Common information
- Country
- Tunisia
- Population
- 26 960
Weather, climate, temperature by months in Siliana
| Season | Autumn | Winter | Spring | Summer | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year |
| Average high, °C | 30 | 24 | 19 | 15 | 14 | 15 | 17 | 20 | 26 | 31 | 35 | 34 | 23 |
| Average temperature, °C | 23 | 18 | 13 | 9 | 8 | 9 | 11 | 14 | 18 | 23 | 26 | 26 | 17 |
| Average low, °C | 17 | 12 | 8 | 5 | 4 | 4 | 6 | 8 | 11 | 16 | 19 | 19 | 11 |
| Average precipitation, mm. | 45 | 76 | 79 | 99 | 98 | 89 | 83 | 69 | 43 | 24 | 8 | 17 | 728 |
| Relative humidity, % | 60 | 67 | 72 | 74 | 73 | 71 | 70 | 68 | 63 | 56 | 50 | 53 | 65 |
| Wind speed, km/h | 11 | 11 | 11 | 12 | 12 | 12 | 13 | 13 | 12 | 12 | 12 | 12 | 12 |
| Day Length, часов | 13 | 12 | 11 | 10 | 11 | 11 | 12 | 12 | 15 | 15 | 15 | 14 | 13 |
| Dew point, °C | 15 | 12 | 8 | 5 | 4 | 4 | 6 | 8 | 11 | 14 | 15 | 16 | 117 |
| Growing degree-day, °C | 390 | 251 | 93 | 0 | 0 | 0 | 28 | 114 | 254 | 393 | 505 | 499 | 2528 |
| Solar radiation, global, Mj/m2 | 17 | 12 | 9 | 7 | 8 | 11 | 15 | 18 | 23 | 25 | 26 | 22 | 16 |