The table below shows the relative humidity of a city over 5 days. On which day, did the city experience rainy weather?
15thMay16thMay17thMay18thMay19thMay60%40%62%98%74%
18th May
Rain occurs when the air is unable to hold any more water as water vapour. This means that the air is already holding the maximum amount of water it possibly can and that there is more water present which appears as rain. Thus, rain usually occurs when high value of humidity is present. On 18th May the humidity is very high (98%), Thus the city experienced rainy weather on that day.