Arima in Summer
In summer (June, July and August), Arima sees average daytime highs around 28°C and overnight lows near 25°C, with 465 mm of rain over about 76 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 28°C. The sky is clear or mostly clear about 25% of the time across summer, and the air most often feels oppressive.
Summer is Arima's 3rd-best season to visit on our travel score. Arima 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 Arima's year-round climate.
- Avg daytime high
- 28°C
- 2nd-warmest season
- Avg overnight low
- 25°C
- Rainfall
- 465 mm
- 76 wet days
- Avg wind
- 19 km/h
- Travel score
- 4.2
- 3rd-best season
- Months
- Jun · Jul · Aug
Temperature in Arima in Summer
Across summer, daytime highs hold fairly steady around 28°C.
A typical summer day in Arima reaches about 28°C and drops to 25°C overnight. The warmest of the three months is August, the coolest July.
How summer really feels in Arima
Once humidity and wind are folded in, summer brings about 1 day that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Arima 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.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 26° / 24° | 70 | 17.3 | 11.4 | 5.9 |
| Feb | 26° / 24° | 38 | 12.1 | 11.6 | 6.4 |
| Mar | 27° / 24° | 32 | 9.1 | 11.9 | 6.8 |
| Apr | 27° / 25° | 35 | 8.6 | 12.2 | 6.5 |
| May | 28° / 25° | 67 | 14 | 12.5 | 5.7 |
| Jun | 27° / 25° | 141 | 22.9 | 12.6 | 4.5 |
| Jul | 27° / 25° | 160 | 26.7 | 12.6 | 4.1 |
| Aug | 28° / 25° | 164 | 26.8 | 12.4 | 3.9 |
| Sep | 28° / 26° | 127 | 22.6 | 12.1 | 4.0 |
| Oct | 28° / 25° | 145 | 24.1 | 11.8 | 4.1 |
| Nov | 27° / 25° | 166 | 24.7 | 11.5 | 4.2 |
| Dec | 27° / 25° | 117 | 21.7 | 11.4 | 5.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 25% of the time across summer.
Chance of precipitation in Summer
Arima gets around 465 mm of rain over 76 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 19 km/h across summer.
Sunrise & sunset in Summer
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.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 5.7 kWh/m².
Is summer a good time to visit Arima?
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.
summer is a reasonable time to visit Arima for sightseeing.
What to pack for Arima in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Arima sees daytime highs around 28°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection and a windbreaker. About 76 days see rain.
Sea temperature near Arima 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 28 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 29 | 29 | 29 | 28 | 27 |
| Comfort | Warm | Warm | Warm | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 27 | Warm |
| Feb | 27 | Warm |
| Mar | 27 | Warm |
| Apr | 27 | Warm |
| May | 27 | Warm |
| Jun | 28 | Warm |
| Jul | 28 | Tropical |
| Aug | 29 | Tropical |
| Sep | 29 | Tropical |
| Oct | 29 | Tropical |
| Nov | 28 | Tropical |
| Dec | 27 | Warm |
UV index in Arima in Summer
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 Arima 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 11 | 13 | 15 | 14 | 13 | 11 | 11 | 11 | 13 | 12 | 10 | 9 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 11 | Extreme |
| Feb | 13 | Extreme |
| Mar | 15 | Extreme |
| Apr | 14 | Extreme |
| May | 13 | Extreme |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 13 | Extreme |
| Oct | 12 | Extreme |
| Nov | 10 | Very high |
| Dec | 9 | Very high |
Air quality in Arima in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Arima 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).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 15 | 18 | 19 | 23 | 26 | 31 | 24 | 18 | 15 | 17 | 14 | 15 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 15 | Moderate |
| Feb | 18 | Moderate |
| Mar | 19 | Moderate |
| Apr | 23 | Moderate |
| May | 26 | Moderate |
| Jun | 31 | Moderate |
| Jul | 24 | Moderate |
| Aug | 18 | Moderate |
| Sep | 15 | Moderate |
| Oct | 17 | Moderate |
| Nov | 14 | Moderate |
| Dec | 15 | Moderate |
Where is Arima?
Arima sits at 10.6°N, 61.3°W, 62 m above sea level, in Trinidad and Tobago. The nearest listed city is Paradise, 9.0 km away.
Topography around Arima
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Arima.
Within 3 km, the terrain around Arima has significant variations in elevation — a maximum elevation change of 343 m around an average of 79 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 940 m; within 80 km, large variations in elevation — a maximum elevation change of 961 m.
The land around Arima is covered by artificial surfaces (44%) and trees (41%) within 3 km, trees (70%) within 16 km, and water (72%) and trees (21%) within 80 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
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 Arima (10.6374°, -61.2823°, elevation 62 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.