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Climate · Chiang Mai

Chiang Mai in August

Hot and wet, as the days shorten.

Typical weather, averaged over 30 years

August in Chiang Mai is hot: highs near 88°F, lows near 74°F. Rain falls on about six days a week, and the days shorten by 27 minutes from the first week to the last.August in Chiang Mai is hot: highs near 31°C, lows near 23°C. Rain falls on about six days a week, and the days shorten by 27 minutes from the first week to the last.

High
88°F31°Caverage
Low
74°F23°Caverage
Wet days
6a week · 89% of days
Daylight
12h 44mon average

Is August a good time to visit Chiang Mai?

August sits outside Chiang Mai's best months, which run from December to January. Expect hot days and rain on about six days a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How August sits in the year

week by week

Temperature

Highs near 88°F in August, against 84°F to 100°F through the year.Highs near 31°C in August, against 29°C to 38°C through the year.

Chance of a wet day

89% of days in August, against 5% to 89% through the year.

Cloud cover

86% cover in August, against 35% to 86% through the year.

Daylight

12h 44m in August, against 11h 01m to 13h 14m through the year.

Week by week, lightly smoothed, with August shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. July89°32°low 74°low 23°6 wet days a weekRain on about six days a week.
  2. August88°31°low 74°low 23°6 wet days a weekRain on about six days a week.
  3. September88°31°low 73°low 23°6 wet days a weekRain on about six days a week.

Where Chiang Mai sits, in August

Asia/Bangkok
this place
typical high in August 40°F4°C95°F35°C
Sunrise, mid-August
6:05 AMsets 6:52 PM
Above the sea
310 mlow-lying
Latitude
18.8°Nnorthern hemisphere
Nearest of ours
Chiang Saen201 km north-east

The land around Chiang Mai, shaded by its typical high in August, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Thailand in August

high · low · wet days
See August on the planning mapThe whole year in Chiang Mai

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Chiang Mai. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (310 m) against the climate model's (394 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (310 m) against the climate model's (394 m). Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.