Middle of the wetter season · Weather & things to do
Chiang Mai in July
Chiang Mai edges cooler than June, with highs of 88°F (31°C), lows of 74°F (23°C) and about 7.0 in (178 mm) of rain.
Our comfort score puts it mid-table at 37/100, 9th of 12.
- Avg high
- 88°F (31°C)
- Avg low
- 74°F (23°C)
- Rain
- 7.0 in (178 mm)
- Humidity
- 83%
- Cloud cover
- 95%
- Daylight
- ~13 h 02 min
- Comfort score
- 37/100 · Tough
What July feels like
Afternoons run hot at about 88°F (31°C), which leaves mornings and evenings as the time for walking.
Nights stay warm too, with lows averaging 74°F (23°C).
With 83% average humidity, it feels muggy.
Rain is a real factor, with about 7.0 in (178 mm) across the month.
Skies are often grey, with average cloud cover around 95%.
Plan around July
July sits mid-table; the best months are December & January.
- Start of the wettest three-month stretch (July – September), which brings about 25.1 in (637 mm) in total.
- Comfort holds steady from June (39 → 37/100).
- Our Bangkok to the Andaman route recommends Nov – Mar, so July falls outside its suggested window.
What to pack for July
- Light, breathable clothes88°F afternoons
- Sun hat and sunscreenmidday heat
- Refillable water bottleeasy to dehydrate in the heat
- Quick-dry fabrics83% average humidity
- Rain jacket and waterproof shoes7.0 in of rain on average
- Comfortable walking shoesmost picks involve some walking
What to do in Chiang Mai in July
Wet days call for a roof: these picks favor sit-down and indoor stops, plus a few for drier spells.
Khao Soi Khun Yai
Small lunch-only shop known for its khao soi curry noodle soup.
Why now A sit-down stop to wait out showers in a month with 7.0 in of rain.
Chiang Mai Night Bazaar
Nightly market for crafts, clothing and food stalls.
Why now An indoor-leaning stop for a month with 7.0 in of rain.
Huen Phen
Long-standing northern Thai restaurant serving khao soi, sai ua sausage and laab.
Why now Easy to slot in when July's rain moves in.
Wat Phra Singh
Chiang Mai's most revered temple, with Lanna-style murals.
Ristr8to
Specialty coffee bar in Nimman, known for latte art.
Why now Keeps part of the day dry on wetter July days.
NASA POWER 2001–2025 monthly averages on a ~50 km grid, temperatures adjusted from the grid cell's ~759 m to Chiang Mai's ~314 m elevation (standard lapse rate). Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Chiang Mai in July: quick answers
Is July a good time to visit Chiang Mai?
It's middling, scoring 37/100. The best months are December & January, at up to 94. Expect highs of 88°F (31°C) and 7.0 in (178 mm) of rain. Our Bangkok to the Andaman route recommends Nov – Mar, so July is outside its suggested window.
How hot is Chiang Mai in July?
Average highs are 88°F (31°C) and average lows 74°F (23°C), making it the 6th-warmest month by daytime highs.
Does it rain a lot in Chiang Mai in July?
Yes: about 7.0 in (178 mm) of rain falls across July on average, the 4th-wettest month of the year. The annual total is about 49.1 in (1246 mm).
What should I pack for Chiang Mai in July?
Bring light, breathable clothes (88°F afternoons), sun hat and sunscreen (midday heat), refillable water bottle (easy to dehydrate in the heat), quick-dry fabrics (83% average humidity) and rain jacket and waterproof shoes (7.0 in of rain on average).
More on Chiang Mai
Planning Chiang Mai in July?
Share this July plan with your group, poll everyone on dates and keep the packing list in one place.