Average annual temperature is 20.8 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: 5.5 °C
Number of sunny days: 205 days
Number of rainy days: 160 days
Look at detailed online map of Kaysān
* Weather data for Kaysān 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) | 24.3 | 27.9 | 27.5 | 29.8 | 32.3 | 34.5 | 34.7 | 34.2 | 34.2 | 31.9 | 28.1 | 25.6 |
| Average daytime temperature (°C) | 22.7 | 25.4 | 24.3 | 26.7 | 28.5 | 31.9 | 30.6 | 29.4 | 31.9 | 28.0 | 25.3 | 22.7 |
| Average temperature (°C) | 16.1 | 18.1 | 18.8 | 20.8 | 22.2 | 24.2 | 24.4 | 23.3 | 24.0 | 21.9 | 19.7 | 16.4 |
| Average night temperature (°C) | 10.5 | 11.9 | 14.2 | 15.7 | 17.3 | 18.6 | 19.9 | 18.9 | 18.4 | 16.3 | 14.9 | 10.6 |
| Absolute minimum temperature (°C) | 8.5 | 9.7 | 10.0 | 13.8 | 15.0 | 15.6 | 17.8 | 17.4 | 16.5 | 14.7 | 12.3 | 5.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.3 | 10.8 | 10.9 | 11.6 | 10.8 | 11.3 | 10.5 | 11.1 | 10.1 | 10.2 | 10.2 | 10.1 |
| Precipitation (mm) | 7 | 6 | 34 | 38 | 61 | 21 | 14 | 44 | 36 | 8 | 5 | 0 |
| Sunny days | 23 | 22 | 12 | 5 | 6 | 15 | 18 | 12 | 12 | 26 | 25 | 29 |
| Rainy days | 8 | 6 | 19 | 25 | 25 | 15 | 13 | 19 | 18 | 5 | 5 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kaysān is at