San Fernando de Monte Cristi weather in May

In May, San Fernando de Monte Cristi sees average daytime highs of 29°C and overnight lows near 25°C, with 52 mm of rain across 11.2 wet days and about 12.9 hours of daylight. It is the 6th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 43% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 42 min at the start of May to 13 h 06 min by month's end. Set against the rest of the year, May is San Fernando de Monte Cristi's 10th-clearest and 10th-windiest month. For the whole year in context, see San Fernando de Monte Cristi's year-round climate.

Daytime high
29°
6th warmest
Overnight low
25°
7th coldest
Rainfall
52 mm
11.2 wet days
Daylight
12 h 54 min
6:15 AM – 7:11 PM
Cloud cover
52%
10th clearest
Wind
13 km/h
10th windiest
Solar energy
6.58 kWh/m²
Travel score
5.5
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical May day in San Fernando de Monte Cristi reaches about 29°C in the afternoon and slips back to 25°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 30°C. Set against its neighbours, May runs about 1°C warmer than April and about 2°C cooler than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12924
22924
32924
42924
52924
62924
72924
82925
92925
102925
112925
122925
132925
142925
152925
162925
172925
182925
192925
202925
212925
222925
232925
242925
252925
262925
272925
283025
293025
303025
313025

How May really feels in San Fernando de Monte Cristi

Once humidity and wind are folded in, May averages 18 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
18
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

San Fernando de Monte Cristi weather by month

How May compares with the rest of the year at a glance. May is the 6th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 23°405.810.97.6
Feb27° / 23°275.911.37.6
Mar28° / 23°376.811.97.5
Apr28° / 24°397.212.46.8
May29° / 25°5211.212.95.5
Jun31° / 26°236.613.25.1
Jul31° / 26°143.613.15.2
Aug31° / 26°286.312.74.9
Sep31° / 26°4911.412.14.6
Oct30° / 26°6713.111.54.9
Nov29° / 24°6110.711.15.8
Dec28° / 23°336.210.87.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 41%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17822
27822
37723
47723
57624
67525
77525
87327
97129
107030
116733
126535
136337
146040
155842
165644
175446
185149
195050
204852
214753
224654
234555
244555
254555
264555
274654
284654
294555
304654
314654

Chance of precipitation in May

Any precipitation

San Fernando de Monte Cristi gets around 52 mm of rain over 11.2 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 35% and peaks near 42% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
129
229
329
429
529
629
730
830
931
1031
1132
1232
1333
1434
1534
1635
1736
1837
1938
2039
2140
2240
2341
2441
2542
2642
2742
2841
2941
3040
3139

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 78% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1225712
2225712
3224722
4224722
5224722
6223723
7223723
8222733
9222724
10121744
11120745
12119755
13118756
14017776
15016777
16014788
17012808
18011818
1909829
2008839
21078310
22068410
23058510
24048511
25038611
26038512
27028612
28028513
29018514
30018514
31018415

Wind in May

Winds average 13 km/h in May.

Across May, daily wind ranges from about 11 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2112light breeze
2212light breeze
2312light breeze
2412calm
2512calm
2612calm
2712calm
2812calm
2911calm
3011calm
3111calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 42 min at the start of May to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over May. Sunrise moves from 6:22 AM to 6:11 AM, and sunset from 7:05 PM to 7:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:227:05
212.76:227:06
312.76:217:06
412.86:217:06
512.86:207:07
612.86:197:07
712.86:197:07
812.86:187:08
912.86:187:08
1012.96:177:09
1112.96:177:09
1212.96:167:09
1312.96:167:10
1412.96:167:10
1512.96:157:11
1612.96:157:11
1712.96:147:11
1813.06:147:12
1913.06:147:12
2013.06:137:13
2113.06:137:13
2213.06:137:13
2313.06:127:14
2413.06:127:14
2513.06:127:15
2613.16:127:15
2713.16:127:15
2813.16:117:16
2913.16:117:16
3013.16:117:17
3113.16:117:17

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.58 kWh/m².

For context, solar energy here swings from a low near 4.4 kWh/m² to a high of 7.05 kWh/m² in July across the year — May's 6.58 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.7Intense
46.7Intense
56.7Intense
66.7Intense
76.7Intense
86.7Intense
96.7Intense
106.7Intense
116.7Intense
126.6Intense
136.6Intense
146.6Intense
156.6Intense
166.6Intense
176.5Intense
186.5Intense
196.5Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.5Intense
256.5Intense
266.5Intense
276.5Intense
286.6Intense
296.6Intense
306.6Intense
316.6Intense
Planning a trip in May

Hazard calendar for San Fernando de Monte Cristi

In seasonPeak

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

San Fernando de Monte Cristi 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 May a good time to visit San Fernando de Monte Cristi?

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

5.5
Sightseeing
7th-best month of the year
7.0
Beach & pool
10th-best month of the year

May is a reasonable time to visit San Fernando de Monte Cristi for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for San Fernando de Monte Cristi in May

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

In May, San Fernando de Monte Cristi sees daytime highs around 29°C and nights near 25°C. Pack light clothes and sun protection. Worth having: rain gear. About 11 days see rain.

light clothessun protectionrain gear

Sea temperature near San Fernando de Monte Cristi in May

The nearest coast averages about 27°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore 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
Jan27Warm
Feb26Warm
Mar26Warm
Apr27Warm
May27Warm
Jun28Tropical
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in San Fernando de Monte Cristi in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San Fernando de Monte Cristi peaks around June 19 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 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 19UV 12Dec 15UV 7
UV index (midday)Level
Jan8Very high
Feb10Very high
Mar12Extreme
Apr12Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep11Extreme
Oct9Very high
Nov7Very high
Dec6High

Air quality in San Fernando de Monte Cristi in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in San Fernando de Monte Cristi is worst in June — around 32 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (February, 18 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 2031 µg/m³Feb 2218 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb18Moderate
Mar18Moderate
Apr19Moderate
May24Moderate
Jun32Moderate
Jul30Moderate
Aug27Moderate
Sep24Moderate
Oct25Moderate
Nov22Moderate
Dec20Moderate
Location & terrain

Where is San Fernando de Monte Cristi?

San Fernando de Monte Cristi sits at 19.8°N, 71.6°W, 31 m above sea level, in Dominican Republic. The nearest listed city is Dajabón, 34 km away.

DajabónTerrier RougeSan Ignacio de SabanetaCap-HaïtienMaoSaint-RaphaëlEsperanza

Topography around San Fernando de Monte Cristi

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Fernando de Monte Cristi.

Within 3 km, the terrain around San Fernando de Monte Cristi has only modest variations in elevation — a maximum elevation change of 57 m around an average of 13 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 281 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,890 m.

The land around San Fernando de Monte Cristi is covered by grassland (27%) within 3 km, water (47%) and shrubs (20%) within 16 km, and water (38%), grassland (28%) and trees (25%) within 80 km.

3 km
57 m
16 km
281 m
80 km
1,890 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
May weather nearby: Dajabón 34 km · Terrier Rouge 40 km · San Ignacio de Sabaneta 52 km · Cap-Haïtien 59 km · Mao 68 km · Saint-Raphaël 74 km · Esperanza 75 km · Lenbe 81 km

Dominican Republic travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / C
120 V · 60 Hz
Prices
≈ 39% of US
price level, 2025
GDP per capita
$11,059
2025
Happiness
6.1 / 10
World Happiness, 2025
Safe drinking water
45%
of population, 2024
Homicide rate
10.9
per 100k, 2023
Road deaths
64.6
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 503

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 Fernando de Monte Cristi (19.848°, -71.646°, elevation 31 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).