Saint-Marc weather in March

In March, Saint-Marc sees average daytime highs of 27°C and overnight lows near 23°C, with 20 mm of rain across 5.8 wet days and about 11.9 hours of daylight. It is the 10th-warmest and 9th-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 78% of the time in March, and the air most often feels muggy.

Daylight stretches from about 11 h 36 min at the start of March to 12 h 06 min by month's end. Set against the rest of the year, March is Saint-Marc's 3rd-clearest and 1st-windiest month. For the whole year in context, see Saint-Marc's year-round climate.

Daytime high
27°
10th warmest
Overnight low
23°
3rd coldest
Rainfall
20 mm
5.8 wet days
Daylight
11 h 54 min
6:05 AM – 5:56 PM
Cloud cover
30%
3rd clearest
Wind
10 km/h
1st windiest
Solar energy
6.19 kWh/m²
Travel score
7.7
out of 10

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

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

A typical March 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, March runs on par with February and on par with April.

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 March really feels in Saint-Marc

Once humidity and wind are folded in, March 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

March 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 March compares with the rest of the year at a glance. March is the 10th-warmest and 9th-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 March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 78% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 13% of March, with mostly cloudy or overcast conditions the remaining 8%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1937
2937
3937
4937
5937
6937
7937
8928
9928
10928
11928
12928
13937
14928
15928
16928
17928
18928
19928
20919
21919
229010
239010
24919
25919
269010
279010
289010
298911
308911
318911

Chance of precipitation in March

Any precipitation

Saint-Marc gets around 20 mm of rain over 5.8 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 19% and peaks near 26% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
112
212
313
413
513
614
714
814
915
1016
1116
1217
1317
1418
1519
1619
1720
1820
1921
2021
2122
2223
2323
2424
2524
2625
2725
2825
2926
3026
3126

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the muggy band about 64% of days. Sticky, muggy-or-worse air turns up on roughly 81% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
14186810
24186711
34186711
45196511
55196511
65196412
75206312
85206312
95206312
104206313
114196413
124196314
134196314
143186415
153186415
163176416
172176417
182166517
192156518
201156519
211146619
221146520
231136521
241136521
251136422
261136323
271136224
281126225
291126126
301125928
311115929

Wind in March

Winds average 10 km/h in March, the windiest month of the year.

Across March, daily wind ranges from about 9 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
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 h 36 min at the start of March to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over March. Sunrise moves from 6:16 AM to 5:51 AM, and sunset from 5:52 PM to 6:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:165:52
211.66:165:52
311.66:155:52
411.66:145:53
511.76:135:53
611.76:135:53
711.76:125:54
811.76:115:54
911.76:105:54
1011.86:095:55
1111.86:095:55
1211.86:085:55
1311.86:075:56
1411.86:065:56
1511.86:055:56
1611.96:055:56
1711.96:045:57
1811.96:035:57
1911.96:025:57
2011.96:015:57
2112.06:005:58
2212.05:595:58
2312.05:585:58
2412.05:585:58
2512.05:575:59
2612.15:565:59
2712.15:555:59
2812.15:545:59
2912.15:536:00
3012.15:526:00
3112.15:516:00

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 6.19 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 — March's 6.19 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
36.0Bright
46.0Bright
56.0Intense
66.0Intense
76.0Intense
86.1Intense
96.1Intense
106.1Intense
116.1Intense
126.1Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.3Intense
216.3Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.4Intense
276.4Intense
286.4Intense
296.4Intense
306.5Intense
316.5Intense
Planning a trip in March

Hazard calendar for Saint-Marc

In seasonPeak

None of Saint-Marc's seasonal hazards are active in March. 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 March a good time to visit Saint-Marc?

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

7.7
Sightseeing
4th-best month of the year
7.7
Beach & pool
4th-best month of the year

March 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 March

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

In March, Saint-Marc sees daytime highs around 27°C and nights near 23°C. Pack sun protection. Worth having: light clothes. About 6 days see rain.

sun protectionlight clothes

Sea temperature near Saint-Marc in March

The nearest coast averages about 27°C in March — 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 March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 12 (very high — sun protection essential). 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 March

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where March 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
March 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).