Hato Mayor del Rey weather in December

In December, Hato Mayor del Rey sees average daytime highs of 29°C and overnight lows near 22°C, with 30 mm of rain across 9 wet days and about 10.9 hours of daylight. It is the 11th-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 49% 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 Hato Mayor del Rey's 3rd-clearest and 3rd-windiest month. For the whole year in context, see Hato Mayor del Rey's year-round climate.

Daytime high
29°
11th warmest
Overnight low
22°
4th coldest
Rainfall
30 mm
9 wet days
Daylight
10 h 54 min
7:07 AM – 6:00 PM
Cloud cover
45%
3rd clearest
Wind
10 km/h
3rd windiest
Solar energy
4.06 kWh/m²
Travel score
6.1
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 Hato Mayor del Rey 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 27°C and 30°C. Set against its neighbours, December runs on par with November and on par with January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12922
22922
32922
42922
52922
62922
72922
82922
92922
102922
112922
122922
132922
142922
152922
162922
172921
182921
192821
202821
212821
222821
232821
242821
252821
262821
272821
282821
292821
302821
312821

How December really feels in Hato Mayor del Rey

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.

Hato Mayor del Rey weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 21°268.6116.4
Feb29° / 21°237.711.46.2
Mar29° / 21°379.511.95.7
Apr30° / 22°6213.812.44.7
May30° / 23°12018.612.93.9
Jun31° / 24°8315.713.13.7
Jul31° / 24°8015.6133.8
Aug31° / 24°10218.912.63.5
Sep31° / 24°12420.512.13.3
Oct30° / 23°9920.811.63.6
Nov29° / 23°7315.311.14.8
Dec29° / 22°30910.96.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 49% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 30% of December, with mostly cloudy or overcast conditions the remaining 21%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17723
27723
37723
47723
57723
67822
77822
87822
97723
107723
117723
127723
137723
147723
157723
167822
177921
187921
198020
208020
218020
228020
238119
248218
258218
268317
278317
288317
298317
308317
318317

Chance of precipitation in December

Any precipitation

Hato Mayor del Rey gets around 30 mm of rain over 9 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 29% and peaks near 32% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
132
231
330
430
529
629
729
828
928
1028
1128
1228
1328
1428
1529
1629
1729
1829
1930
2030
2130
2230
2330
2429
2529
2629
2729
2829
2929
3029
3129

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 53% 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 (%)
10333631
20334621
30334621
40435601
50435610
60436600
70436600
80536590
90536590
100537580
110637570
120637570
130637570
140637570
150638560
160638560
170738550
180739540
190739540
201740520
211741510
221742500
231743490
241744480
251646470
261647460
271648440
281650430
291651420
301653400
311555390

Wind in December

Winds average 10 km/h in December.

Across December, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
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 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 6:58 AM to 7:14 AM, and sunset from 5:55 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:585:55
210.96:595:55
310.96:595:56
410.97:005:56
510.97:015:56
610.97:015:56
710.97:025:57
810.97:025:57
910.97:035:57
1010.97:045:57
1110.97:045:58
1210.97:055:58
1310.97:055:58
1410.97:065:59
1510.97:065:59
1610.97:076:00
1710.97:076:00
1810.97:086:00
1910.97:086:01
2010.97:096:01
2110.97:096:02
2210.97:106:02
2310.97:106:03
2410.97:116:03
2510.97:116:04
2610.97:126:04
2710.97:126:05
2810.97:126:05
2910.97:136:06
3010.97:136:06
3110.97:146:07

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.06 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.06 kWh/m² to a high of 6.15 kWh/m² in June across the year — December's 4.06 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.1Bright
54.1Bright
64.1Bright
74.1Bright
84.1Bright
94.1Bright
104.1Bright
114.1Bright
124.1Bright
134.1Bright
144.0Bright
154.0Bright
164.0Bright
174.0Bright
184.0Bright
194.0Bright
204.0Bright
214.0Bright
224.0Bright
234.0Bright
244.0Bright
254.0Bright
264.0Bright
274.0Bright
284.0Bright
294.1Bright
304.1Bright
314.1Bright
Planning a trip in December

Hazard calendar for Hato Mayor del Rey

In seasonPeak

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

Hato Mayor del Rey 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 December a good time to visit Hato Mayor del Rey?

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

6.1
Sightseeing
3rd-best month of the year
7.3
Beach & pool
3rd-best month of the year

December is a reasonable time to visit Hato Mayor del Rey for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Hato Mayor del Rey in December

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

In December, Hato Mayor del Rey sees daytime highs around 29°C and nights near 22°C. Pack light clothes. Worth having: rain gear. About 9 days see rain.

light clothesrain gear

Sea temperature near Hato Mayor del Rey 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 at the nearest coast (about 42 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 Hato Mayor del Rey 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 Hato Mayor del Rey 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 highAug 16UV 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 Hato Mayor del Rey 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 Hato Mayor del Rey 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 Hato Mayor del Rey?

Hato Mayor del Rey sits at 18.8°N, 69.3°W, 110 m above sea level, in Dominican Republic. The nearest listed city is Santa Cruz de El Seibo, 23 km away.

Santa Cruz de El SeiboQuisqueyaMichesSan Pedro de MacorisBayaguanaLa RomanaSanta Barbara De SamanaBoca Chica

Topography around Hato Mayor del Rey

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Hato Mayor del Rey.

Within 3 km, the terrain around Hato Mayor del Rey has only modest variations in elevation — a maximum elevation change of 226 m around an average of 121 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 421 m; within 80 km, large variations in elevation — a maximum elevation change of 673 m.

The land around Hato Mayor del Rey is covered by grassland (50%) and trees (37%) within 3 km, grassland (53%) and trees (45%) within 16 km, and water (41%), trees (29%) and grassland (25%) within 80 km.

3 km
226 m
16 km
421 m
80 km
673 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Santa Cruz de El Seibo 23 km · Quisqueya 28 km · Miches 33 km · San Pedro de Macoris 35 km · Bayaguana 40 km · La Romana 49 km · Santa Barbara De Samana 49 km · Boca Chica 50 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 Hato Mayor del Rey (18.7658°, -69.2558°, elevation 110 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).