Koumassi weather in September
In September, Koumassi sees average daytime highs of 25°C and overnight lows near 24°C, with 87 mm of rain across 18 wet days and about 12 hours of daylight. It is the 11th-warmest and 7th-wettest month of the year here.
Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 13% of the time in September, and the air most often feels oppressive.
Daylight stretches from about 12 h 06 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Koumassi's 7th-clearest and 5th-windiest month. For the whole year in context, see Koumassi's year-round climate.
- Daytime high
- 25°
- 11th warmest
- Overnight low
- 24°
- 2nd coldest
- Rainfall
- 87 mm
- 18 wet days
- Daylight
- 12 hours
- 6:09 AM – 6:11 PM
- Cloud cover
- 68%
- 7th clearest
- Wind
- 14 km/h
- 5th windiest
- Solar energy
- 4.94 kWh/m²
- Travel score
- 5.4
- out of 10
Temperature in September
Day-to-day highs hold fairly steady near 25°C through the month.
A typical September day in Koumassi reaches about 25°C in the afternoon and slips back to 24°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 26°C. Set against its neighbours, September runs on par with August and about 1°C cooler than October.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
| Avg low (°C) | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 25 | 23 |
| 2 | 25 | 23 |
| 3 | 25 | 24 |
| 4 | 25 | 24 |
| 5 | 25 | 24 |
| 6 | 25 | 24 |
| 7 | 25 | 24 |
| 8 | 25 | 24 |
| 9 | 25 | 24 |
| 10 | 25 | 24 |
| 11 | 25 | 24 |
| 12 | 25 | 24 |
| 13 | 25 | 24 |
| 14 | 25 | 24 |
| 15 | 25 | 24 |
| 16 | 25 | 24 |
| 17 | 25 | 24 |
| 18 | 25 | 24 |
| 19 | 25 | 24 |
| 20 | 25 | 24 |
| 21 | 25 | 24 |
| 22 | 25 | 24 |
| 23 | 25 | 24 |
| 24 | 26 | 24 |
| 25 | 26 | 24 |
| 26 | 26 | 24 |
| 27 | 26 | 24 |
| 28 | 26 | 24 |
| 29 | 26 | 24 |
| 30 | 26 | 24 |
How September really feels in Koumassi
Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Koumassi weather by month
How September compares with the rest of the year at a glance. September is the 11th-warmest and 7th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 28° / 26° | 47 | 12.8 | 11.7 | 6.2 |
| Feb | 28° / 26° | 53 | 15.4 | 11.8 | 5.3 |
| Mar | 28° / 26° | 78 | 20.3 | 12 | 4.4 |
| Apr | 28° / 26° | 106 | 21.9 | 12.1 | 4.1 |
| May | 28° / 26° | 205 | 27.6 | 12.2 | 3.7 |
| Jun | 27° / 25° | 256 | 27.2 | 12.3 | 3.8 |
| Jul | 25° / 24° | 128 | 19.3 | 12.3 | 5.2 |
| Aug | 25° / 23° | 61 | 13.3 | 12.2 | 6.1 |
| Sep | 25° / 24° | 87 | 18 | 12 | 5.4 |
| Oct | 26° / 25° | 107 | 23.2 | 11.9 | 4.7 |
| Nov | 28° / 25° | 96 | 23.6 | 11.8 | 4.4 |
| Dec | 28° / 26° | 64 | 17.7 | 11.7 | 5.4 |
Cloud cover in September
The sky is clear or mostly clear about 13% of the time in September.
