Weather in Chiang Mai in July 2025
Average weather
Average temperature in Chiang Mai in July
Going from a maximum of +38°C during the day to a minimum of +25°C during the night, the temperature in July averages around +34°C.
The average maximum temperature goes down 54% by the end of the month, compared with the beginning of the month, from +36°C to +29°C.
Is Chiang Mai warm or cold in July?
Chiang Mai is typically hot in July.
Maximum temperatures go down compared to the previous month from +33°C to +32°C. The minimum temperature also goes up from +25°C to +25°C.
Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.
Take a look at how July is compared to other months in Chiang Mai:
Climate in Chiang Mai in July
| June | July | August | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +33°C | +32°C | +32°C | ||||
| Min. temperature | ||||||
| +22°C | +22°C | +22°C | ||||
| Max. temperature | ||||||
| +40°C | +39°C | +38°C | ||||
| Rainfall | ||||||
| 146 mm | 168 mm | 219 mm | ||||
| Wind | ||||||
| 1 m/s | 1 m/s | 1 m/s | ||||
| Humidity | ||||||
| 73% | 75% | 78% | ||||
| Air pressure | ||||||
| 1005 HPa | 1005 HPa | 1005 HPa | ||||
| Sunny days | ||||||
| 0 | 0 | 0 | ||||
| Cloudy days | ||||||
| 2 | 2 | 1 | ||||
| Rainy days | ||||||
| 20 | 23 | 22 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
July weather is still as ok as in June. It’s getting colder in July. From +33°C in the day, the average maximum temperature lowers to +32°C. Prepare for more rain. Average rainfall goes from 146 mm to 168 mm. Humidity rises from 73% to 75%. The average wind speed doesn’t change much during July, staying around 1 m/s. The amount of sunny days stay about the same, averaging 0 sunny days during the month.
August brings much the same weather, it remains ok.
Wind
The average wind speed is 2 m/s getting up to 2 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Chiang Mai is gradually increasing during July, going from 2 m/s to 2 m/s over the course of the month.
Rain
How was the weather last July in Chiang Mai?
Climate Change over Years
The climate in Chiang Mai in July has not changed much over the last 43 years.
The average temperature was the lowest in 2011 (+31°C) and the highest in 1998 (+34°C). The driest year was 1998 with only 604 mm of rainfall, and the wettest year was 1994 with 1462 mm.
FAQ
Is July a good time to visit Chiang Mai?
Can you sunbathe in Chiang Mai in July?
Is Chiang Mai rainy in July?
Is it sunny in Chiang Mai in July?
Other cities in Thailand
Monthly weather in Chiang Mai
Source of the data
For this page, we’ve looked at the typical weather in Chiang Mai, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.