Sukhna Lake shares Chandigarh's humid subtropical climate (Köppen climate classification *Cwa*), characterized by significant seasonal variations.
* **Summer (April to June):** Temperatures frequently exceed 40°C (104°F). The heat can cause the lake's water levels to recede visibly. * **Monsoon (July to September):** The region receives heavy rainfall, averaging around 1,110 mm annually. This is a critical period for the lake, as the seasonal runoff replenishes its water levels. * **Winter (November to February):** Winters are mild and pleasant, with average temperatures ranging between 7°C and 20°C (45°F to 68°F). Morning fog is common. * **Best Time to Visit:** Mid-October to March, when the weather is cool and pleasant, and migratory birds are present at the lake.
