The weather was likely to remain dry in UP, the meteorological department said and warned that dense to very dense fog was expected at isolated places over the state.
The maximum temperature in Lucknow was recorded at 23.5 degrees Celsius, a notch above the normal, amid shallow fog in the city.
Bahraich and Muzaffarnagar, in western part of the state, both recorded a low of 5.4 degree Celsius each, the weather officials said.