Average annual temperature is 17.9 °C
Absolute maximum temperature: 29.7 °C
Absolute minimum temperature: 6.0 °C
Number of sunny days: 118 days
Number of rainy days: 247 days
Look at detailed online map of Janān
* Weather data for Janān Yemen is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 19.8 | 21.9 | 23.5 | 24.9 | 26.2 | 28.0 | 28.4 | 27.0 | 27.7 | 29.7 | 21.4 | 22.1 |
| Average daytime temperature (°C) | 18.0 | 20.2 | 19.9 | 21.6 | 22.1 | 25.4 | 26.5 | 24.9 | 24.6 | 22.8 | 20.2 | 19.5 |
| Average temperature (°C) | 13.6 | 15.6 | 16.1 | 17.6 | 18.5 | 20.9 | 22.1 | 20.8 | 20.2 | 18.2 | 16.0 | 14.7 |
| Average night temperature (°C) | 9.1 | 10.9 | 12.3 | 13.9 | 15.0 | 16.8 | 18.1 | 17.1 | 16.4 | 14.5 | 12.1 | 9.8 |
| Absolute minimum temperature (°C) | 6.0 | 8.2 | 9.6 | 12.1 | 13.1 | 14.5 | 16.5 | 15.8 | 15.1 | 12.3 | 10.9 | 7.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.1 | 12.5 | 12.8 | 13.0 | 12.9 | 12.6 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.1 | 10.5 | 10.3 | 11.3 | 10.3 | 11.2 | 10.5 | 10.6 | 10.8 | 10.1 | 10.2 | 10.0 |
| Precipitation (mm) | 17 | 11 | 113 | 110 | 165 | 56 | 10 | 53 | 93 | 35 | 31 | 3 |
| Sunny days | 15 | 21 | 5 | 0 | 0 | 8 | 21 | 8 | 2 | 9 | 6 | 23 |
| Rainy days | 16 | 7 | 26 | 30 | 31 | 22 | 10 | 23 | 28 | 22 | 24 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Janān is at