Average annual temperature is 23.7 °C
Absolute maximum temperature: 33.1 °C
Absolute minimum temperature: 17.2 °C
Number of sunny days: 16 days
Number of rainy days: 349 days
Look at detailed online map of Issiapi
* Weather data for Issiapi Gabon is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.9 | 33.1 | 31.6 | 31.1 | 31.6 | 30.2 | 28.8 | 30.3 | 31.4 | 31.6 | 31.3 | 32.0 |
| Average daytime temperature (°C) | 28.3 | 29.6 | 29.2 | 29.3 | 29.9 | 27.7 | 26.8 | 27.3 | 28.5 | 29.6 | 28.9 | 28.7 |
| Average temperature (°C) | 23.2 | 23.9 | 24.0 | 24.0 | 24.4 | 23.5 | 22.8 | 23.2 | 23.7 | 24.0 | 23.7 | 23.8 |
| Average night temperature (°C) | 20.2 | 20.7 | 20.9 | 21.0 | 21.7 | 20.7 | 19.7 | 20.0 | 21.1 | 21.6 | 21.3 | 21.4 |
| Absolute minimum temperature (°C) | 19.4 | 18.5 | 19.2 | 19.9 | 20.2 | 18.3 | 18.0 | 17.2 | 19.5 | 20.5 | 20.0 | 20.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.2 | 12.2 | 12.1 | 12.1 | 12.0 | 12.0 | 12.0 | 12.0 | 12.1 | 12.2 | 12.2 | 12.3 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 6.9 | 7.0 | 7.6 | 7.0 | 6.7 | 6.2 | 5.1 | 4.8 | 4.4 | 5.8 | 5.7 | 6.1 |
| Precipitation (mm) | 415 | 280 | 270 | 363 | 307 | 88 | 29 | 25 | 148 | 522 | 547 | 547 |
| Sunny days | 0 | 1 | 1 | 1 | 0 | 2 | 4 | 7 | 0 | 0 | 0 | 0 |
| Rainy days | 31 | 27 | 30 | 29 | 31 | 28 | 27 | 24 | 30 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Issiapi is at