Hisar has a continental climate, with very hot summers and relatively cool winters. The city witnesses extremes of temperature and scanty rainfall during monsoon. The best time to visit Hisar is between September and November due to pleasant weather conditions.
The summer months include March to June and during the peak month, mercury can reach about 45°C together with hot winds.
Although the monsoon season is from July to September the town witnesses scanty rain falls. The weather during this period is wet and humid.
The winter season spreads from December to February. The weather is very cold during this period with temperatures ranging from 31.5 degree celsius and 16.2 °C respectively.