La Romana weather in December

In December, La Romana sees average daytime highs of 29°C and overnight lows near 22°C, with 22 mm of rain across 5.2 wet days and about 10.9 hours of daylight. It is the 10th-warmest and 10th-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 58% 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 La Romana's 3rd-clearest and 3rd-windiest month. For the whole year in context, see La Romana's year-round climate.

Daytime high
29°
10th warmest
Overnight low
22°
4th coldest
Rainfall
22 mm
5.2 wet days
Daylight
10 h 54 min
7:05 AM – 5:59 PM
Cloud cover
42%
3rd clearest
Wind
12 km/h
3rd windiest
Solar energy
4.19 kWh/m²
Travel score
6.2
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

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

A typical December day in La Romana reaches about 29°C in the afternoon and slips back to 22°C overnight — a 7°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, December runs on par with November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13023
23023
33023
43023
53023
63023
73023
83023
92922
102922
112922
122922
132922
142922
152922
162922
172922
182922
192922
202922
212922
222922
232922
242922
252922
262922
272922
282922
292922
302922
312922

How December really feels in La Romana

Once humidity and wind are folded in, December averages 8 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
8
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in December is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

La Romana weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 10th-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 December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 58% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 23% of December, with mostly cloudy or overcast conditions the remaining 20%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17822
27822
37921
47921
57921
68020
77921
87921
97921
107921
117921
127921
137921
147921
157921
168020
178020
188020
198020
208020
218020
228119
238218
248218
258218
268317
278317
288416
298416
308416
318515

Chance of precipitation in December

Any precipitation

La Romana gets around 22 mm of rain over 5.2 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 17% and peaks near 20% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
120
220
319
419
519
618
718
818
918
1017
1117
1217
1316
1416
1516
1616
1716
1816
1916
2016
2116
2216
2316
2416
2515
2615
2715
2815
2915
3015
3115

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 52% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10431632
20432622
30433612
40534601
50534601
60535591
71536571
81536571
91537561
101537561
111537561
121638550
131638550
141638550
151639540
161639540
171639540
181640530
191640530
201641520
211642510
222643500
232644490
242645480
252646470
262647450
271649440
281650430
291652410
301653400
311555390

Wind in December

Winds average 12 km/h in December.

Across December, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light 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 6:56 AM to 7:12 AM, and sunset from 5:55 PM to 6:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:565:55
211.06:575:55
311.06:585:55
411.06:585:55
510.96:595:56
610.96:595:56
710.97:005:56
810.97:015:56
910.97:015:57
1010.97:025:57
1110.97:025:57
1210.97:035:58
1310.97:035:58
1410.97:045:58
1510.97:055:59
1610.97:055:59
1710.97:065:59
1810.97:066:00
1910.97:076:00
2010.97:076:01
2110.97:086:01
2210.97:086:02
2310.97:096:02
2410.97:096:03
2510.97:096:03
2610.97:106:04
2710.97:106:04
2810.97:116:05
2910.97:116:05
3010.97:116:06
3110.97:126:06

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.19 kWh/m² — the year's lowest.

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 — December's 4.19 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.2Bright
74.2Bright
84.2Bright
94.2Bright
104.2Bright
114.2Bright
124.2Bright
134.2Bright
144.2Bright
154.2Bright
164.2Bright
174.2Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.2Bright
284.2Bright
294.2Bright
304.2Bright
314.2Bright
Planning a trip in December

Hazard calendar for La Romana

In seasonPeak

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

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 December a good time to visit La Romana?

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

6.2
Sightseeing
2nd-best month of the year
8.1
Beach & pool
3rd-best month of the year

December 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 December

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

In December, La Romana sees daytime highs around 29°C and nights near 22°C. Pack light clothes. About 5 days see rain.

light clothes

Sea temperature near La Romana in December

The nearest coast averages about 27°C in December — 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 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 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 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 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
December 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).