Primero de Enero weather in December

In December, Primero de Enero sees average daytime highs of 27°C and overnight lows near 21°C, with 24 mm of rain across 5.4 wet days and about 10.7 hours of daylight. It is the 11th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 47% of the time in December, and the air most often feels muggy.

Daylight stretches from about 10 h 48 min at the start of December to 10 h 42 min by month's end. Set against the rest of the year, December is Primero de Enero's 5th-clearest and 1st-windiest month. For the whole year in context, see Primero de Enero's year-round climate.

Daytime high
27°
11th warmest
Overnight low
21°
4th coldest
Rainfall
24 mm
5.4 wet days
Daylight
10 h 42 min
6:50 AM – 5:30 PM
Cloud cover
47%
5th clearest
Wind
13 km/h
1st windiest
Solar energy
3.65 kWh/m²
Travel score
7.3
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical December day in Primero de Enero reaches about 27°C in the afternoon and slips back to 21°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 30°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12821
22821
32821
42821
52821
62821
72821
82821
92821
102821
112721
122721
132721
142721
152721
162721
172721
182721
192721
202721
212721
222721
232721
242721
252720
262720
272720
282720
292720
302720
312720

How December really feels in Primero de Enero

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.

Primero de Enero 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
Jan27° / 20°224.510.87.5
Feb28° / 20°223.711.27.4
Mar29° / 20°265.311.86.4
Apr30° / 22°458.512.55.2
May31° / 23°12615.5134.0
Jun32° / 24°12818.113.33.3
Jul32° / 25°8616.513.23.3
Aug33° / 25°10818.212.83.1
Sep32° / 24°15522.212.13.0
Oct30° / 24°12719.311.53.9
Nov28° / 22°5010.5116.0
Dec27° / 21°245.410.77.3

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 47% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 22% of December, with mostly cloudy or overcast conditions the remaining 31%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17030
27030
37129
47129
57129
67129
77129
87129
97129
107030
117030
126931
136931
146931
156832
166832
176832
186832
196733
206733
216832
226832
236832
246832
256832
266931
276832
286832
296832
306832
316832

Chance of precipitation in December

Any precipitation

Primero de Enero gets around 24 mm of rain over 5.4 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 18% and peaks near 25% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
125
224
323
422
522
621
720
819
918
1017
1117
1216
1316
1416
1516
1616
1716
1816
1916
2016
2116
2216
2316
2417
2517
2617
2717
2817
2917
3017
3117

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the muggy band about 44% of days. Sticky, muggy-or-worse air turns up on roughly 73% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
115154435
215154435
315154336
415144336
516144236
617144236
727144136
828144136
928144035
1029144035
1129154034
12210154034
13210154033
14211154032
15211154031
16211154130
17212154129
18212154229
19312154328
20312154327
21312144426
22312144526
23312144625
24312144725
25312134724
26412134823
27412134823
28412134922
29412134922
30512135021
31512135020

Wind in December

Winds average 13 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 48 min at the start of December to 10 h 42 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 6:41 AM to 6:57 AM, and sunset from 5:26 PM to 5:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.86:415:26
210.76:415:26
310.76:425:26
410.76:435:27
510.76:435:27
610.76:445:27
710.76:455:27
810.76:455:27
910.76:465:28
1010.76:465:28
1110.76:475:28
1210.76:485:28
1310.76:485:29
1410.76:495:29
1510.76:495:30
1610.76:505:30
1710.76:505:30
1810.76:515:31
1910.76:515:31
2010.76:525:32
2110.76:525:32
2210.76:535:32
2310.76:535:33
2410.76:545:33
2510.76:545:34
2610.76:555:34
2710.76:555:35
2810.76:555:35
2910.76:565:36
3010.76:565:37
3110.76:575:37

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.65 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.65 kWh/m² to a high of 6.54 kWh/m² in July across the year — December's 3.65 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.7Moderate
23.7Moderate
33.7Moderate
43.7Moderate
53.7Moderate
63.7Moderate
73.7Moderate
83.7Moderate
93.7Moderate
103.7Moderate
113.7Moderate
123.7Moderate
133.7Moderate
143.6Moderate
153.6Moderate
163.6Moderate
173.6Moderate
183.6Moderate
193.6Moderate
203.6Moderate
213.6Moderate
223.6Moderate
233.6Moderate
243.6Moderate
253.6Moderate
263.6Moderate
273.6Moderate
283.7Moderate
293.7Moderate
303.7Moderate
313.7Moderate
Planning a trip in December

Hazard calendar for Primero de Enero

In seasonPeak

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

Primero de Enero sits in the Atlantic hurricane belt; the season peaks August–October.

Primero de Enero's rainy season runs May–October, 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 Primero de Enero?

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

7.3
Sightseeing
3rd-best month of the year
7.5
Beach & pool
4th-best month of the year

December is one of the better times to visit Primero de Enero for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Primero de Enero in December

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

In December, Primero de Enero sees daytime highs around 27°C and nights near 21°C. Pack light clothes. About 5 days see rain.

light clothes

Sea temperature near Primero de Enero 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 37 km away) is warmest in September at about 29°C and coldest in March 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
Apr26Warm
May27Warm
Jun28Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Warm
Dec27Warm

UV index in Primero de Enero in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Primero de Enero peaks around June 22 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 6 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighJun 22UV 12Dec 15UV 6
UV index (midday)Level
Jan7High
Feb9Very high
Mar11Extreme
Apr11Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep11Extreme
Oct9Very high
Nov7High
Dec6High

Air quality in Primero de Enero 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 Primero de Enero is worst in July — around 22 µg/m³ PM2.5 (moderate), about 3.9× the cleanest month (December, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 922 µg/m³Dec 126 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb8Good
Mar10Good
Apr13Moderate
May12Moderate
Jun22Moderate
Jul22Moderate
Aug18Moderate
Sep13Moderate
Oct10Good
Nov6Good
Dec6Good
Location & terrain

Where is Primero de Enero?

Primero de Enero sits at 21.9°N, 78.4°W, 23 m above sea level, in Cuba. The nearest listed city is Morón, 27 km away.

Topography around Primero de Enero

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Primero de Enero.

Within 3 km, the terrain around Primero de Enero has only modest variations in elevation — a maximum elevation change of 22 m around an average of 20 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 285 m; within 80 km, significant variations in elevation — a maximum elevation change of 424 m.

The land around Primero de Enero is covered by cropland (36%), grassland (33%) and trees (25%) within 3 km, trees (41%) and grassland (39%) within 16 km, and water (34%), trees (27%) and grassland (27%) within 80 km.

3 km
22 m
16 km
285 m
80 km
424 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetlandmangroves
December weather nearby: Morón 27 km · Ciro Redondo 30 km · Esmeralda 34 km · Baraguá 36 km · Ciego de Ávila 36 km · Venezuela 44 km · Florida 51 km · Chambas 57 km

Cuba travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / C / L
110 V · 60 Hz
Prices
≈ 39% of US
price level, 2011
GDP per capita
$9,605
2020
Happiness
5.4 / 10
World Happiness, 2011
Homicide rate
4.5
per 100k, 2019
Road deaths
8.9
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 515
Religion
Christian 59%none 23%folk religion 18%

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 Primero de Enero (21.9455°, -78.4285°, elevation 23 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).