Delhi experiences extreme climatic conditions throughout the year. It has very hot summers and extremely cold winters. The best time to visit Delhi is from October to March.
The summers here are from early April to the mid of July. The temperature may go as high as 49° during peak summers which are during the months of May and June. This period is generally not advised to travel to Delhi.
The monsoon season begins from July and extends till the mid of September. The annual rainfall in Delhi is approximately 714mm. the monsoon begins with an increase in humidity and thus is not a good time to travel.
The winter shows up by mid November and reaches its peak by the end of December and the extreme climate continues throughout January. The temperature may go as low as 4° during this period. Winters extend till the month of March. Those travelling during this period should carry winter clothes as the night temperature can drop badly.