Thomazeau in Summer
In summer (June, July and August), Thomazeau sees average daytime highs around 32°C and overnight lows near 22°C, with 183 mm of rain over about 33 wet days across the season. It is the warmest season of the year and the 3rd-wettest season.
Across summer, daytime highs hold fairly steady around 32°C. The sky is clear or mostly clear about 26% of the time across summer, and the air most often feels muggy.
Summer is Thomazeau's weakest season of the year to visit on our travel score. For the whole year in context, see Thomazeau's year-round climate.
- Avg daytime high
- 32°C
- warmest season of the year
- Avg overnight low
- 22°C
- Rainfall
- 183 mm
- 33 wet days
- Avg wind
- 5 km/h
- Travel score
- 4.1
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Thomazeau in Summer
Across summer, daytime highs hold fairly steady around 32°C.
A typical summer day in Thomazeau reaches about 32°C and drops to 22°C overnight. The warmest of the three months is July, the coolest June.
How summer really feels in Thomazeau
Once humidity and wind are folded in, summer brings about 85 days 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.
Thomazeau 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 | 28° / 18° | 10 | 2.2 | 11 | 7.3 |
| Feb | 29° / 18° | 12 | 3 | 11.4 | 6.8 |
| Mar | 29° / 19° | 31 | 5.5 | 11.9 | 6.2 |
| Apr | 29° / 20° | 72 | 9.7 | 12.4 | 5.4 |
| May | 30° / 21° | 121 | 15.2 | 12.9 | 4.5 |
| Jun | 31° / 22° | 57 | 10.3 | 13.1 | 4.4 |
| Jul | 32° / 22° | 44 | 9.5 | 13 | 4.1 |
| Aug | 32° / 22° | 82 | 12.9 | 12.6 | 3.7 |
| Sep | 31° / 22° | 107 | 17.4 | 12.1 | 3.7 |
| Oct | 30° / 21° | 107 | 16.2 | 11.6 | 4.4 |
| Nov | 29° / 20° | 44 | 8.4 | 11.1 | 6.0 |
| Dec | 28° / 18° | 13 | 2.6 | 10.9 | 7.1 |
Cloud cover in Summer
The sky is clear or mostly clear about 26% of the time across summer.
Chance of precipitation in Summer
Thomazeau gets around 183 mm of rain over 33 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 5 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 hours in early June to 12 h 24 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 6.5 kWh/m².
Hazard calendar for Thomazeau
In summer, Thomazeau overlaps its atlantic hurricane season. The full year is below, with each hazard's peak months called out.
Thomazeau sits in the Atlantic hurricane belt; the season peaks August–October.
Is summer a good time to visit Thomazeau?
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 Thomazeau for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Thomazeau in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Thomazeau sees daytime highs around 32°C and nights near 22°C. Pack light clothes and sun protection. Worth having: rain gear. About 33 days see rain.
Sea temperature near Thomazeau in Summer
The nearest coast averages about 30°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 30 km away) is warmest in September at about 30°C and coldest in February near 28°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) | 28 | 28 | 28 | 28 | 29 | 29 | 30 | 30 | 30 | 30 | 29 | 29 |
| Comfort | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Warm |
| Feb | 28 | Warm |
| Mar | 28 | Warm |
| Apr | 28 | Tropical |
| May | 29 | Tropical |
| Jun | 29 | Tropical |
| Jul | 30 | Tropical |
| Aug | 30 | Tropical |
| Sep | 30 | Tropical |
| Oct | 30 | Tropical |
| Nov | 29 | Tropical |
| Dec | 29 | Tropical |
UV index in Thomazeau in Summer
Clear-sky midday UV across summer averages around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Thomazeau peaks around June 14 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 7 (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) | 8 | 10 | 12 | 12 | 12 | 13 | 11 | 12 | 12 | 10 | 8 | 7 |
| Level | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 8 | Very high |
| Feb | 10 | Very high |
| Mar | 12 | Extreme |
| Apr | 12 | Extreme |
| May | 12 | Extreme |
| Jun | 13 | Extreme |
| Jul | 11 | Extreme |
| Aug | 12 | Extreme |
| Sep | 12 | Extreme |
| Oct | 10 | Extreme |
| Nov | 8 | Very high |
| Dec | 7 | High |
Air quality in Thomazeau 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 Thomazeau is worst in June — around 34 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 28 | 24 | 22 | 22 | 25 | 34 | 33 | 29 | 26 | 31 | 31 | 31 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 28 | Moderate |
| Feb | 24 | Moderate |
| Mar | 22 | Moderate |
| Apr | 22 | Moderate |
| May | 25 | Moderate |
| Jun | 34 | Moderate |
| Jul | 33 | Moderate |
| Aug | 29 | Moderate |
| Sep | 26 | Moderate |
| Oct | 31 | Moderate |
| Nov | 31 | Moderate |
| Dec | 31 | Moderate |
Where is Thomazeau?
Thomazeau sits at 18.7°N, 72.1°W, 46 m above sea level, in Haiti. The nearest listed city is Croix-des-Bouquets, 16 km away.
Topography around Thomazeau
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Thomazeau.
Within 3 km, the terrain around Thomazeau has large variations in elevation — a maximum elevation change of 649 m around an average of 93 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,346 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,681 m.
The land around Thomazeau is covered by grassland (60%) and trees (27%) within 3 km, grassland (60%) within 16 km, and grassland (49%), water (23%) and trees (21%) within 80 km.
Haiti travel facts
- Travel advisory
- Level 4
- Do Not Travel
- Power plugs
- Type A / B
- 110 V · 60 Hz
- Prices
- ≈ 86% of US
- price level, 2025
- GDP per capita
- $2,694
- 2025
- Happiness
- 3.6 / 10
- World Happiness, 2020
- Homicide rate
- 41.2
- per 100k, 2023
- Road deaths
- 18.8
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Very low
- EF EPI 444
- 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 Thomazeau (18.653°, -72.0939°, elevation 46 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.