Chiang Mai travel guide

Best Time to Visit Chiang Mai: Month-by-Month Guide

November is the best month to visit Chiang Mai: cool, clear weather (18–30°C) plus the Yi Peng and Loy Krathong lantern festivals. December and January are equally pleasant. Avoid late February through April, when the burning season fills the valley with smoke haze.

Best time to visit Chiang Mai — Lanna temple and mountains at golden hour, northern Thailand
best time to visit Chiang Mai — updated 21 September 2026 | original AmazingAsia artwork

When is the best time to visit Chiang Mai?

November to February is Chiang Mai at its best: cool mornings, clear mountain air and the lantern festivals. Avoid February–April’s burning season, when agricultural smoke blankets the valley.

Chiang Mai month by month

Jan 9/10

Cool mornings (15°C), clear skies, flower festival

Feb 6/10

Burning season haze begins mid-month

Mar 4/10

Peak smoke and haze — consider the islands instead

Apr 5/10

Hot and hazy; Songkran is excellent here though

May 6/10

First rains clear the air

Jun 7/10

Green, quiet, waterfalls full

Jul 7/10

Lush jungle, afternoon showers

Aug 7/10

Green season deals continue

Sep 6/10

Wettest month, dramatic skies

Oct 8/10

Rains fade, air clears, low crowds

Nov 10/10

Yi Peng and Loy Krathong lantern festivals

Dec 9/10

Cool and clear, festive season

Dates to watch

Burning season (late Feb–Apr) pushes AQI above healthy levels — travellers with respiratory sensitivity should visit May–February instead.

Destinations in Chiang Mai

best time to visit Chiang Mai — FAQs

What is the best month to visit Chiang Mai?

November is the best month to visit Chiang Mai: cool, clear weather (18–30°C) plus the Yi Peng and Loy Krathong lantern festivals. December and January are equally pleasant. Avoid late February through April, when the burning season fills the valley with smoke haze.

Last reviewed and updated: by the AmazingAsia editorial team. See our editorial policy.