Bayamo weather in December

In December, Bayamo sees average daytime highs of 28°C and overnight lows near 19°C, with 28 mm of rain across 5.3 wet days and about 10.8 hours of daylight. It is the 11th-warmest and 10th-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 57% of the time in December, and the air most often feels muggy.

Daylight stretches from about 10 h 54 min at the start of December to 10 h 48 min by month's end. Set against the rest of the year, December is Bayamo's 4th-clearest and 1st-windiest month. For the whole year in context, see Bayamo's year-round climate.

Daytime high
28°
11th warmest
Overnight low
19°
4th coldest
Rainfall
28 mm
5.3 wet days
Daylight
10 h 48 min
6:40 AM – 5:26 PM
Cloud cover
41%
4th clearest
Wind
9 km/h
1st windiest
Solar energy
4.14 kWh/m²
Travel score
6.8
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 Bayamo reaches about 28°C in the afternoon and slips back to 19°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 26°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)
12820
22820
32820
42820
52820
62820
72820
82820
92820
102820
112820
122820
132820
142819
152819
162819
172819
182819
192819
202819
212819
222819
232819
242819
252819
262819
272819
282819
292819
302819
312819

How December really feels in Bayamo

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.

Bayamo 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° / 19°204.510.97.2
Feb29° / 19°194.111.36.6
Mar29° / 19°377.211.95.9
Apr30° / 21°679.912.55.0
May30° / 22°18819.5133.8
Jun31° / 22°1492113.23.2
Jul32° / 23°1232113.13.1
Aug32° / 23°13522.712.72.9
Sep31° / 23°17023.612.13.0
Oct30° / 22°14821.511.53.7
Nov29° / 21°6010.3115.6
Dec28° / 19°285.310.86.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 57% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 21% of December, with mostly cloudy or overcast conditions the remaining 22%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17525
27723
37822
47822
57921
67822
77822
87921
97921
107822
117822
127822
137822
147822
157822
167822
177822
187822
197822
207822
217822
227822
237921
247921
257921
268020
278020
288020
298020
308020
318020

Chance of precipitation in December

Any precipitation

Bayamo gets around 28 mm of rain over 5.3 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 17% and peaks near 21% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
121
220
320
419
519
618
718
818
917
1017
1117
1217
1318
1418
1518
1618
1718
1818
1918
2018
2117
2217
2317
2416
2516
2616
2715
2815
2915
3015
3115

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 64% of days. Sticky, muggy-or-worse air turns up on roughly 70% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
103176416
203176515
303176614
403176713
504186612
604186711
714186710
81419679
91519678
101520677
111520686
121521676
131621675
141622665
151622665
161623664
171623664
182724634
192724634
202724643
212725633
222725633
232825623
242826613
252827603
262828593
272828602
282830582
292831572
303832552
313833551

Wind in December

Winds average 9 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 54 min at the start of December to 10 h 48 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 6:31 AM to 6:46 AM, and sunset from 5:22 PM to 5:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.96:315:22
210.86:315:22
310.86:325:22
410.86:335:22
510.86:335:23
610.86:345:23
710.86:345:23
810.86:355:23
910.86:365:24
1010.86:365:24
1110.86:375:24
1210.86:375:24
1310.86:385:25
1410.86:385:25
1510.86:395:26
1610.86:405:26
1710.86:405:26
1810.86:415:27
1910.86:415:27
2010.86:425:28
2110.86:425:28
2210.86:435:28
2310.86:435:29
2410.86:445:29
2510.86:445:30
2610.86:445:30
2710.86:455:31
2810.86:455:32
2910.86:465:32
3010.86:465:33
3110.86:465:33

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.14 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.14 kWh/m² to a high of 6.58 kWh/m² in July across the year — December's 4.14 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.2Bright
54.2Bright
64.2Bright
74.2Bright
84.2Bright
94.2Bright
104.1Bright
114.1Bright
124.1Bright
134.1Bright
144.1Bright
154.1Bright
164.1Bright
174.1Bright
184.1Bright
194.1Bright
204.1Bright
214.1Bright
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 Bayamo

In seasonPeak

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

Bayamo sits in the Atlantic hurricane belt; the season peaks August–October.

Bayamo'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 Bayamo?

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

6.8
Sightseeing
2nd-best month of the year
7.9
Beach & pool
3rd-best month of the year

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

What to pack for Bayamo in December

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

In December, Bayamo sees daytime highs around 28°C and nights near 19°C. Pack light clothes. About 5 days see rain.

light clothes

Sea temperature near Bayamo in December

The nearest coast averages about 26°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 50 km away) is warmest in August at about 31°C and coldest in January near 25°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb25Warm
Mar26Warm
Apr27Warm
May29Tropical
Jun30Tropical
Jul30Tropical
Aug31Tropical
Sep31Tropical
Oct30Tropical
Nov28Tropical
Dec26Warm

UV index in Bayamo 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 Bayamo peaks around August 18 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 highHighAug 18UV 12Dec 13UV 7
UV index (midday)Level
Jan8Very high
Feb10Very high
Mar12Extreme
Apr11Extreme
May12Extreme
Jun12Extreme
Jul11Extreme
Aug12Extreme
Sep12Extreme
Oct10Extreme
Nov7High
Dec7High

Air quality in Bayamo 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 Bayamo is worst in June — around 27 µg/m³ PM2.5 (moderate), about 3.4× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 2026 µg/m³Dec 178 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb10Good
Mar11Good
Apr12Moderate
May16Moderate
Jun27Moderate
Jul24Moderate
Aug20Moderate
Sep17Moderate
Oct14Moderate
Nov9Good
Dec8Good
Location & terrain

Where is Bayamo?

Bayamo sits at 20.4°N, 76.6°W, 55 m above sea level, in Cuba. The nearest listed city is Guisa, 17 km away.

Topography around Bayamo

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

Within 3 km, the terrain around Bayamo has only modest variations in elevation — a maximum elevation change of 39 m around an average of 54 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 336 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,887 m.

The land around Bayamo is covered by grassland (34%), artificial surfaces (30%) and trees (29%) within 3 km, grassland (49%) and trees (33%) within 16 km, and trees (38%), grassland (29%) and water (22%) within 80 km.

3 km
39 m
16 km
336 m
80 km
1,887 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetlandmangroves
December weather nearby: Guisa 17 km · Jiguaní 22 km · Cauto Cristo 27 km · Yara 34 km · Río Cauto 35 km · Bartolomé Masó 39 km · Contramaestre 42 km · Manzanillo 50 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 Bayamo (20.3737°, -76.6427°, elevation 55 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).