Mariel weather in January

In January, Mariel sees average daytime highs of 25°C and overnight lows near 20°C, with 35 mm of rain across 5.3 wet days and about 10.7 hours of daylight. It is the 12th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 49% of the time in January, and the air most often feels muggy.

Daylight stretches from about 10 h 36 min at the start of January to 10 h 54 min by month's end. Set against the rest of the year, January is Mariel's 6th-clearest and 3rd-windiest month. For the whole year in context, see Mariel's year-round climate.

Daytime high
25°
12th warmest
Overnight low
20°
1st coldest
Rainfall
35 mm
5.3 wet days
Daylight
10 h 42 min
7:18 AM – 6:02 PM
Cloud cover
45%
6th clearest
Wind
16 km/h
3rd windiest
Solar energy
3.94 kWh/m²
Travel score
7.8
out of 10

Mariel is locality in Artemisa, Cuba.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical January day in Mariel reaches about 25°C in the afternoon and slips back to 20°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 28°C. Set against its neighbours, January runs about 1°C cooler than December and about 1°C cooler than February.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12620
22620
32620
42620
52520
62520
72520
82520
92520
102520
112520
122520
132520
142520
152520
162520
172520
182520
192520
202519
212519
222519
232519
242519
252520
262520
272520
282520
292520
302520
312520

How January really feels in Mariel

Once humidity and wind are folded in, January 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

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Mariel weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 20°355.310.77.8
Feb26° / 20°284.211.28.0
Mar27° / 21°224.111.87.8
Apr29° / 22°304.612.56.8
May30° / 24°8810.413.15.4
Jun30° / 25°1271713.44.0
Jul31° / 26°7616.513.33.9
Aug31° / 26°10017.512.83.7
Sep30° / 25°12719.212.13.8
Oct29° / 24°9213.711.55.1
Nov27° / 22°367.210.97.1
Dec26° / 21°27510.67.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 18% of January, with mostly cloudy or overcast conditions the remaining 33%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16832
26832
36832
46733
56733
66733
76733
86634
96634
106634
116634
126634
136634
146535
156535
166535
176535
186535
196535
206535
216535
226634
236634
246634
256733
266832
276931
286931
297030
307129
317228

Chance of precipitation in January

Any precipitation

Mariel gets around 35 mm of rain over 5.3 wet days in January. 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 19% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
114
214
314
414
515
615
716
816
917
1017
1118
1218
1318
1419
1519
1619
1719
1819
1919
2019
2119
2218
2318
2418
2517
2617
2717
2817
2917
3017
3117

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 46% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11115224210
21115224210
3121522429
4121522429
5121522429
6131522428
7131522428
8131622427
9141622417
10141722416
11141722416
12141722416
13141822405
14141822405
15141823405
16141823405
17151823395
18151823395
19151923395
20151923385
21151923385
22151823386
23151823386
24151823386
25151823386
26151823386
27141824386
28141824396
29131824396
30131825395
31131725405

Wind in January

Winds average 16 km/h in January.

Across January, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 10 h 36 min at the start of January to 10 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over January. Sunrise moves from 7:16 AM to 7:16 AM, and sunset from 5:52 PM to 6:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.67:165:52
210.67:165:53
310.67:165:54
410.67:175:54
510.67:175:55
610.67:175:56
710.67:175:56
810.77:185:57
910.77:185:58
1010.77:185:58
1110.77:185:59
1210.77:185:59
1310.77:186:00
1410.77:186:01
1510.77:186:02
1610.77:186:02
1710.77:186:03
1810.87:186:04
1910.87:186:04
2010.87:186:05
2110.87:186:06
2210.87:186:06
2310.87:186:07
2410.87:186:08
2510.87:186:08
2610.97:176:09
2710.97:176:10
2810.97:176:10
2910.97:176:11
3010.97:176:12
3110.97:166:12

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.94 kWh/m².

For context, solar energy here swings from a low near 3.73 kWh/m² to a high of 6.66 kWh/m² in July across the year — January's 3.94 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
13.8Moderate
23.8Moderate
33.8Moderate
43.8Moderate
53.8Moderate
63.8Moderate
73.8Moderate
83.8Moderate
93.8Moderate
103.8Moderate
113.9Moderate
123.9Moderate
133.9Moderate
143.9Moderate
153.9Moderate
163.9Moderate
173.9Moderate
184.0Moderate
194.0Moderate
204.0Moderate
214.0Bright
224.0Bright
234.1Bright
244.1Bright
254.1Bright
264.2Bright
274.2Bright
284.2Bright
294.2Bright
304.3Bright
314.3Bright
Planning a trip in January

Hazard calendar for Mariel

In seasonPeak

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

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

Mariel'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 January a good time to visit Mariel?

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

7.8
Sightseeing
2nd-best month of the year
7.1
Beach & pool
6th-best month of the year

January is one of the better times to visit Mariel for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Mariel in January

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

In January, Mariel sees daytime highs around 25°C and nights near 20°C. Worth packing: light clothes. About 5 days see rain.

light clothes

Sea temperature near Mariel in January

The nearest coast averages about 26°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 19 km away) is warmest in August at about 30°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°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar26Warm
Apr27Warm
May27Warm
Jun28Tropical
Jul29Tropical
Aug30Tropical
Sep29Tropical
Oct29Tropical
Nov28Warm
Dec27Warm

UV index in Mariel in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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 Mariel peaks around June 20 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJun 20UV 12Dec 16UV 6
UV index (midday)Level
Jan7High
Feb8Very high
Mar10Extreme
Apr11Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug11Extreme
Sep11Extreme
Oct9Very high
Nov6High
Dec6High

Air quality in Mariel in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Mariel is worst in July — around 21 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (November, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1221 µg/m³Nov 218 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar11Good
Apr12Moderate
May13Moderate
Jun21Moderate
Jul21Moderate
Aug19Moderate
Sep14Moderate
Oct11Good
Nov8Good
Dec8Good
Location & terrain

Where is Mariel?

Mariel sits at 23.0°N, 82.8°W, 16 m above sea level, in Cuba. The nearest listed city is Guanajay, 10 km away.

Topography around Mariel

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

Within 3 km, the terrain around Mariel has only modest variations in elevation — a maximum elevation change of 95 m around an average of 27 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 257 m; within 80 km, large variations in elevation — a maximum elevation change of 654 m.

The land around Mariel is covered by trees (27%), grassland (27%) and water (22%) within 3 km, water (36%), trees (31%) and grassland (24%) within 16 km, and water (55%) and trees (22%) within 80 km.

3 km
95 m
16 km
257 m
80 km
654 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
January weather nearby: Guanajay 10 km · Artemisa 20 km · Bauta 21 km · Alquízar 27 km · San Antonio de los Baños 28 km · Balcón de la Lisa 32 km · Güira de Melena 33 km · Marianao 34 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 Mariel (22.9898°, -82.7542°, elevation 16 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).