Today / North

Use the north only when the air agrees.

Chiang Mai, Pai, and northern loops can be excellent, but PM2.5 and mountain weather can override the normal culture-and-food appeal.

Published decision snapshot

Places to consider, then verify.

Loading the latest published decision snapshot. Until it loads, these cards are a dated reference—not live weather, ferry, closure, seat, or operator status.

Best of a rough day

Chiang Mai

59/100
Confidence: High Checked: 15 May 2026, 18:12 ICT Published snapshot

Chiang Mai is a cautious today pick.

Best for
  • culture
  • cafes
  • temples
Check first
  • Treat sustained PM2.5 as the main breaker.
  • Choose Old City or Nimman based on trip shape, not a random deal.

Check PM2.5 first, then choose Old City or Nimman before paying for side trips. Pivot: Pivot to Bangkok or the coast if smoke remains stubborn.

Open Chiang Mai guide
Fragile

Pai

48/100
Confidence: High Checked: 15 May 2026, 18:12 ICT Published snapshot

Pai is a cautious today pick.

Best for
  • slow travel
  • mountain views
  • backpacker mood
Check first
  • Treat Pai as optional, not mandatory.
  • Use Chiang Mai AQI as the minimum smoke reality check.

Treat Pai as optional and do not buy it emotionally before checking the air. Pivot: Keep Chiang Mai itself as the stable plan.

Open Pai guide
Fragile

Isaan

52/100
Confidence: High Checked: 15 May 2026, 18:12 ICT Published snapshot

Isaan is a cautious today pick.

Best for
  • repeat visitors
  • food
  • Mekong towns
Check first
  • Treat province choice as the real decision, not just the region label.
  • Use Khon Kaen, Ubon, Nong Khai, or Korat as actual anchors.

Choose one actual province cluster instead of treating the whole region as a single stop. Pivot: Use Bangkok as the setup base, then move east only when the trip length justifies it.

Open Isaan guide
Avoid / watch today
  • Chiang Mai or Pai if Air4Thai PM2.5 is elevated for several days.
  • Pai road plans during heavy rain, bad air, or carsick traveler groups.
  • Mountain viewpoints when haze makes the whole payoff weaker.
Check before booking
  • PM2.5
  • Smoke trend
  • Mountain rain
  • Road comfort
  • South/coast pivot

What should I do next?

Use this as a decision order: choose the place, check the fragile signal, and keep one nearby pivot before paying for anything hard to change.

Choose

Pick the highest-confidence destination that matches your trip type, not only the highest score.

Check

Before booking, verify: PM2.5, Smoke trend, Mountain rain, Road comfort, South/coast pivot.

Pivot

Keep one nearby or coast-switch fallback ready before paying for non-refundable hotels, ferries, or tours.