List of largest cities in Gabon
Libreville
Estuaire
Port-Gentil
Ogooué-Maritime
Franceville
Haut-Ogooué
Oyem
Woleu-Ntem
Moanda
Haut-Ogooué
Mouila
Ngouni
Weather, climate, temperature by months in Gabon
| Season | Autumn | Winter | Spring | Summer | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year | ||
| Record high | °C | 27 | 27 | 27 | 27 | 26 | 28 | 28 | 28 | 27 | 26 | 26 | 26 | 28 | |
| Average high | °C | 25 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 25 | 24 | 24 | 26 | |
| Average temperature | °C | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 24 | 23 | 23 | 25 | |
| Average low | °C | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 19 | 18 | 18 | 19 | |
| Record low | °C | 14 | 15 | 14 | 14 | 13 | 15 | 14 | 14 | 15 | 13 | 11 | 11 | 11 | |
| Rain | Days | 6 | 13 | 12 | 5 | 5 | 5 | 8 | 8 | 7 | 2 | 1 | 2 | 75 | |
| Fog | Days | 0 | 0 | 1 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 1 | 20 | |
| Thunderstorms | Days | 0 | 3 | 5 | 4 | 4 | 5 | 6 | 6 | 4 | 0 | 0 | 0 | 38 | |
| Average precipitation | Mm. | 96 | 273 | 295 | 182 | 158 | 169 | 236 | 213 | 171 | 39 | 9 | 17 | 1860 | |
| Relative humidity | % | 73 | 75 | 76 | 76 | 75 | 74 | 74 | 74 | 75 | 75 | 74 | 73 | 74 | |
| Relative humidity morning | % | 36 | 37 | 38 | 39 | 38 | 38 | 38 | 39 | 38 | 37 | 37 | 36 | 38 | |
| Relative humidity evening | % | 30 | 30 | 32 | 31 | 30 | 29 | 29 | 29 | 30 | 30 | 29 | 30 | 30 | |
| Wind speed | Km/h | 6 | 6 | 5 | 5 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 6 | 5 | |
| Day Length | Hours | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | |
| Dew point | °C | 19 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 20 | 19 | 18 | 18 | 237 | |
| Growing degree-day | °C | 434 | 469 | 451 | 470 | 494 | 453 | 498 | 483 | 485 | 418 | 402 | 414 | 5470 | |
| Solar radiation, global | Mj/m2 | 15 | 15 | 15 | 17 | 18 | 19 | 18 | 17 | 16 | 15 | 15 | 15 | 16 | |
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