Beyond those clear spells, partly cloudy skies cover about 23% of September, with mostly cloudy or overcast conditions the remaining 65%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 30 | 30 | 31 | 32 | 32 | 32 | 33 | 33 | 33 | 34 | 35 | 35 | 34 | 35 | 35 | 35 | 35 | 36 | 36 | 36 | 36 | 37 | 37 | 38 | 39 | 39 | 40 | 41 | 42 | 43 |
| Cloudier (%) | 70 | 70 | 69 | 68 | 68 | 68 | 67 | 67 | 67 | 66 | 65 | 65 | 66 | 65 | 65 | 65 | 65 | 64 | 64 | 64 | 64 | 63 | 63 | 62 | 61 | 61 | 60 | 59 | 58 | 57 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 30 | 70 |
| 2 | 30 | 70 |
| 3 | 31 | 69 |
| 4 | 32 | 68 |
| 5 | 32 | 68 |
| 6 | 32 | 68 |
| 7 | 33 | 67 |
| 8 | 33 | 67 |
| 9 | 33 | 67 |
| 10 | 34 | 66 |
| 11 | 35 | 65 |
| 12 | 35 | 65 |
| 13 | 34 | 66 |
| 14 | 35 | 65 |
| 15 | 35 | 65 |
| 16 | 35 | 65 |
| 17 | 35 | 65 |
| 18 | 36 | 64 |
| 19 | 36 | 64 |
| 20 | 36 | 64 |
| 21 | 36 | 64 |
| 22 | 37 | 63 |
| 23 | 37 | 63 |
| 24 | 38 | 62 |
| 25 | 39 | 61 |
| 26 | 39 | 61 |
| 27 | 40 | 60 |
| 28 | 41 | 59 |
| 29 | 42 | 58 |
| 30 | 43 | 57 |
Chance of precipitation in September
Koumassi gets around 87 mm of rain over 18 wet days in September. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 60% and peaks near 69% on the wettest days. The odds climb toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 50 | 51 | 52 | 52 | 53 | 53 | 54 | 55 | 55 | 56 | 57 | 57 | 58 | 59 | 59 | 60 | 61 | 62 | 62 | 63 | 64 | 65 | 65 | 66 | 67 | 67 | 68 | 68 | 69 | 69 |
| Rain chance (%) | |
|---|---|
| 1 | 50 |
| 2 | 51 |
| 3 | 52 |
| 4 | 52 |
| 5 | 53 |
| 6 | 53 |
| 7 | 54 |
| 8 | 55 |
| 9 | 55 |
| 10 | 56 |
| 11 | 57 |
| 12 | 57 |
| 13 | 58 |
| 14 | 59 |
| 15 | 59 |
| 16 | 60 |
| 17 | 61 |
| 18 | 62 |
| 19 | 62 |
| 20 | 63 |
| 21 | 64 |
| 22 | 65 |
| 23 | 65 |
| 24 | 66 |
| 25 | 67 |
| 26 | 67 |
| 27 | 68 |
| 28 | 68 |
| 29 | 69 |
| 30 | 69 |
Humidity in September
Most of September feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, September lands in the oppressive band about 100% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Muggy (%) | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Oppressive (%) | 99 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Muggy (%) | Oppressive (%) | |
|---|---|---|
| 1 | 1 | 99 |
| 2 | 0 | 100 |
| 3 | 0 | 100 |
| 4 | 0 | 100 |
| 5 | 0 | 100 |
| 6 | 0 | 100 |
| 7 | 0 | 100 |
| 8 | 1 | 99 |
| 9 | 1 | 99 |
| 10 | 1 | 99 |
| 11 | 1 | 99 |
| 12 | 1 | 99 |
| 13 | 1 | 99 |
| 14 | 1 | 99 |
| 15 | 0 | 100 |
| 16 | 0 | 100 |
| 17 | 0 | 100 |
| 18 | 0 | 100 |
| 19 | 0 | 100 |
| 20 | 0 | 100 |
| 21 | 0 | 100 |
| 22 | 0 | 100 |
| 23 | 0 | 100 |
| 24 | 0 | 100 |
| 25 | 0 | 100 |
| 26 | 0 | 100 |
| 27 | 0 | 100 |
| 28 | 0 | 100 |
| 29 | 0 | 100 |
| 30 | 0 | 100 |
Wind in September
Winds average 14 km/h in September.
