Handling Missing Time-Series Data

Data Table
DateTemp_Max
Jun 0119.6
Jun 0221.8
Jun 03NaN
Jun 0424.3
Jun 0525.1
Time-Series Graph
19.6 21.8 NaN 24.3 25.1
Original State: The sensor went offline on June 3rd, resulting in a missing NaN value. This breaks the time-series continuity.