Saint-Marc weather in January

In January, Saint-Marc sees average daytime highs of 27°C and overnight lows near 23°C, with 11 mm of rain across 2.7 wet days and about 11 hours of daylight. It is the 11th-warmest and 12th-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 82% of the time in January, and the air most often feels muggy.

Daylight stretches from about 10 h 54 min at the start of January to 11 h 06 min by month's end. Set against the rest of the year, January is Saint-Marc's 2nd-clearest and 2nd-windiest month. For the whole year in context, see Saint-Marc's year-round climate.

Daytime high
27°
11th warmest
Overnight low
23°
1st coldest
Rainfall
11 mm
2.7 wet days
Daylight
11 hours
6:31 AM – 5:29 PM
Cloud cover
25%
2nd clearest
Wind
10 km/h
2nd windiest
Solar energy
4.9 kWh/m²
Travel score
8.4
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

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

A typical January day in Saint-Marc reaches about 27°C in the afternoon and slips back to 23°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 28°C. Set against its neighbours, January runs on par with December and on par with February.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12723
22723
32723
42723
52723
62723
72723
82723
92723
102723
112723
122723
132723
142723
152723
162723
172723
182723
192723
202723
212723
222723
232723
242723
252723
262723
272723
282723
292723
302723
312723

How January really feels in Saint-Marc

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.

Saint-Marc weather by month

How January compares with the rest of the year at a glance. January is the 11th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 23°112.7118.4
Feb27° / 23°112.811.48.3
Mar27° / 23°205.811.97.7
Apr27° / 24°3711.912.46.6
May28° / 25°7317.112.95.3
Jun29° / 26°6317.113.14.7
Jul29° / 26°6316.7134.8
Aug29° / 26°8419.212.64.4
Sep29° / 26°9720.912.14.1
Oct28° / 25°8718.811.64.8
Nov28° / 24°459.511.16.7
Dec27° / 23°112.910.98.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 82% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 8% of January, with mostly cloudy or overcast conditions the remaining 10%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18812
28812
38812
48812
58911
68911
78911
88911
99010
108911
118911
128911
138911
148911
158911
168911
178911
188911
198911
208911
218911
22919
23919
24919
25919
26919
27919
28928
29928
30928
31928

Chance of precipitation in January

Any precipitation

Saint-Marc gets around 11 mm of rain over 2.7 wet days in January, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 9% and peaks near 9% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
17
28
38
48
58
68
78
89
99
109
119
129
139
149
159
169
179
189
199
209
218
228
238
248
258
269
279
289
299
309
319

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 76% of days. Sticky, muggy-or-worse air turns up on roughly 84% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11117117
21117216
31117315
41117414
51117513
61127512
71127512
81127611
91127611
101127611
111137610
121137610
13113779
14113779
15114769
16114778
17115768
18215767
19216757
20216766
21216766
22216775
23316765
24316774
25316774
26316774
27416773
28416773
29416773
30415783
31415783

Wind in January

Winds average 10 km/h in January.

Across January, 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 January

DaylightNight

Daylight runs from about 10 h 54 min at the start of January to 11 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over January. Sunrise moves from 6:28 AM to 6:30 AM, and sunset from 5:20 PM to 5:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.96:285:20
210.96:285:21
310.96:295:21
410.96:295:22
510.96:295:22
610.96:295:23
710.96:305:23
810.96:305:24
910.96:305:25
1010.96:305:25
1110.96:315:26
1210.96:315:27
1310.96:315:27
1410.96:315:28
1511.06:315:28
1611.06:315:29
1711.06:315:30
1811.06:315:30
1911.06:315:31
2011.06:315:32
2111.06:315:32
2211.06:315:33
2311.06:315:33
2411.06:315:34
2511.16:315:35
2611.16:315:35
2711.16:315:36
2811.16:315:36
2911.16:315:37
3011.16:305:38
3111.16:305:38

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.9 kWh/m².

For context, solar energy here swings from a low near 4.66 kWh/m² to a high of 6.81 kWh/m² in July across the year — January's 4.9 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.7Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.9Bright
154.9Bright
164.9Bright
174.9Bright
184.9Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.2Bright
315.2Bright
Planning a trip in January

Hazard calendar for Saint-Marc

In seasonPeak

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

Saint-Marc sits in the Atlantic hurricane belt; the season peaks August–October.

Saint-Marc's rainy season runs May–November, 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 Saint-Marc?

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

8.4
Sightseeing
1st-best month of the year
8.3
Beach & pool
1st-best month of the year

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

What to pack for Saint-Marc in January

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

In January, Saint-Marc sees daytime highs around 27°C and nights near 23°C. Worth packing: light clothes and sun protection.

light clothessun protection

Sea temperature near Saint-Marc in January

The nearest coast averages about 28°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 18 km away) is warmest in August at about 30°C and coldest in February near 27°C.

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

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Warm
Feb27Warm
Mar27Warm
Apr28Warm
May29Tropical
Jun29Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct30Tropical
Nov29Tropical
Dec28Tropical

UV index in Saint-Marc 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 Saint-Marc peaks around March 23 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 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 highHighMar 23UV 12Dec 17UV 6
UV index (midday)Level
Jan7Very high
Feb10Very high
Mar12Extreme
Apr11Extreme
May11Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep11Extreme
Oct9Very high
Nov7Very high
Dec6High

Air quality in Saint-Marc 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 Saint-Marc is worst in June — around 31 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (March, 13 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 2231 µg/m³Mar 1313 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb14Moderate
Mar13Moderate
Apr15Moderate
May21Moderate
Jun31Moderate
Jul30Moderate
Aug26Moderate
Sep20Moderate
Oct20Moderate
Nov16Moderate
Dec15Moderate
Location & terrain

Where is Saint-Marc?

Saint-Marc sits at 19.1°N, 72.7°W, in Haiti. The nearest listed city is Verrettes, 26 km away.

VerrettesDessalinesDésarmesGonaïvesArcahaieSaint-Michel de l'AtalayeSaint-RaphaëlGressier

Topography around Saint-Marc

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

Within 3 km, the terrain around Saint-Marc has significant variations in elevation — a maximum elevation change of 294 m around an average of 56 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,288 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,768 m.

The land around Saint-Marc is covered by water (37%), artificial surfaces (26%) and grassland (23%) within 3 km, grassland (39%) and water (25%) within 16 km, and water (43%) and grassland (33%) within 80 km.

3 km
294 m
16 km
1,288 m
80 km
1,768 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
January weather nearby: Verrettes 26 km · Dessalines 26 km · Désarmes 35 km · Gonaïves 37 km · Arcahaie 43 km · Saint-Michel de l'Atalaye 48 km · Saint-Raphaël 64 km · Gressier 66 km

Haiti travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type A / B
110 V · 60 Hz
Prices
≈ 86% of US
price level, 2025
GDP per capita
$2,694
2025
Happiness
3.6 / 10
World Happiness, 2020
Homicide rate
41.2
per 100k, 2023
Road deaths
18.8
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 444
Religion
Catholic 55%Protestant 29%none 10%other 5%

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 Saint-Marc (19.1114°, -72.7008°), 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).