Across September, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 15 | light breeze |
| 2 | 15 | light breeze |
| 3 | 15 | light breeze |
| 4 | 15 | light breeze |
| 5 | 15 | light breeze |
| 6 | 15 | light breeze |
| 7 | 15 | light breeze |
| 8 | 15 | light breeze |
| 9 | 15 | light breeze |
| 10 | 15 | light breeze |
| 11 | 15 | light breeze |
| 12 | 14 | light breeze |
| 13 | 14 | light breeze |
| 14 | 14 | light breeze |
| 15 | 14 | light breeze |
| 16 | 14 | light breeze |
| 17 | 14 | light breeze |
| 18 | 14 | light breeze |
| 19 | 14 | light breeze |
| 20 | 14 | light breeze |
| 21 | 14 | light breeze |
| 22 | 14 | light breeze |
| 23 | 14 | light breeze |
| 24 | 14 | light breeze |
| 25 | 14 | light breeze |
| 26 | 14 | light breeze |
| 27 | 14 | light breeze |
| 28 | 14 | light breeze |
| 29 | 14 | light breeze |
| 30 | 14 | light breeze |
Sunrise & sunset in September
Daylight runs from about 12 h 06 min at the start of September to 12 hours by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 6 minutes over September. Sunrise moves from 6:13 AM to 6:06 AM, and sunset from 6:19 PM to 6:04 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunrise (AM) | 6:13 | 6:12 | 6:12 | 6:12 | 6:12 | 6:12 | 6:11 | 6:11 | 6:11 | 6:11 | 6:10 | 6:10 | 6:10 | 6:10 | 6:10 | 6:09 | 6:09 | 6:09 | 6:09 | 6:08 | 6:08 | 6:08 | 6:08 | 6:08 | 6:07 | 6:07 | 6:07 | 6:07 | 6:07 | 6:06 |
| Sunset (PM) | 6:19 | 6:18 | 6:18 | 6:17 | 6:17 | 6:16 | 6:16 | 6:15 | 6:15 | 6:14 | 6:14 | 6:13 | 6:13 | 6:12 | 6:12 | 6:11 | 6:11 | 6:10 | 6:09 | 6:09 | 6:08 | 6:08 | 6:07 | 6:07 | 6:06 | 6:06 | 6:05 | 6:05 | 6:04 | 6:04 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.1 | 6:13 | 6:19 |
| 2 | 12.1 | 6:12 | 6:18 |
| 3 | 12.1 | 6:12 | 6:18 |
| 4 | 12.1 | 6:12 | 6:17 |
| 5 | 12.1 | 6:12 | 6:17 |
| 6 | 12.1 | 6:12 | 6:16 |
| 7 | 12.1 | 6:11 | 6:16 |
| 8 | 12.1 | 6:11 | 6:15 |
| 9 | 12.1 | 6:11 | 6:15 |
| 10 | 12.1 | 6:11 | 6:14 |
| 11 | 12.1 | 6:10 | 6:14 |
| 12 | 12.0 | 6:10 | 6:13 |
| 13 | 12.0 | 6:10 | 6:13 |
| 14 | 12.0 | 6:10 | 6:12 |
| 15 | 12.0 | 6:10 | 6:12 |
| 16 | 12.0 | 6:09 | 6:11 |
| 17 | 12.0 | 6:09 | 6:11 |
| 18 | 12.0 | 6:09 | 6:10 |
| 19 | 12.0 | 6:09 | 6:09 |
| 20 | 12.0 | 6:08 | 6:09 |
| 21 | 12.0 | 6:08 | 6:08 |
| 22 | 12.0 | 6:08 | 6:08 |
| 23 | 12.0 | 6:08 | 6:07 |
| 24 | 12.0 | 6:08 | 6:07 |
| 25 | 12.0 | 6:07 | 6:06 |
| 26 | 12.0 | 6:07 | 6:06 |
| 27 | 12.0 | 6:07 | 6:05 |
| 28 | 12.0 | 6:07 | 6:05 |
| 29 | 12.0 | 6:07 | 6:04 |
| 30 | 12.0 | 6:06 | 6:04 |
Solar energy in September
Average shortwave solar energy reaching the ground each day in September, about 4.94 kWh/m².
