Four people were killed in Fatehgarh due to exposure to cold while five died when their vehicle rammed into a truck in thick fog in Hathras, officials said.
Fog blanketed parts of the state disrupting normal life as rains lashed several areas, MeT office said.
Allahabad received 4 cms of rain, Kheri 3 cms, Varanasi, Churk, Kanpur and Kunda 2 cms each and Najibabad and Mirzapur 1 cm each.
Muzaffarnagar was the coldes zone in the state recording a low of 4.5 degrees Celsius, the weather office said.
The district administrations had directed officials to arrange bonfires for homeless people.