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Mean Seasonal and annual rainfall amount along with the coefficient of Variation
| Meteorological season | Rainfall (mm) | Mean (mm) | SD (mm) | CV | |
|---|---|---|---|---|---|
| Max | Min | ||||
| autumn (Ganna) | 633.5 | 172.4 | 368.3 | 109.1 | 29.6 |
| Summer (Adolessa) | 451.9 | 78.8 | 20.9 | 16.4 | 78.2 |
| Spring (Hagayya) | 124.5 | 0 | 216.7 | 84.5 | 39.0 |
| Winter | 80.4 | 3.6 | 31.6 | 29.7 | 94.0 |
| Annual | 843.8 | 358.8 | 637.6 | 109.3 | 17.2 |
