Spring comes to plain parts of the country at beginning of March and to mountainous regions at April. At first half of the season weather is uncertain with rapid shifts between warming and cooling. Yet spring frosts are short. At April plains are blossoming under soft sun while in mountains nature is still in the middle of awakening and thaw.
May is almost summer month at least in Absheron peninsula and Kur-Araz Lowlands where average daily temperature reaches 20 °C (68 °F). By the ending of spring heat comes to flatlands while in mountains there is the peak of seasonal changes of nature yet remains certain possibility of night frosts.
| March | April | May |
|---|---|---|
| Max average t°: +10 °C (50 °F) | Max average t°: +17 °C (62 °F) | Max average t°: +22 °C (72 °F) |
| Min average t°: +4 °C (39 °F) | Min average t°: +9 °C (48 °F) | Min average t°: +14 °C (58 °F) |
| Water t°: +7.5 °C (46 °F) | Water t°: +11.5 °C (53 °F) | Water t°: +18 °C (64 °F) |
| Sundial in the day: 8 hours | Sundial in the day: 10.5 hours | Sundial in the day: 13 hours |
| Rainy days: 1 day | Rainy days: 0 days | Rainy days: 0 days |
| Precipitation: 16.5 mm (0.6") | Precipitation: 6 mm (0.2") | Precipitation: 6 mm (0.2") |
