Climate Insights for Lhasa

The climate in Lhasa is cool. The average annual temperature is 5°C and approximately 740mm of precipitation falls per year. July is the wettest month, receiving around 192mm of rainfall. Lhasa is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: June, August, July. The coldest months are January, February, December, when temperatures can drop to -15°C. Snowfall occurs from January to December, with around 92cm accumulating over the season.

Temperatures in Lhasa vary considerably across the year, with a 34°C difference between the coldest and warmest months. June is the warmest month, though highs remain moderate at 19°C with a mean of 13°C. The coldest month is January, when overnight lows fall to -15°C and the daily average is -7°C. On average, daily temperatures fluctuate by about 13°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 6°C shift in average temperatures.

Lhasa is a relatively dry area, receiving approximately 740mm of precipitation annually, which averages out to around 62mm per month. The wettest month is July, averaging 192mm of rainfall. August and June also tend to see above-average precipitation. The driest month is January, with just 9mm. That's 184mm less than July, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Snowfall is a regular feature from January to December, with around 92cm accumulating over the season. April typically sees the most snow at around 23cm.

Lhasa is relatively calm, with an average annual wind speed of 1km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.

It is currently summer in Lhasa, which began on June 21, 2026. Lhasa is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in June at around 19°C, while the coldest stretch bottoms out in January near -15°C. Autumn is next, beginning on September 23, 2026 — 93 days from now.

The table below shows monthly climate averages for Lhasa based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.