For context, solar energy here swings from a low near 4.34 kWh/m² to a high of 5.68 kWh/m² in March across the year — September's 4.94 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 4.8 | 4.8 | 4.8 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 4.8 | Bright |
| 2 | 4.8 | Bright |
| 3 | 4.8 | Bright |
| 4 | 4.9 | Bright |
| 5 | 4.9 | Bright |
| 6 | 4.9 | Bright |
| 7 | 4.9 | Bright |
| 8 | 4.9 | Bright |
| 9 | 4.9 | Bright |
| 10 | 4.9 | Bright |
| 11 | 4.9 | Bright |
| 12 | 4.9 | Bright |
| 13 | 4.9 | Bright |
| 14 | 4.9 | Bright |
| 15 | 4.9 | Bright |
| 16 | 5.0 | Bright |
| 17 | 5.0 | Bright |
| 18 | 5.0 | Bright |
| 19 | 5.0 | Bright |
| 20 | 5.0 | Bright |
| 21 | 5.0 | Bright |
| 22 | 5.0 | Bright |
| 23 | 5.0 | Bright |
| 24 | 5.0 | Bright |
| 25 | 5.0 | Bright |
| 26 | 5.0 | Bright |
| 27 | 5.0 | Bright |
| 28 | 5.0 | Bright |
| 29 | 5.0 | Bright |
| 30 | 5.0 | Bright |
Hazard calendar for Koumassi
None of Koumassi's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Koumassi's rainy season runs May–July, when most of the year's rain falls.
Koumassi sees seasonal dust haze (January–February), heaviest in February.
Is September a good time to visit Koumassi?
Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
September is a reasonable time to visit Koumassi for sightseeing.
What to pack for Koumassi in September
From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In September, Koumassi sees daytime highs around 25°C and nights near 24°C. Pack rain gear. Worth having: light clothes and sun protection. About 18 days see rain.
Sea temperature near Koumassi in September
The nearest coast averages about 24°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 22 km away) is warmest in April 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 Koumassi in September
Clear-sky midday UV in September peaks 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 Koumassi peaks around April 11 at about 13 (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 | 13 | 14 | 11 | 11 | 8 | 11 | 12 | 11 | 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 | 13 | Extreme |
| Apr | 14 | Extreme |
| May | 11 | Extreme |
| Jun | 11 | Extreme |
| Jul | 8 | Very high |
| Aug | 11 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 10 | Very high |
| Dec | 9 | Very high |
Air quality in Koumassi in September
Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.
Air quality in Koumassi is worst in January — around 72 µg/m³ PM2.5 (unhealthy), about 3.3× the cleanest month (August, 22 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) | 72 | 61 | 42 | 40 | 29 | 27 | 25 | 22 | 22 | 27 | 36 | 61 |
| Level | Unhealthy | Unhealthy | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Poor | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 72 | Unhealthy |
| Feb | 61 | Unhealthy |
| Mar | 42 | Poor |
| Apr | 40 | Poor |
| May | 29 | Moderate |
| Jun | 27 | Moderate |
| Jul | 25 | Moderate |
| Aug | 22 | Moderate |
| Sep | 22 | Moderate |
| Oct | 27 | Moderate |
| Nov | 36 | Poor |
| Dec | 61 | Unhealthy |
Where is Koumassi?
Koumassi sits at 5.3°N, 4.0°W, 4 m above sea level, in Ivory Coast. The nearest listed city is Marcory, 3.0 km away.
Topography around Koumassi
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Koumassi.
Within 3 km, the terrain around Koumassi has only modest variations in elevation — a maximum elevation change of 12 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 141 m; within 80 km, only modest variations in elevation — a maximum elevation change of 189 m.
The land around Koumassi is covered by artificial surfaces (68%) and water (26%) within 3 km, water (39%) and artificial surfaces (33%) within 16 km, and trees (60%) and water (33%) 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 Koumassi (5.2972°, -3.9675°, elevation 4 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).