Chiang Mai in may: average Weather, Temperature and Climate
Weather in Chiang Mai in may 2025
The weather in Chiang Mai in may comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout may
tolerable weather UV index: 8
Weather at 6am
81°F
Clear/Sunny
49% of time
32%
14%
4%
Weather at 12pm
99°F
Clear/Sunny
38% of time
35%
23%
4%
Weather at 6pm
86°F
Moderate rain at times
32% of time
31%
28%
8%
Weather at 3am
77°F
50%
25%
17%
5%
Evolution of daily average temperature and precipitation in Chiang Mai in may
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Chiang Mai in may.
The climate of Chiang Mai in may is tolerable
the weather in Chiang Mai in may is wet (with 4.8in of precipitation over 5 days). The situation is deteriorating compared to the previous month since in april there is an average of 1.2in of rainfall over 1 days.
The climate is very hot in that locality in may. The thermometer averaged maximum of 99°F. The seasonal minimum is 81°F. Thus, the mean temperature average in may in Chiang Mai is 90°F. Note that these seasonal averages are in contrast with those observed in Chiang Mai in the month of may with a maximum record of 117°F in 2019 and a minimum record of 72°F in 2009. You can expect to have 86°F or more for all the month.
On this month of may, day length in Chiang Mai is generally 13:01. Sunrise is at 05:50 and sunset is at 18:51.
With proper weather, this month is okay (but not the best) to go there.
Chiang Mai: another month?
If you can push back the dates of your trip, we advise you to go in june to Chiang Mai. more information
May: another location in Thailand?
If you want to go to Thailand in may, there are destinations with better weather than Chiang Mai:
In may, Chiang Rai, Hua Hin, Khon Kaen, Koh Samui, Nakhon Ratchasima and Pai have good weather.
Seasonal average climate and temperature of Chiang Mai in may
Check below seasonal norms These datas are generated from the weather statements earlier years of the month of may.
| May | |||||
| Outside temperature | |||||
| Average temperature | 90°F | ||||
| Highest temperature | 99°F | ||||
| Lowest temperature | 81°F | ||||
| Highest record temperature | 117°F (2019) | ||||
| Lowest record temperature | 72°F (2009) | ||||
| Number of days at +86°F | 30 day(s) (97%) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Wind | |||||
| Wind speed | 8km/h | ||||
| Wind temperature | 81°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 4.8in | ||||
| Number of days with rainfall | 5 day(s) (18%) | ||||
| Record daily rainfall | 4.8in (2009) | ||||
| Other climate data | |||||
| Humidity | 75% | ||||
| Visibility | 9.49km | ||||
| Cloud cover | 31% | ||||
| UV index | 8 | ||||
| Daily sunshine hours | 13 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:50 | ||||
| Time of sunset | 18:51 | ||||
| Length of day | 13:01 | ||||
| Our opinion about the weather in may | |||||
| Our opinion at whereandwhen.net | tolerable | ||||
How was the weather last may?
Here is the day by day recorded weather in Chiang Mai in may 2024:
81°F to 106°F
81°F to 108°F
79°F to 104°F
79°F to 108°F
77°F to 104°F
77°F to 104°F
81°F to 104°F
81°F to 103°F
77°F to 99°F
74°F to 97°F
72°F to 97°F
77°F to 95°F
76°F to 101°F
79°F to 101°F
74°F to 103°F
76°F to 104°F
76°F to 97°F
76°F to 101°F
77°F to 101°F
77°F to 101°F
76°F to 97°F
76°F to 77°F
76°F to 79°F
74°F to 76°F
74°F to 77°F
74°F to 79°F
74°F to 83°F
76°F to 90°F
76°F to 95°F
76°F to 97°F
77°F to 97°F
Map: other cities in Thailand in may
Cities near Chiang Mai:
| Lamphun in may | tolerable weather |
| Doi Inthanon in may | tolerable weather |
| Lampang in may | good weather |
| Pai in may | good weather |
| Phayao Lake in may | tolerable weather |
| Phayao in may | tolerable weather |
| Mae Hong Son in may | good weather |
| Doi Pha Hom Pok National Park in may | good weather |
| Pang Ung in may | good weather |
| Phrae in may | tolerable weather |
| Pong in may | tolerable weather |
| Chiang Rai in may | good weather |
Click over cities on the map for information about the weather in may.
Chiang Mai
perfect weather
good
tolerable
bad
very bad
Weather data for Chiang Mai in may:
Weather data for Chiang Mai for may are derived from an average of the weather forecast since 2009 in Chiang Mai. There is a margin of error and these forecasts are to be considered as general information only. The weather in Chiang Mai can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Chiang Mai.