traffic figureHow slow: the TomTom index
ช้าแค่ไหน ดัชนีทอมทอม
24 minutes 12 seconds for 10 km, 21.6 km/h in the rush, 89 hours a year lost. Bangkok loses 115.
Love Krittaya · Public domain| Chiang Mai, congestion | 48.7% |
|---|---|
| Bangkok, congestion | 67.9% |
How it was counted. TomTom's city pages, raw HTML parsed; the twelve monthly values for 2025 and 2024 are in the harvest file, with a note that which row is which year is this project's reading.
Against: Bangkok
What it is
TomTom's 2025 index for Chiang Mai: average congestion 48.7 percent, 2.3 points below 2024; 24 minutes 12 seconds per 10 km; 6.2 km driven in fifteen minutes; morning rush 24:41 and 55.8 percent, evening 29:42 and 82.4 percent at 20.2 km/h; 89 hours lost in the rush hours over the year; the worst day Monday 3 November 2025 at 138 percent at five o'clock; no highways in the sample. Bangkok: 67.9 percent, 22:59 per 10 km, 115 hours lost, evening 126.5 percent. Numbeo's crowd index, 32 contributors: Chiang Mai 115.9 against Bangkok 202.2, an average one-way commute of 13.9 km.
The long version
Inference — the May trough in the monthly series, 37 percent, is the university out and the smoke season over; the November peak is the high season back. Chiang Mai's congestion is seasonal in a way Bangkok's is not, and the road plans do not say which month they are built for.
Connected to
- Rincome junction The junction the planners name.
- The public-transport share, and the target The other side of the same number.
Named here by
- What the air says about the roads The other seasonal number.
Where each claim comes from
| Field | Tier | Source | Note |
|---|---|---|---|
| default | cited | TomTom Traffic Index — Chiang Mai 2025 — TomTom | |
| text_th | inference | written in Thai by this project, in the northern register where it fits; not machine-translated | |
| text.story | inference |
Sources
- TomTom Traffic Index — Chiang Mai 2025 — TomTom
- TomTom Traffic Index — Bangkok 2025 — TomTom
- Traffic in Chiang Mai — Numbeo
cited Cited — a named source, linked · harvested Harvested — fetched from an open dataset, with its licence · tradition Tradition — general knowledge of the tradition, hedged · inference Inference — this project's own reasoning from the above · field Field — someone stood there