What to pack for Chiang Mai in July
- light, breathable clothing
- sun protection (hat, SPF 50)
- a compact umbrella or rain shell — rain is frequent
- expect humid, sticky conditions
Humidity averages 83%; max daily wind around 9 km/h.
How July compares
Best months in Chiang Mai: December–January. See the full best time to visit Chiang Mai guide.
Chiang Mai in July: the details
In July, Chiang Mai sees average daytime highs of 31°C (87°F) and overnight lows of 24°C (75°F). Rainfall totals roughly 358 mm across 27.5 rainy days, and the sun shines about 8.9 hours per day with 13 hours of daylight mid-month. Relative humidity averages 83%.
In context: July is the 5th-warmest month and the third-wettest in Chiang Mai. The sunniest month is April (10.9 h/day).
| Metric | July average |
|---|---|
| Daytime high | 31°C / 87°F |
| Overnight low | 24°C / 75°F |
| Rainfall | 358 mm over 27.5 rainy days |
| Sunshine | 8.9 h/day (13 h daylight) |
| Humidity | 83% |
| Travel score | 3.8 / 10 |
These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Chiang Mai, Thailand (18.79, 98.98) — see our methodology. Actual conditions vary year to year.
Not set on Chiang Mai? Browse the best places to visit in July ranked by travel score.
Frequently asked questions
How hot is Chiang Mai in July?
Daytime highs in Chiang Mai in July average 31°C (87°F); nights drop to about 24°C.
Does it rain in Chiang Mai in July?
Expect around 27.5 rainy days and 358 mm of rainfall in July.
Is July a good time to visit Chiang Mai?
July is a challenging month to visit Chiang Mai — consider December–January instead. Overall travel score: 3.8/10. The best months are December–January.
Also good in July, near Chiang Mai
Where should you go next month?
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