San Germán weather in December

In December, San Germán sees average daytime highs of 30°C and overnight lows near 21°C, with 20 mm of rain across 4.5 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 30°C through the month. The sky is clear or mostly clear about 59% 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 48 min by month's end. Set against the rest of the year, December is San Germán's 4th-clearest and 4th-windiest month. For the whole year in context, see San Germán's year-round climate.

Daytime high
30°
11th warmest
Overnight low
21°
4th coldest
Rainfall
20 mm
4.5 wet days
Daylight
10 h 48 min
6:38 AM – 5:23 PM
Cloud cover
40%
4th clearest
Wind
10 km/h
4th windiest
Solar energy
3.99 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 30°C through the month.

A typical December day in San Germán reaches about 30°C in the afternoon and slips back to 21°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 32°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)
13021
23021
33021
43021
53021
63021
73021
83021
93021
103021
113021
123021
133021
143021
153021
163021
173021
183020
192920
202920
212920
222920
232920
242920
252920
262920
272920
282920
292920
302920
312920

How December really feels in San Germán

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.

San Germán 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
Jan30° / 20°143.310.96.4
Feb30° / 20°132.911.36.1
Mar31° / 20°244.511.95.4
Apr32° / 22°387.112.54.5
May32° / 23°11515.4133.5
Jun33° / 24°8516.513.22.9
Jul34° / 24°6515.113.12.7
Aug34° / 24°7416.912.72.5
Sep33° / 24°10318.612.12.7
Oct32° / 23°8816.211.53.5
Nov30° / 22°478.5115.1
Dec30° / 21°204.510.86.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 59% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 20% of December, with mostly cloudy or overcast conditions the remaining 21%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17624
27822
37921
47921
58020
68020
78119
88119
98119
108119
118119
128119
138020
148020
158020
168020
178020
188020
197921
207822
217822
227822
237822
247822
257822
267822
277921
287921
297921
307822
317822

Chance of precipitation in December

Any precipitation

San Germán gets around 20 mm of rain over 4.5 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 15% and peaks near 17% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
117
217
316
416
515
615
714
814
914
1014
1114
1215
1315
1415
1516
1616
1716
1816
1916
2016
2116
2216
2315
2415
2515
2614
2713
2813
2912
3012
3112

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 61% of days. Sticky, muggy-or-worse air turns up on roughly 80% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
102115532
202115631
302115730
403115729
503125728
603125827
713125826
813125925
913135924
1014135923
1114145922
1214146021
1314156020
1414156020
1514156119
1615166018
1715166117
1815166117
1915166216
2025166116
2125166215
2226166115
2326156314
2426156314
2526156413
2626156512
2726166412
2826166511
2926176510
302617669
312618668

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 11 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
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 48 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 grow by about 0 minutes over December. Sunrise moves from 6:29 AM to 6:45 AM, and sunset from 5:19 PM to 5:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.86:295:19
210.86:305:20
310.86:305:20
410.86:315:20
510.86:325:20
610.86:325:20
710.86:335:21
810.86:335:21
910.86:345:21
1010.86:355:21
1110.86:355:22
1210.86:365:22
1310.86:365:22
1410.86:375:23
1510.86:375:23
1610.86:385:23
1710.86:395:24
1810.86:395:24
1910.86:405:25
2010.86:405:25
2110.76:415:26
2210.76:415:26
2310.76:415:26
2410.86:425:27
2510.86:425:27
2610.86:435:28
2710.86:435:28
2810.86:445:29
2910.86:445:30
3010.86:445:30
3110.86:455:31

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.99 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.99 kWh/m² to a high of 6.62 kWh/m² in July across the year — December's 3.99 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Bright
44.0Bright
54.0Bright
64.0Bright
74.0Bright
84.0Bright
94.0Bright
104.0Bright
114.0Bright
124.0Bright
134.0Bright
144.0Bright
154.0Moderate
164.0Moderate
174.0Moderate
184.0Moderate
194.0Moderate
204.0Moderate
214.0Moderate
224.0Moderate
234.0Moderate
244.0Bright
254.0Bright
264.0Bright
274.0Bright
284.0Bright
294.0Bright
304.0Bright
314.1Bright
Planning a trip in December

Hazard calendar for San Germán

In seasonPeak

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

San Germán 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 San Germán?

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

6.1
Sightseeing
2nd-best month of the year
8.1
Beach & pool
3rd-best month of the year

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

What to pack for San Germán in December

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

In December, San Germán sees daytime highs around 30°C and nights near 21°C. Pack light clothes. About 5 days see rain.

light clothes

Sea temperature near San Germán 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 58 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
Apr26Warm
May27Warm
Jun28Tropical
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Warm
Dec27Warm

UV index in San Germán 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 San Germán peaks around June 15 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 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 highHighJun 15UV 12Dec 14UV 7
UV index (midday)Level
Jan8Very high
Feb9Very high
Mar12Extreme
Apr11Extreme
May12Extreme
Jun12Extreme
Jul11Extreme
Aug12Extreme
Sep11Extreme
Oct10Very high
Nov7High
Dec7High

Air quality in San Germán 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 San Germán 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 San Germán?

San Germán sits at 20.6°N, 76.1°W, 88 m above sea level, in Cuba. The nearest listed city is Cueto, 22 km away.

Topography around San Germán

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

Within 3 km, the terrain around San Germán has only modest variations in elevation — a maximum elevation change of 85 m around an average of 93 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 197 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,729 m.

The land around San Germán is covered by grassland (52%) within 3 km, grassland (61%) and trees (21%) within 16 km, and trees (45%) and grassland (31%) within 80 km.

3 km
85 m
16 km
197 m
80 km
1,729 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwatermangroves
December weather nearby: Cueto 22 km · Cacocum 25 km · Holguín 35 km · Contramaestre 35 km · Cauto Cristo 36 km · Jiguaní 40 km · Jobabo 45 km · Palma Soriano 46 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 San Germán (20.5997°, -76.1347°, elevation 88 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).