Manimajra experiences a humid subtropical climate (Köppen climate classification Cwa), identical to the rest of Chandigarh. The year is divided into distinct seasons: a very hot summer, a humid monsoon season, and a cool winter.
Summers (April to June) are typically sweltering, with temperatures often peaking between 35°C and 42°C (95°F to 108°F). The monsoon season (July to September) brings significant rainfall, heavy humidity, and relief from the extreme heat. Winters (November to February) are cool and pleasant, with average temperatures ranging from 4°C to 20°C (39°F to 68°F). The best time to visit is during the autumn (October to November) or spring (February to March) when the weather is mild and clear.