T4 history on the TRAM
Each day, how punctual the T4 was and the disruptions that affected it. Tap a day to see the details.
Latest day: Thursday, 8 October 2026
A new day is added every morning, two days later so its data is complete.
On time on average
93%
155 days with data
Best day
100%
Sat 12 September
Worst day
54%
Tue 29 September
- On average, 93% of journeys arrived less than 5 minutes late, over 155 days with data.
Each day’s punctuality < 40 % 40–70 % 70–90 % ≥ 90 % Partial data No data