Chiang Mai, Thailand Weather

Chiang Mai,  Weather
(Photo by Chris Arthur-Collins on Unsplash)

Current conditions

Updated:
33°C
91.4°F
°C °F

Condition: Clear Sky

Pressure: 970 hPa

Feel like: 35 °C

Temperature: 33°C

Cloud: 9%

Humidity: 42%

Wind: SSE - 6 km/h

Visibility: 30.54 km

Weather forecast

Sun
25 Oct
23°C / 31°C
Slight Thunderstorm
Mon
26 Oct
22°C / 29°C
Slight Thunderstorm
Tue
27 Oct
21°C / 29°C
Overcast
Wed
28 Oct
21°C / 30°C
Clear Sky
Thu
29 Oct
22°C / 30°C
Overcast
Hourly forecast today:
08:00 AM
18° / 33°
18° / 33°
Clear Sky
42% 22 km/h
09:00 AM
18° / 32°
18° / 32°
Clear Sky
42% 18 km/h
10:00 AM
19° / 32°
19° / 32°
Clear Sky
47% 12 km/h
11:00 AM
20° / 30°
20° / 30°
Mainly Clear
55% 9 km/h
12:00 PM
22° / 28°
22° / 28°
Clear Sky
67% 14 km/h
13:00 PM
23° / 27°
23° / 27°
Clear Sky
77% 14 km/h
14:00 PM
23° / 26°
23° / 26°
Clear Sky
79% 12 km/h
15:00 PM
22° / 26°
22° / 26°
Clear Sky
77% 8 km/h
16:00 PM
22° / 26°
22° / 26°
Clear Sky
80% 8 km/h
17:00 PM
22° / 25°
22° / 25°
Clear Sky
83% 7 km/h
18:00 PM
22° / 25°
22° / 25°
Clear Sky
83% 9 km/h

30 Day Averages and Extremes

  • Average high 30.57°C
  • Average low 22.37°C
  • Hottest day 33°C (23 October 2026)
  • Coldest day 21°C (27 October 2026)
  • Average humidity 77.4%
  • Days with precipitation 23 days
  • Highest precipitation 61 mm (07 November 2026)

Yesterday's Data

  • Max: 33°C
  • Min: 23°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Chiang Mai over the next 12 hours

Temperature and possibility of rain in Chiang Mai in the coming days

Rainfall in Chiang Mai in the coming days

Chiang Mai Climate Summary

Chiang Mai features a Tropical wet and dry or savanna (Köppen classification: Aw), with an average annual temperature of 27.82ºC (82.08ºF), which is about -0.82% lower than the national average for Thailand. Annually, the city experiences approximately 37.35 millimeters (1.47 inches) of rainfall, spread across 76.19 rainy days, accounting for 20.87% of the year.

Longitude 18.7883439
Latitude 98.9853008
Yearly high temperature 32.43ºC (90.37ºF)
Yearly low temperature 20.3ºC (68.54ºF)
Hottest month May 36.56ºC (97.81ºF)
Coldest month January 14.62ºC (58.32ºF)
Yearly precip 37.35mm (1.47in)
Days with rainfall 76.19 days (20.87%)
Driest month February (45.44%)
Wettest month August (80.88%)

Weather averages by month

Month High / Low (°C) Rain
January 28.93° / 14.62° 1.27 days
February 33.12° / 16.76° 0.09 days
March 36.32° / 20.91° 0.73 days
April 38.92° / 24.19° 2.0 days
May 36.56° / 24.15° 8.73 days
June 32.66° / 22.96° 11.55 days
July 30.83° / 22.37° 16.0 days
August 30.66° / 22.09° 14.73 days
September 31.57° / 21.89° 11.18 days
October 30.81° / 20.09° 6.82 days
November 30.26° / 18.17° 2.18 days
December 28.48° / 15.38° 0.91 days

Frequently asked questions

1. What is the hottest month in Chiang Mai?

May has the highest average monthly temperature (daily mean of 36.56ºC) and January are the coolest (daily mean of 14.62ºC).

2. What should I wear in Chiang Mai today?

For today's very hot weather in Chiang Mai, with the high temperatures above 32ºC (89.6ºF), consider wearing:
- Ultra-thin, breathable socks
- Light, natural fabrics (like cotton or linen)
- Lightweight, loose-fitting shorts
- Airy sandals or flip-flops

Temperature

Early
22°C / 29°C
Morning
18°C / 32°C
Afternoon
22°C / 26°C
Evening
22°C / 24°C

Air quality

Moderate

Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals

  • CO2 446
  • CO 649
  • NH3 0
  • NO2 0
  • O3 154
  • PM10 8
  • PM25 8
  • SO2 2
  • CH4 1,431

Sunrise / Sunset

23:21
10:54