Golden Triangle Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Golden Triangle.
Climate overview of Golden Triangle
Golden Triangle, Chiang Rai Province, Thailand, experiences moderate temperature changes through the seasons. April is the warmest month with daytime highs of 36°C (97°F), while January is the coolest at 28°C (82°F).
Rainfall is high, totalling around 2089 mm (82 in) per year. July is the wettest month and February the driest. The city also experiences distinct dry (December to March) and wet (May to September) seasons. The sunniest month is March, with 9.8 hours of sunshine per day on average.
Golden Triangle Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Golden Triangle — and find the best time to visit.
Monthly Temperature in Golden Triangle
The weather in Golden Triangle changes moderately throughout the year, offering enough variation to appreciate each season. Average maximum daytime temperatures range from a very hot 36°C (97°F) in April, the warmest time of the year, to a comfortable 28°C (82°F) during cooler months like January.
At night, you can expect temperatures ranging from 25°C (77°F) in April to around 15°C (59°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Golden Triangle
Golden Triangle has a relatively rainy climate with high precipitation levels, averaging 2089 mm (82 in) of rainfall annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, July it receives heavy rainfall, averaging 415 mm (16 in) of precipitation, recorded across 22 rainy days. In contrast, the driest month February brings less rainfall, with 15 mm (0.6 in) over 2 rainy days. For more details, please visit our Golden Triangle Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
Sunshine Hours in Golden Triangle
Seasonal changes in sunshine hours are quite dramatic in Golden Triangle. While March receives considerable daily sunshine with up to 9.8 hours, August marks the darkest time of the year, where sunshine is scarce with only 3.9 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Golden Triangle by Month
The relative humidity is high throughout the year in Golden Triangle.
The city experiences its highest humidity in August, reaching 84%. In March, the humidity drops to its lowest level at 62%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Golden Triangle
For a more comfortable experience, start your day early when the weather is cooler, or take advantage of the gentle breezes in the late afternoon.
The rainy season occurs during May, June, July, August and September, when the area experiences its heaviest rainfall. Need help choosing your next travel destination? We offer a specialized tool that matches you with locations based on your weather preferences. Explore destinations that suit your climate preferences.
Frequently asked questions about the climate in Golden Triangle
What is the best time to visit Golden Triangle?
January and December typically offer the most optimal weather in Golden Triangle. In contrast, March, April, May, June, July, August and September tend to have less optimal conditions. Golden Triangle has distinct dry (December to March) and wet (May to September) seasons.
What temperatures can I expect in Golden Triangle?
Daytime highs range from 28°C (82°F) in January to 36°C (97°F) in April. Nighttime lows range from 15°C (59°F) to 25°C (77°F).
How much rain does Golden Triangle get?
Annual rainfall is around 2089 mm (82 in). July is the wettest month with 415 mm (16 in), while February is the driest with 15 mm (0.6 in).
How sunny is Golden Triangle?
Golden Triangle receives around 2,555 hours of sunshine per year. March is the sunniest month with 295 hours, while August is the cloudiest with just 117 hours. Overall, Golden Triangle enjoys abundant sunshine.
Golden Triangle 3-Day Forecast
Golden Triangle 3-Day Forecast
Golden Triangle on the map
Golden Triangle is highlighted — select any city to see its climate.
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