Currently: 79 °F. Fog. (Weather station: Patna Airport, India). See more current weather Latest weather forecast for Patna for today's, hourly weather forecast, including today's temperatures in Patna , wind, rain and more. The 7-day weather forecast for Patna ? provides a daily breakdown of weather conditions, including temperatures , precipitation chances, and severe weather alerts to help you plan your week. How's the weather today in Patna , Bihar. We provide information on: wind speed, wind direction, atmospheric pressure, temperature , humidity and visibility.