Chaguanas weather in May

In May, Chaguanas sees average daytime highs of 30°C and overnight lows near 25°C, with 51 mm of rain across 10.9 wet days and about 12.5 hours of daylight. It is the 1st-warmest and 8th-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 20% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 24 min at the start of May to 12 h 36 min by month's end. Set against the rest of the year, May is Chaguanas's 10th-clearest and 7th-windiest month. For the whole year in context, see Chaguanas's year-round climate.

Daytime high
30°
1st warmest
Overnight low
25°
10th coldest
Rainfall
51 mm
10.9 wet days
Daylight
12 h 30 min
5:47 AM – 6:16 PM
Cloud cover
68%
10th clearest
Wind
15 km/h
7th windiest
Solar energy
6.15 kWh/m²
Travel score
4.9
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical May day in Chaguanas reaches about 30°C in the afternoon and slips back to 25°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, May runs on par with April and about 1°C warmer than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13025
23025
33025
43025
53025
63025
73025
83025
93025
103025
113025
123025
133025
143025
153025
163025
173025
183025
193025
203025
213025
223025
233025
243025
253025
263025
273025
283025
292925
302925
312925

How May really feels in Chaguanas

Once humidity and wind are folded in, May averages 31 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
31
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.

Chaguanas weather by month

How May compares with the rest of the year at a glance. May is the 1st-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 24°369.511.56.3
Feb28° / 24°175.511.76.5
Mar29° / 24°225.211.96.1
Apr30° / 25°296.112.25.5
May30° / 25°5110.912.54.9
Jun29° / 25°1112012.64.1
Jul29° / 25°12625.412.63.7
Aug29° / 25°14426.312.33.5
Sep29° / 25°11121.712.13.7
Oct29° / 25°12122.411.83.8
Nov29° / 25°12923.411.53.9
Dec28° / 24°7816.611.45.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 18% of May, with mostly cloudy or overcast conditions the remaining 62%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14258
24258
34258
44258
54159
64159
74159
84060
94060
104060
114060
124060
133961
143961
153961
163862
173961
183961
193862
203763
213664
223664
233664
243565
253565
263367
273367
283367
293268
303268
313169

Chance of precipitation in May

Any precipitation

Chaguanas gets around 51 mm of rain over 10.9 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 52% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
126
227
327
428
528
628
729
829
929
1029
1129
1230
1330
1431
1531
1632
1733
1834
1935
2036
2138
2239
2340
2442
2543
2645
2746
2848
2949
3051
3152

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 88% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
17903
28893
37903
47894
57894
67885
76895
86886
95896
105887
115887
124897
134888
143898
153889
163889
1738710
1828810
1928810
2028711
2128711
2228711
2328711
2428711
2528612
2628612
2728612
2828612
2928612
3028612
3128612

Wind in May

Winds average 15 km/h in May.

Across May, daily wind ranges from about 15 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
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 24 min at the start of May to 12 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over May. Sunrise moves from 5:52 AM to 5:46 AM, and sunset from 6:14 PM to 6:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:526:14
212.45:516:14
312.45:516:14
412.45:516:14
512.45:506:14
612.45:506:15
712.45:506:15
812.45:496:15
912.45:496:15
1012.45:496:15
1112.45:496:15
1212.55:486:16
1312.55:486:16
1412.55:486:16
1512.55:486:16
1612.55:476:16
1712.55:476:17
1812.55:476:17
1912.55:476:17
2012.55:476:17
2112.55:476:17
2212.55:476:18
2312.55:466:18
2412.55:466:18
2512.55:466:18
2612.55:466:19
2712.55:466:19
2812.65:466:19
2912.65:466:19
3012.65:466:20
3112.65:466:20

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.15 kWh/m².

For context, solar energy here swings from a low near 4.86 kWh/m² to a high of 6.42 kWh/m² in April across the year — May's 6.15 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.4Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.0Intense
246.0Intense
256.0Intense
266.0Bright
276.0Bright
285.9Bright
295.9Bright
305.9Bright
315.8Bright
Planning a trip in May

Hazard calendar for Chaguanas

In seasonPeak

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

Chaguanas's rainy season runs June–December, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Chaguanas?

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

4.9
Sightseeing
6th-best month of the year
6.6
Beach & pool
5th-best month of the year

May is a reasonable time to visit Chaguanas for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Chaguanas in May

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

In May, Chaguanas sees daytime highs around 30°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 Chaguanas in May

The nearest coast averages about 28°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 26 km away) is warmest in September at about 29°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°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr27Warm
May28Warm
Jun28Warm
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Chaguanas in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chaguanas peaks around March 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 21UV 14Dec 12UV 9
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar14Extreme
Apr14Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep13Extreme
Oct12Extreme
Nov10Very high
Dec9Very high

Air quality in Chaguanas 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 Chaguanas is worst in June — around 31 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (November, 14 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 1530 µg/m³Nov 2314 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb18Moderate
Mar19Moderate
Apr23Moderate
May26Moderate
Jun31Moderate
Jul24Moderate
Aug18Moderate
Sep15Moderate
Oct17Moderate
Nov14Moderate
Dec15Moderate
Location & terrain

Where is Chaguanas?

Chaguanas sits at 10.5°N, 61.4°W, 18 m above sea level, in Trinidad and Tobago. The nearest listed city is Tunapuna, 15 km away.

TunapunaParadiseLaventilleArimaPort of SpainMarabellaMon ReposSan Fernando

Topography around Chaguanas

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

Within 3 km, the terrain around Chaguanas has only modest variations in elevation — a maximum elevation change of 22 m around an average of 12 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 319 m; within 80 km, large variations in elevation — a maximum elevation change of 1,036 m.

The land around Chaguanas is covered by grassland (62%) and artificial surfaces (35%) within 3 km, grassland (32%), water (24%) and trees (23%) within 16 km, and water (73%) and trees (20%) within 80 km.

3 km
22 m
16 km
319 m
80 km
1,036 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
May weather nearby: Tunapuna 15 km · Paradise 16 km · Laventille 17 km · Arima 20 km · Port of Spain 20 km · Marabella 24 km · Mon Repos 27 km · San Fernando 27 km

Trinidad and Tobago travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
115 / 230 V · 60 Hz
Prices
≈ 51% of US
price level, 2025
GDP per capita
$18,967
2025
Happiness
5.9 / 10
World Happiness, 2025
Safe drinking water
69%
of population, 2024
Homicide rate
40.4
per 100k, 2022
Road deaths
9.3
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 32%Roman Catholic 22%Hindu 18%other 8%

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 Chaguanas (10.5167°, -61.4167°, elevation 18 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. 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).