Meteorological Centre of Patna on Saturday forecast onset of southwest monsoon in Bihar from June 14 which is going to hit parts of Seemanchal area first.
The weathermen said that monsoon would be arriving in Bihar by its normal date i.E. June 10-15.
In its forecast, Met department said that it will be partly cloudy sky with possibility of rain or thunderstorm in major cities of Patna, Gaya, Bhagalpur and Purnea on Sunday.
As per bulletin, Gaya was the hottest place at 39.1 degrees Celsius followed by Bhagalpur at 37.7 degrees Celsius Patna 37.0 degrees Celsius and Purnea 36.5 degrees Celsius.
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The weather was hot and humid in Patna which recorded 75 and 57 per cent of humidity in the morning and evening respectively.
Bahgalpur and Purnea too recorded more than 70 per cent of humidity while Gaya recorded more than 60 per cent humidity making weather uncomfortable.
Light to moderate rainfall occurred in some places in northern and eastern parts of Bihar with Bhagalpur recording a trace while Purnea registering 1.6 mm of rain in the past 24 hours.
Weather remained mainly dry in other parts of the state, Met office said.