Scarborough in Summer

In summer (June, July and August), Scarborough sees average daytime highs around 27°C and overnight lows near 26°C, with 494 mm of rain over about 71 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.

Across summer, daytime highs hold fairly steady around 27°C. The sky is clear or mostly clear about 34% of the time across summer, and the air most often feels oppressive.

Summer is Scarborough's 3rd-best season to visit on our travel score. Scarborough has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Scarborough's year-round climate.

Avg daytime high
27°C
2nd-warmest season
Avg overnight low
26°C
Rainfall
494 mm
71 wet days
Avg wind
24 km/h
Travel score
4.5
3rd-best season
Months
Jun · Jul · Aug

Temperature in Scarborough in Summer

Average highAverage lowShaded bands: 10–90% of days

Across summer, daytime highs hold fairly steady around 27°C.

A typical summer day in Scarborough reaches about 27°C and drops to 26°C overnight. The warmest of the three months is August, the coolest July.

24°26°28°30°32°JunJulAug

How summer really feels in Scarborough

Once humidity and wind are folded in, summer brings about 4 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C
4
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Scarborough weather by month

How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 25°5812.811.46.6
Feb26° / 25°288.511.67.1
Mar26° / 25°257.211.97.3
Apr27° / 26°317.712.26.8
May27° / 26°6712.612.56.1
Jun27° / 26°14921.112.64.7
Jul27° / 26°17124.812.64.4
Aug28° / 26°17424.812.44.4
Sep28° / 26°1502112.14.4
Oct28° / 26°16523.211.74.4
Nov28° / 26°18023.311.54.5
Dec27° / 26°9817.811.45.6

Cloud cover in Summer

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time across summer.

0%25%50%75%100%JunJulAug

Chance of precipitation in Summer

Any precipitation

Scarborough gets around 494 mm of rain over 71 wet days across summer. The line is the day-by-day chance of measurable precipitation.

0%20%40%60%80%100%JunJulAug

Humidity in Summer

DryComfortableHumidMuggyOppressiveMiserable

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

0%25%50%75%100%JunJulAug

Wind in Summer

Winds average 24 km/h across summer.

0102030JunJulAug

Sunrise & sunset in Summer

DaylightNight

Daylight runs from about 12 h 36 min in early June to 12 h 12 min by late August. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMJunJulAug

Solar energy in Summer

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across summer, about 5.8 kWh/m².

0246JunJulAug
Planning a trip in summer

Hazard calendar for Scarborough

In seasonPeak

In summer, Scarborough overlaps its atlantic hurricane, rainy season and dust season. The full year is below, with each hazard's peak months called out.

Scarborough sits in the Atlantic hurricane belt; the season peaks August–October.

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

Scarborough sees seasonal dust haze (June), heaviest in June.

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

Is summer a good time to visit Scarborough?

Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

4.5
Sightseeing
3rd-best month of the year
4.7
Beach & pool
4th-best month of the year

summer is a reasonable time to visit Scarborough for sightseeing.

What to pack for Scarborough in Summer

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

In summer, Scarborough sees daytime highs around 27°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection and a windbreaker. About 71 days see rain.

light clothesrain gearsun protectiona windbreaker

Sea temperature near Scarborough in Summer

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

The sea at the nearest coast (about 14 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
Dec28Warm

UV index in Scarborough in Summer

LowModerateHighVery highExtreme

Clear-sky midday UV across summer averages 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 Scarborough peaks around March 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 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 13UV 9
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar14Extreme
Apr14Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep13Extreme
Oct12Extreme
Nov10Very high
Dec9Very high

Air quality in Scarborough in Summer

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Scarborough is worst in June — around 32 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (January, 14 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 1631 µg/m³Jan 114 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb17Moderate
Mar17Moderate
Apr21Moderate
May24Moderate
Jun32Moderate
Jul24Moderate
Aug19Moderate
Sep14Moderate
Oct17Moderate
Nov14Moderate
Dec14Moderate
Location & terrain

Where is Scarborough?

Scarborough sits at 11.2°N, 60.7°W, 9 m above sea level, in Trinidad and Tobago. The nearest listed city is Sangre Grande, 79 km away.

Sangre GrandeArimaParadiseTunapunaLaventillePort of SpainDiego MartinChaguanas

Topography around Scarborough

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

Within 3 km, the terrain around Scarborough has only modest variations in elevation — a maximum elevation change of 238 m around an average of 54 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 576 m; within 80 km, large variations in elevation — a maximum elevation change of 930 m.

The land around Scarborough is covered by trees (48%) and water (32%) within 3 km, water (75%) and trees (22%) within 16 km, and water (89%) within 80 km.

3 km
238 m
16 km
576 m
80 km
930 m
treesgrasslandartificial surfaceswater
Summer weather nearby: Sangre Grande 79 km · Arima 85 km · Paradise 90 km · Tunapuna 93 km · Laventille 102 km · Port of Spain 103 km · Diego Martin 104 km · Chaguanas 105 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 Scarborough (11.1823°, -60.7353°, elevation 9 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.