Chiang Rai climate guide

Get the latest coronavirus (Covid-19) updates for Thailand with current travel advice and statistics on new cases per 100,000 and vaccine.

Temperature in Chiang Rai (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
27°C maximum daytime temperature in January in Chiang Rai27
31°C maximum daytime temperature in February in Chiang Rai31
33°C maximum daytime temperature in March in Chiang Rai33
34°C maximum daytime temperature in April in Chiang Rai34
33°C maximum daytime temperature in May in Chiang Rai33
31°C maximum daytime temperature in June in Chiang Rai31
31°C maximum daytime temperature in July in Chiang Rai31
30°C maximum daytime temperature in August in Chiang Rai30
30°C maximum daytime temperature in September in Chiang Rai30
29°C maximum daytime temperature in October in Chiang Rai29
28°C maximum daytime temperature in November in Chiang Rai28
26°C maximum daytime temperature in December in Chiang Rai26
Min temperature (night-time)
12°C minimum night-time temperature in January in Chiang Rai12
13°C minimum night-time temperature in February in Chiang Rai13
16°C minimum night-time temperature in March in Chiang Rai16
20°C minimum night-time temperature in April in Chiang Rai20
22°C minimum night-time temperature in May in Chiang Rai22
23°C minimum night-time temperature in June in Chiang Rai23
23°C minimum night-time temperature in July in Chiang Rai23
22°C minimum night-time temperature in August in Chiang Rai22
22°C minimum night-time temperature in September in Chiang Rai22
20°C minimum night-time temperature in October in Chiang Rai20
17°C minimum night-time temperature in November in Chiang Rai17
12°C minimum night-time temperature in December in Chiang Rai12

Sunshine & Daylight in Chiang Rai

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
11 hours of daylight per day in January in Chiang Rai11
11 hours of daylight per day in February in Chiang Rai11
12 hours of daylight per day in March in Chiang Rai12
13 hours of daylight per day in April in Chiang Rai13
13 hours of daylight per day in May in Chiang Rai13
13 hours of daylight per day in June in Chiang Rai13
13 hours of daylight per day in July in Chiang Rai13
13 hours of daylight per day in August in Chiang Rai13
12 hours of daylight per day in September in Chiang Rai12
12 hours of daylight per day in October in Chiang Rai12
11 hours of daylight per day in November in Chiang Rai11
11 hours of daylight per day in December in Chiang Rai11

Rainfall in Chiang Rai

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
2 days with some rainfall in January in Chiang Rai2
1 day with some rainfall in February in Chiang Rai1
3 days with some rainfall in March in Chiang Rai3
10 days with some rainfall in April in Chiang Rai10
17 days with some rainfall in May in Chiang Rai17
19 days with some rainfall in June in Chiang Rai19
22 days with some rainfall in July in Chiang Rai22
24 days with some rainfall in August in Chiang Rai24
18 days with some rainfall in September in Chiang Rai18
12 days with some rainfall in October in Chiang Rai12
6 days with some rainfall in November in Chiang Rai6
3 days with some rainfall in December in Chiang Rai3
Average monthly rainfall (mm)
14 mm monthly rainfall in January in Chiang Rai14
8 mm monthly rainfall in February in Chiang Rai8
21 mm monthly rainfall in March in Chiang Rai21
81 mm monthly rainfall in April in Chiang Rai81
202 mm monthly rainfall in May in Chiang Rai202
216 mm monthly rainfall in June in Chiang Rai216
295 mm monthly rainfall in July in Chiang Rai295
386 mm monthly rainfall in August in Chiang Rai386
258 mm monthly rainfall in September in Chiang Rai258
135 mm monthly rainfall in October in Chiang Rai135
55 mm monthly rainfall in November in Chiang Rai55
23 mm monthly rainfall in December in Chiang Rai23

More climate for Chiang Rai

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 8 (Very High) in January in Chiang Rai8
UV (maximum) index 10 (Very High) in February in Chiang Rai10
UV (maximum) index 11+ (Extreme) in March in Chiang Rai11
UV (maximum) index 11+ (Extreme) in April in Chiang Rai11
UV (maximum) index 11+ (Extreme) in May in Chiang Rai11
UV (maximum) index 11+ (Extreme) in June in Chiang Rai11
UV (maximum) index 11+ (Extreme) in July in Chiang Rai11
UV (maximum) index 11+ (Extreme) in August in Chiang Rai11
UV (maximum) index 11+ (Extreme) in September in Chiang Rai11
UV (maximum) index 10 (Very High) in October in Chiang Rai10
UV (maximum) index 8 (Very High) in November in Chiang Rai8
UV (maximum) index 7 (High) in December in Chiang Rai7
Heat & Humidity
Low heat & humidity in January in Chiang RaiL
Moderate heat & humidity in February in Chiang RaiM
High heat & humidity in March in Chiang RaiH
Very high heat & humidity in April in Chiang RaiVH
Very high heat & humidity in May in Chiang RaiVH
Very high heat & humidity in June in Chiang RaiVH
High heat & humidity in July in Chiang RaiH
High heat & humidity in August in Chiang RaiH
High heat & humidity in September in Chiang RaiH
High heat & humidity in October in Chiang RaiH
Moderate heat & humidity in November in Chiang RaiM
Low heat & humidity in December in Chiang RaiL

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

What's the climate like in Chiang Rai?

Chiang Rai has a hot tropical climate with a winter dry season.

  • Check out latest deals on holidays in 2021 & beyond
  • Save with latest online deals & discount codes
  • Pay £0 deposits + get free child places

TUITUI deal finder

Recommended for Thailand

  • Top deals & discounts
  • Chiang Rai weather overview
  • More destinations
  • Best time to go to Chiang Rai
  • Chiang Rai 5-day weather forecast
  • Chiang Rai weather today - current conditions (last 24-hours)

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The climate guide for Chiang Rai, Thailand shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.