If you plan to visit Chiang Mai in August, the weather is typically alright, with an average high temperature of +90°F during the day and approximately 0 sunny days. Expect some rainy, though, as there are typically 22 rainy days in the month and around 219 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flightsin one click on Avionero.
Average weather
☀️
+90°F
Avg. max. temperature
+72°F
Min.
+100°F
Max.
219 mm
Total precipitation
78%
Avg. humidity
1 m/s
Avg. wind
0 ☀️
Sunny Days
1 ⛅️
Cloudy
22 🌦
Rainy
Our opinion: Chiang Mai has OK weather in August.
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Average temperature in Chiang Mai in August
Here are the expected maximum, average and minimum temperatures in Chiang Mai for August based on the historical data.
Last Year
Historical Data
Going from a maximum of +95°F during the day to a minimum of +75°F during the night, the temperature in August averages around +88°F.
The average maximum temperature goes up 36% by the end of the month, compared with the beginning of the month, from +84°F to +91°F.
Is Chiang Mai warm or cold in August?
Chiang Mai is typically hot in August.
Maximum temperatures go up compared to the previous month from +90°F to +90°F. The minimum temperature also goes up from +77°F to +77°F.
Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.
Take a look at how August is compared to other months in Chiang Mai:
Climate in Chiang Mai in August
Chiang Mai weather looks like this, on average, in August and the surrounding months.
July
August
September
Avg. temperature
+90°F
+90°F
+90°F
Min. temperature
+72°F
+72°F
+68°F
Max. temperature
+102°F
+100°F
+97°F
Rainfall
168 mm
219 mm
190 mm
Wind
1 m/s
1 m/s
0 m/s
Humidity
75%
78%
79%
Air pressure
1005 HPa
1005 HPa
1008 HPa
Sunny days
0
0
0
Cloudy days
2
1
1
Rainy days
23
22
16
Snowy days
0
0
0
August weather is still as ok as in July.The temperature levels stay the same in the area of +90°F for average maximum temperature during the day.Prepare for more rain. Average rainfall goes from 168 mm to 219 mm.Humidity rises from 75% to 78%.The average wind speed doesn’t change much during August, staying around 1 m/s.The amount of sunny days stay about the same, averaging 0 sunny days during the month.
September brings much the same weather, it remains ok.
Wind speed in Chiang Mai in August based on historical data.
Last Year
Historical Data
The average wind speed is 1 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 August, going from 1 m/s to 1 m/s over the course of the month.
Rain
Amount of rainfall in mm during August in Chiang Mai based on historical data.
Last Year
Historical Data
Typically, there is a 77% chance of rain on an average day in August, with total rainfall of approximately 125 mm. The maximum amount of rainfall per day is around 20 mm, which is considered light rain.August is a pretty wet month with over 24 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
August is one of the rainiest months in Chiang Mai, here is a comparison with other months, total mm:
Chiang Mai wettest month is August, where a typical day has a 71% chance of precipitation and 219 mm of rainfall per day. February, on the other hand, is the driest month with a mere 7% chance of precipitation and 4 mm of rainfall per day.
How was the weather last August in Chiang Mai?
This is the weather in Chiang Mai in August 2023:
1 August
🌧️
+84°F
2 August
🌧️
+84°F
3 August
☁️
+87°F
4 August
☁️
+86°F
5 August
🌧️
+85°F
6 August
☁️
+85°F
7 August
🌧️
+82°F
8 August
🌧️
+80°F
9 August
☁️
+84°F
10 August
☁️
+88°F
11 August
☁️
+92°F
12 August
☀️
+88°F
13 August
☁️
+89°F
14 August
☁️
+89°F
15 August
☁️
+88°F
16 August
🌧️
+91°F
17 August
☁️
+93°F
18 August
☀️
+92°F
19 August
☀️
+92°F
20 August
☁️
+93°F
21 August
🌧️
+90°F
22 August
☁️
+93°F
23 August
☁️
+87°F
24 August
☀️
+91°F
25 August
☁️
+90°F
26 August
☁️
+88°F
27 August
☀️
+88°F
28 August
☀️
+90°F
29 August
☁️
+95°F
30 August
🌧️
+92°F
31 August
☁️
+91°F
In August 2023 Chiang Mai had 6 sunny days, 17 cloudy days, and 8 rainy days. The average maximum temperature was +88°F, with an absolute maximum of +95°F and a minimum of +81°F. The average humidity was 80%, with a maximum of 98% and a minimum of 53%. The average wind speed was 1 m/s, with a maximum of 6 m/s and a minimum of 0 m/s.
Are you planning a trip in August?
Climate Change Over the Years
This is how Chiang Mai climate has changed over the last 43 years.
The climate in Chiang Mai in August has not changed that much over the last 43 years.
The average temperature was the lowest in 2011 (+88°F) and the highest in 1998 (+93°F). The driest year was 1998 with only 604 mm of rainfall, and the wettest year was 1994 with 1462 mm.
FAQ
Frequently asked questions about the weather in Chiang Mai in August:
Is August a good time to visit Chiang Mai?
It’s always a good time to visit Chiang Mai, but the weather is changeable in August, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.
Can you sunbathe in Chiang Mai in August?
Absolutely, August is hot in Chiang Mai. Plan on beach and pool time, and ensure that you pack light and breathable options to stay comfortable.
Is Chiang Mai rainy in August?
Chiang Mai is often rainy in August. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in Chiang Mai in August?
Usually, it’s not very sunny in Chiang Mai in August, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
Other cities in Thailand
Check out the weather for other cities in Thailand.
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.
