Arfa Moussaïa in Summer
In summer (June, July and August), Arfa Moussaïa sees average daytime highs around 28°C and overnight lows near 21°C, with 762 mm of rain over about 81 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Over the season highs ease from about 31°C in early June to 28°C by late August. The sky is clear or mostly clear about 5% of the time across summer, and the air most often feels muggy.
Summer is Arfa Moussaïa's 3rd-best season to visit on our travel score. For the whole year in context, see Arfa Moussaïa's year-round climate.
- Avg daytime high
- 28°C
- coldest season of the year
- Avg overnight low
- 21°C
- Rainfall
- 762 mm
- 81 wet days
- Avg wind
- 7 km/h
- Travel score
- 3.5
- 3rd-best season
- Months
- Jun · Jul · Aug
Temperature in Arfa Moussaïa in Summer
Over the season highs ease from about 31°C in early June to 28°C by late August.
A typical summer day in Arfa Moussaïa reaches about 28°C and drops to 21°C overnight. The warmest of the three months is June, the coolest August.
How summer really feels in Arfa Moussaïa
Once humidity and wind are folded in, summer brings about 15 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.
Arfa Moussaïa 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 | 31° / 18° | 5 | 0.5 | 11.4 | 5.6 |
| Feb | 34° / 20° | 2 | 0.5 | 11.6 | 4.2 |
| Mar | 35° / 22° | 7 | 1.6 | 11.9 | 2.9 |
| Apr | 35° / 24° | 26 | 4.9 | 12.2 | 2.6 |
| May | 33° / 23° | 94 | 16.3 | 12.5 | 3.0 |
| Jun | 30° / 21° | 202 | 25.1 | 12.6 | 3.3 |
| Jul | 28° / 21° | 262 | 27.4 | 12.6 | 3.6 |
| Aug | 27° / 21° | 298 | 28.4 | 12.4 | 3.6 |
| Sep | 28° / 20° | 239 | 26.7 | 12.1 | 3.5 |
| Oct | 30° / 20° | 121 | 20.7 | 11.8 | 3.9 |
| Nov | 31° / 19° | 16 | 3.2 | 11.5 | 5.3 |
| Dec | 31° / 18° | 1 | 0.3 | 11.4 | 5.7 |
Cloud cover in Summer
The sky is clear or mostly clear about 5% of the time across summer.
Chance of precipitation in Summer
Arfa Moussaïa gets around 762 mm of rain over 81 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 7 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 4.8 kWh/m².
Hazard calendar for Arfa Moussaïa
In summer, Arfa Moussaïa overlaps its monsoon and dust season. The full year is below, with each hazard's peak months called out.
Arfa Moussaïa's monsoon runs June–September, when most of the year's rain falls.
Arfa Moussaïa sees seasonal dust haze (March–June), heaviest in April.
Is summer a good time to visit Arfa Moussaïa?
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 weaker month for outdoor sightseeing in Arfa Moussaïa.
What to pack for Arfa Moussaïa in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Arfa Moussaïa sees daytime highs around 28°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 81 days see rain.
UV index in Arfa Moussaïa 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 Arfa Moussaïa peaks around March 17 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 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 | 12 | 12 | 12 | 12 | 13 | 13 | 12 | 9 | 7 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Very high |
| Feb | 12 | Extreme |
| Mar | 14 | Extreme |
| Apr | 12 | Extreme |
| May | 12 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 13 | Extreme |
| Sep | 13 | Extreme |
| Oct | 12 | Extreme |
| Nov | 9 | Very high |
| Dec | 7 | Very high |
Air quality in Arfa Moussaïa 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 Arfa Moussaïa is worst in April — around 101 µg/m³ PM2.5 (unhealthy), about 9.5× the cleanest month (August, 11 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) | 54 | 60 | 72 | 101 | 32 | 23 | 14 | 11 | 14 | 24 | 28 | 44 |
| Level | Poor | Unhealthy | Unhealthy | Unhealthy | Moderate | Moderate | Moderate | Good | Moderate | Moderate | Moderate | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 54 | Poor |
| Feb | 60 | Unhealthy |
| Mar | 72 | Unhealthy |
| Apr | 101 | Unhealthy |
| May | 32 | Moderate |
| Jun | 23 | Moderate |
| Jul | 14 | Moderate |
| Aug | 11 | Good |
| Sep | 14 | Moderate |
| Oct | 24 | Moderate |
| Nov | 28 | Moderate |
| Dec | 44 | Poor |
Where is Arfa Moussaïa?
Arfa Moussaïa sits at 10.8°N, 11.4°W, 668 m above sea level, in Guinea. The nearest listed city is Dabola, 28 km away.
Topography around Arfa Moussaïa
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Arfa Moussaïa.
Within 3 km, the terrain around Arfa Moussaïa has only modest variations in elevation — a maximum elevation change of 233 m around an average of 670 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 552 m; within 80 km, large variations in elevation — a maximum elevation change of 830 m.
The land around Arfa Moussaïa is covered by grassland (68%) and trees (22%) within 3 km, grassland (50%) and trees (34%) within 16 km, and trees (47%) and grassland (34%) within 80 km.
Guinea travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / F / K
- 220 V · 50 Hz
- Prices
- ≈ 34% of US
- price level, 2025
- GDP per capita
- $1,877
- 2025
- Happiness
- 4.6 / 10
- World Happiness, 2025
- Road deaths
- 29.7
- per 100k/yr, 2019
- Income group
- Lower middle
- 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 Arfa Moussaïa (10.7667°, -11.3667°, elevation 668 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.