Chaguanas weather in August

In August, Chaguanas sees average daytime highs of 29°C and overnight lows near 25°C, with 144 mm of rain across 26.3 wet days and about 12.3 hours of daylight. It is the 5th-warmest and 1st-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 18% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 12 h 30 min at the start of August to 12 h 12 min by month's end. Set against the rest of the year, August is Chaguanas's 6th-clearest and 12th-windiest month. For the whole year in context, see Chaguanas's year-round climate.

Daytime high
29°
5th warmest
Overnight low
25°
9th coldest
Rainfall
144 mm
26.3 wet days
Daylight
12 h 24 min
5:59 AM – 6:20 PM
Cloud cover
66%
6th clearest
Wind
12 km/h
12th windiest
Solar energy
5.7 kWh/m²
Travel score
3.5
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

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

A typical August day in Chaguanas 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, August runs on par with July and on par with September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12925
22925
32925
42925
52925
62925
72925
82925
92925
102925
112925
122925
132925
142925
152925
162925
172925
182925
192925
202925
212925
222925
232925
242925
252925
262925
272925
282925
292925
302925
312925

How August really feels in Chaguanas

Once humidity and wind are folded in, August 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 August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Chaguanas weather by month

How August compares with the rest of the year at a glance. August is the 5th-warmest and 1st-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 August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 26% of August, with mostly cloudy or overcast conditions the remaining 56%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24159
34060
44060
54060
64060
74159
84159
94258
104258
114159
124258
134258
144357
154159
164159
174258
184258
194357
204357
214357
224555
234555
244753
254753
264852
274951
285050
295050
305149
315149

Chance of precipitation in August

Any precipitation

Chaguanas gets around 144 mm of rain over 26.3 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 85% and peaks near 89% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
188
289
389
489
589
689
789
888
988
1088
1188
1288
1387
1487
1587
1686
1786
1886
1985
2084
2184
2283
2382
2481
2581
2680
2779
2878
2977
3076
3176

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 70% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
18119
28020
37921
47822
57723
67624
77624
87525
97426
107426
117327
127228
137228
147129
157030
167030
176931
186931
196832
206832
216733
226634
236535
246436
256436
266337
276238
286139
296040
305941
315842

Wind in August

Winds average 12 km/h in August, the calmest month.

Across August, daily wind ranges from about 12 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 30 min at the start of August to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over August. Sunrise moves from 5:58 AM to 5:59 AM, and sunset from 6:26 PM to 6:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:586:26
212.55:586:25
312.55:586:25
412.45:586:25
512.45:586:25
612.45:586:24
712.45:596:24
812.45:596:24
912.45:596:23
1012.45:596:23
1112.45:596:22
1212.45:596:22
1312.45:596:22
1412.45:596:21
1512.45:596:21
1612.45:596:20
1712.35:596:20
1812.35:596:19
1912.35:596:19
2012.35:596:18
2112.35:596:18
2212.35:596:17
2312.35:596:17
2412.35:596:16
2512.35:596:16
2612.35:596:15
2712.35:596:14
2812.25:596:14
2912.25:596:13
3012.25:596:13
3112.25:596:12

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.7 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 — August's 5.7 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.7Bright
135.7Bright
145.7Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.9Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in August

Hazard calendar for Chaguanas

In seasonPeak

In August, Chaguanas sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

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 August a good time to visit Chaguanas?

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

3.5
Sightseeing
12th-best month of the year
4.5
Beach & pool
12th-best month of the year

August is a weaker month for outdoor sightseeing in Chaguanas.

What to pack for Chaguanas in August

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

In August, Chaguanas sees daytime highs around 29°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

Sea temperature near Chaguanas in August

The nearest coast averages about 29°C in August — 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 August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 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 August

GoodModeratePoorUnhealthyVery unhealthy

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