Grand-Lahou in Summer
In summer (June, July and August), Grand-Lahou sees average daytime highs around 27°C and overnight lows near 24°C, with 532 mm of rain over about 70 wet days across the season. It is the coldest season of the year and the 2nd-wettest season.
Across summer, daytime highs hold fairly steady around 27°C. The sky is clear or mostly clear about 1% of the time across summer, and the air most often feels oppressive.
Summer is Grand-Lahou's best season of the year to visit on our travel score. Grand-Lahou 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 Grand-Lahou's year-round climate.
- Avg daytime high
- 27°C
- coldest season of the year
- Avg overnight low
- 24°C
- Rainfall
- 532 mm
- 70 wet days
- Avg wind
- 10 km/h
- Travel score
- 4.2
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Grand-Lahou in Summer
Across summer, daytime highs hold fairly steady around 27°C.
A typical summer day in Grand-Lahou reaches about 27°C and drops to 24°C overnight. The warmest of the three months is June, the coolest August.
How summer really feels in Grand-Lahou
Once humidity and wind are folded in, summer brings about 18 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.
Grand-Lahou 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 | 30° / 24° | 93 | 19 | 11.7 | 4.1 |
| Feb | 31° / 25° | 116 | 20.2 | 11.8 | 3.4 |
| Mar | 31° / 25° | 166 | 25.1 | 12 | 3.0 |
| Apr | 31° / 25° | 183 | 26.2 | 12.1 | 2.8 |
| May | 30° / 25° | 279 | 29.1 | 12.2 | 2.8 |
| Jun | 28° / 24° | 302 | 27.6 | 12.3 | 3.4 |
| Jul | 27° / 24° | 143 | 23.1 | 12.3 | 4.4 |
| Aug | 27° / 23° | 86 | 19.1 | 12.2 | 4.9 |
| Sep | 28° / 24° | 132 | 24.1 | 12 | 4.1 |
| Oct | 29° / 24° | 184 | 28.6 | 11.9 | 3.2 |
| Nov | 30° / 24° | 189 | 28.6 | 11.8 | 2.9 |
| Dec | 30° / 24° | 139 | 24.7 | 11.7 | 3.5 |
Cloud cover in Summer
The sky is clear or mostly clear about 1% of the time across summer.
Chance of precipitation in Summer
Grand-Lahou gets around 532 mm of rain over 70 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 10 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 18 min in early June to 12 h 06 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 3.8 kWh/m².
Hazard calendar for Grand-Lahou
None of Grand-Lahou's seasonal hazards peak in summer. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Grand-Lahou sees seasonal dust haze (February), heaviest in February.
Is summer a good time to visit Grand-Lahou?
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 Grand-Lahou for sightseeing.
What to pack for Grand-Lahou in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Grand-Lahou sees daytime highs around 27°C and nights near 24°C. Pack light clothes and rain gear. About 70 days see rain.
Sea temperature near Grand-Lahou in Summer
The nearest coast averages about 25°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in May at about 28°C and coldest in August near 24°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 | 28 | 28 | 28 | 27 | 25 | 24 | 24 | 26 | 28 | 28 |
| Comfort | Warm | Warm | Warm | Tropical | Tropical | Warm | Warm | Refreshing | Warm | Warm | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 27 | Warm |
| Feb | 27 | Warm |
| Mar | 28 | Warm |
| Apr | 28 | Tropical |
| May | 28 | Tropical |
| Jun | 27 | Warm |
| Jul | 25 | Warm |
| Aug | 24 | Refreshing |
| Sep | 24 | Warm |
| Oct | 26 | Warm |
| Nov | 28 | Tropical |
| Dec | 28 | Tropical |
UV index in Grand-Lahou in Summer
Clear-sky midday UV across summer averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Grand-Lahou peaks around March 24 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 16 at about 8 (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) | 10 | 12 | 14 | 14 | 12 | 11 | 8 | 11 | 13 | 12 | 10 | 9 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Extreme |
| Feb | 12 | Extreme |
| Mar | 14 | Extreme |
| Apr | 14 | Extreme |
| May | 12 | Extreme |
| Jun | 11 | Extreme |
| Jul | 8 | Very high |
| Aug | 11 | Extreme |
| Sep | 13 | Extreme |
| Oct | 12 | Extreme |
| Nov | 10 | Very high |
| Dec | 9 | Very high |
Air quality in Grand-Lahou 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 Grand-Lahou is worst in January — around 50 µg/m³ PM2.5 (poor), about 5.8× the cleanest month (September, 9 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) | 50 | 43 | 25 | 24 | 15 | 14 | 14 | 11 | 9 | 10 | 16 | 37 |
| Level | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Moderate | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 50 | Poor |
| Feb | 43 | Poor |
| Mar | 25 | Moderate |
| Apr | 24 | Moderate |
| May | 15 | Moderate |
| Jun | 14 | Moderate |
| Jul | 14 | Moderate |
| Aug | 11 | Good |
| Sep | 9 | Good |
| Oct | 10 | Good |
| Nov | 16 | Moderate |
| Dec | 37 | Poor |
Where is Grand-Lahou?
Grand-Lahou sits at 5.1°N, 5.0°W, 72 m above sea level, in Ivory Coast. The nearest listed city is Ahouanou, 45 km away.
Topography around Grand-Lahou
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Grand-Lahou.
Within 3 km, the terrain around Grand-Lahou has only modest variations in elevation — a maximum elevation change of 20 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 92 m; within 80 km, significant variations in elevation — a maximum elevation change of 289 m.
The land around Grand-Lahou is covered by water (61%) and trees (22%) within 3 km, water (57%) and trees (34%) within 16 km, and trees (59%) and water (37%) within 80 km.
Ivory Coast travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / E
- 230 V · 50 Hz
- Prices
- ≈ 37% of US
- price level, 2025
- GDP per capita
- $3,050
- 2025
- Happiness
- 5.1 / 10
- World Happiness, 2025
- Safe drinking water
- 36%
- of population, 2024
- Road deaths
- 24.1
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Very low
- EF EPI 393
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 Grand-Lahou (5.1383°, -5.0212°, elevation 72 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.