416
208416
218416
228416
238515
248515
258515
268614
278713
288713
298713
308713
318713

Chance of precipitation in December

Any precipitation

Santo Domingo Este gets around 42 mm of rain over 11.3 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 37% and peaks near 40% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
138
238
338
437
537
637
737
837
937
1037
1137
1237
1337
1437
1536
1636
1736
1836
1936
2036
2136
2236
2336
2436
2536
2637
2737
2838
2938
3039
3140

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the oppressive band about 68% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1225721
2225730
3225730
4325720
5325720
6324730
7324730
8324730
9324730
10324730
11424720
12424720
13425710
14425710
15425710
16426700
17426700
18427690
19427690
20428680
21429670
22430660
23431650
24532630
25533620
26534610
27535600
28536590
29437590
30439570
31440560

Wind in December

Winds average 15 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 15 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 hours at the start of December to 10 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 7:00 AM to 7:15 AM, and sunset from 5:58 PM to 6:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.07:005:58
211.07:015:58
311.07:015:59
410.97:025:59
510.97:025:59
610.97:035:59
710.97:045:59
810.97:046:00
910.97:056:00
1010.97:056:00
1110.97:066:01
1210.97:076:01
1310.97:076:01
1410.97:086:02
1510.97:086:02
1610.97:096:02
1710.97:096:03
1810.97:106:03
1910.97:106:04
2010.97:116:04
2110.97:116:05
2210.97:126:05
2310.97:126:06
2410.97:136:06
2510.97:136:06
2610.97:136:07
2710.97:146:08
2810.97:146:08
2910.97:156:09
3010.97:156:09
3110.97:156:10

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.07 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.07 kWh/m² to a high of 6.06 kWh/m² in June across the year — December's 4.07 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.2Bright
54.2Bright
64.1Bright
74.1Bright
84.1Bright
94.1Bright
104.1Bright
114.1Bright
124.1Bright
134.1Bright
144.1Bright
154.1Bright
164.1Bright
174.0Bright
184.0Bright
194.0Bright
204.0Bright
214.0Bright
224.0Bright
234.0Bright
244.0Bright
254.0Bright
264.0Bright
274.1Bright
284.1Bright
294.1Bright
304.1Bright
314.1Bright
Planning a trip in December

Hazard calendar for Santo Domingo Este

In seasonPeak

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

Santo Domingo Este sits in the Atlantic hurricane belt; the season peaks August–October.

Santo Domingo Este'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 December a good time to visit Santo Domingo Este?

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

6.5
Sightseeing
4th-best month of the year
6.9
Beach & pool
3rd-best month of the year

December is a reasonable time to visit Santo Domingo Este for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Santo Domingo Este in December

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

In December, Santo Domingo Este sees daytime highs around 28°C and nights near 23°C. Pack light clothes. Worth having: rain gear. About 11 days see rain.

light clothesrain gear

Sea temperature near Santo Domingo Este in December

The nearest coast averages about 28°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 13 km away) 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 Santo Domingo Este in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Santo Domingo Este 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
Aug12Extreme
Sep11Extreme
Oct10Very high
Nov7Very high
Dec7High

Air quality in Santo Domingo Este in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Santo Domingo Este 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 Santo Domingo Este?

Santo Domingo Este sits at 18.5°N, 69.8°W, 41 m above sea level, in Dominican Republic. The nearest listed city is Villa Francisca, 4.0 km away.

Topography around Santo Domingo Este

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santo Domingo Este.

Within 3 km, the terrain around Santo Domingo Este has only modest variations in elevation — a maximum elevation change of 54 m around an average of 28 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 73 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,231 m.

The land around Santo Domingo Este is covered by artificial surfaces (77%) within 3 km, water (38%) and artificial surfaces (26%) within 16 km, and trees (43%), water (31%) and grassland (20%) within 80 km.

3 km
54 m
16 km
73 m
80 km
2,231 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Villa Francisca 4.0 km · Santo Domingo 5.0 km · Ciudad Nueva 5.0 km · Villa Consuelo 6.0 km · Cristo Rey 9.0 km · Bella Vista 11 km · Santo Domingo Oeste 16 km · Bajos de Haina 21 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 Santo Domingo Este (18.4851°, -69.8476°, elevation 41 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).