Douala sees only 139 sunny days a year — overcast skies are common. Summers are intensely hot — air conditioning is essential. On the other hand, air quality is a concern.
Douala, Cameroon is a 4.5M-resident city with 139 sunny days and 0 frost days annually and an annual PM2.5 of 36.7 µg/m³. The largest city in Cameroon.
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Monthly climate metrics across temperature, precipitation, wind, and UV.
| Metric | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature | |||||||||||||
| Daily high°C | 31 | 32 | 32 | 31 | 31 | 30 | 28 | 28 | 29 | 29 | 30 | 31 | 30 |
| Daily mean°C | 28 | 29 | 29 | 28 | 29 | 27 | 26 | 26 | 27 | 27 | 28 | 28 | 28 |
| Daily low°C | 26 | 26 | 26 | 25 | 26 | 25 | 25 | 24 | 25 | 25 | 25 | 25 | 25 |
| Thermal comfort | |||||||||||||
| High feelsDaily high feels-like°C | 37 | 37 | 37 | 37 | 37 | 35 | 33 | 34 | 35 | 36 | 36 | 38 | 36 |
| Mean feelsDaily mean feels-like°C | 32 | 33 | 33 | 32 | 32 | 30 | 29 | 29 | 30 | 30 | 31 | 33 | 31 |
| Low feelsDaily low feels-like°C | 27 | 27 | 28 | 28 | 28 | 26 | 26 | 25 | 26 | 26 | 27 | 27 | 27 |
| Humidity | |||||||||||||
| HumidityRelative humidity% | 81 | 80 | 82 | 84 | 86 | 88 | 90 | 90 | 90 | 88 | 86 | 84 | 86 |
| Dewpoint°C | 24.8 | 25.1 | 25.3 | 25.0 | 25.5 | 24.6 | 24.0 | 23.9 | 24.4 | 24.5 | 25.0 | 25.2 | 24.8 |
| Precipitation | |||||||||||||
| Rainfallmm | 20 | 25 | 188 | 268 | 279 | 310 | 380 | 503 | 561 | 411 | 197 | 36 | 3176 |
| Rain days≥1mm | 4 | 10 | 27 | 24 | 29 | 29 | 31 | 31 | 30 | 30 | 30 | 9 | 284 |
| Wind | |||||||||||||
| Wind avgm/s | 1.8 | 2.1 | 1.7 | 1.5 | 1.3 | 1.4 | 1.6 | 1.7 | 1.4 | 1.2 | 1.4 | 1.5 | 1.5 |
| Wind gustsm/s | 3.6 | 3.9 | 3.5 | 3.0 | 2.8 | 2.8 | 3.1 | 3.4 | 3.0 | 2.8 | 2.9 | 3.2 | 3.2 |
| Sun & UV | |||||||||||||
| Sunshinehrs/day | 8.7 | 9.2 | 8.5 | 8.7 | 8.0 | 6.6 | 6.0 | 6.0 | 6.7 | 7.0 | 7.9 | 8.8 | 7.7 |
| Clear skyindex | 38% | 44% | 31% | 29% | 27% | 23% | 21% | 20% | 19% | 18% | 28% | 44% | 29% |
| UV indexmax avg | 6.8 | 7.3 | 7.4 | 8.0 | 7.1 | 6.1 | 5.6 | 5.6 | 6.3 | 6.3 | 7.2 | 6.5 | 6.7 |
Outdoor activities in Douala are challenging most of the year. September through June are the toughest stretch. Running is tough year-round, while even walking manages 2/12 months.
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Air Quality
Douala reports an annual PM2.5 of 36.7 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
Douala reports an annual PM2.5 of 36.7 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
PM2.5 annual average of 36.7 µg/m³ exceeds the WHO interim target of 15 µg/m³. The WHO guideline value is 5 µg/m³.
Data sources: WHO (air quality), OECD (safety).
Why not Douala? Honestly, air quality is a genuine health trade-off — Douala's annual PM2.5 of 36.7 µg/m³ exceeds the EU limit and WHO standards by a wide margin, with respiratory impacts documented at these levels.