Conakry
Guinea
| Season | Autumn | Winter | Spring | Summer | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year |
| Record high, °C | 38 | 38 | 37 | 38 | 38 | 38 | 41 | 40 | 38 | 38 | 37 | 39 | 41 |
| Average high, °C | 28 | 30 | 31 | 30 | 30 | 33 | 35 | 35 | 32 | 30 | 27 | 27 | 31 |
| Average temperature, °C | 27 | 28 | 28 | 28 | 28 | 31 | 32 | 33 | 31 | 28 | 26 | 26 | 29 |
| Average low, °C | 26 | 27 | 26 | 25 | 25 | 28 | 30 | 31 | 30 | 27 | 25 | 25 | 27 |
| Record low, °C | 18 | 17 | 12 | 13 | 18 | 18 | 22 | 22 | 22 | 18 | 19 | 20 | 12 |
| Rain, days | 6 | 2 | 1 | 0 | 1 | 0 | 0 | 1 | 2 | 5 | 5 | 9 | 32 |
| Fog, days | 0 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 5 |
| Thunderstorms, days | 6 | 5 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 2 | 3 | 2 | 22 |
| Average precipitation, mm. | 208 | 68 | 9 | 0 | 0 | 1 | 4 | 27 | 69 | 156 | 235 | 284 | 1060 |
| Relative humidity, % | 78 | 69 | 48 | 35 | 30 | 27 | 30 | 40 | 55 | 70 | 78 | 80 | 53 |
| Relative humidity morning, % | 95 | 93 | 91 | 83 | 67 | 62 | 60 | 74 | 85 | 92 | 93 | 95 | 83 |
| Relative humidity evening, % | 66 | 52 | 32 | 21 | 22 | 21 | 19 | 27 | 44 | 65 | 73 | 70 | 43 |
| Wind speed, km/h | 0 | 0 | 0 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| Day Length, часов | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 12 |
| Dew point, °C | 22 | 21 | 14 | 8 | 6 | 7 | 10 | 15 | 20 | 21 | 21 | 22 | 187 |
| Growing degree-day, °C | 517 | 586 | 567 | 551 | 560 | 565 | 620 | 600 | 620 | 567 | 517 | 508 | 6776 |
| Solar radiation, global, Mj/m2 | 19 | 20 | 20 | 20 | 20 | 22 | 23 | 23 | 22 | 20 | 18 | 18 | 20 |