UV Index
UV Index
Today's UV index in Thimphu, Bhutan 
will be up to 13.2, indicating a extreme level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-05-10
UV index at 13.2 in Thimphu means extreme risk: limit outdoor time especially from 10 a.m. to 4 p.m., actively seek shade, wear protective clothing, broad-brimmed hat, apply SPF 30+ sunscreen every 2 hours, and wear UV-blocking sunglasses. Watch for bright surfaces like water and snow increasing UV exposure.
Thimphu's UV index is generally moderate to high, especially during spring and summer months, often ranging between 5 and 8 due to its high altitude and clear skies. The UV index tends to be lower in winter, around 2 to 4.
Thimphu experiences a cool, temperate climate with four distinct seasons. Summers are mild and rainy due to the monsoon, winters are cold and dry with occasional snowfall, spring and autumn are short and pleasant with clear skies and moderate temperatures.
Compared to the wider Himalayan region, Thimphu is cooler and receives more precipitation during summer monsoons. Neighboring Indian states like Sikkim and West Bengal have warmer, more humid climates, while Tibet tends to be colder and drier due to its higher plateau elevation.
See the UV index hour by hour for Thimphu, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.