Average annual temperature is 20.3 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: -2.3 °C
Number of sunny days: 121 days
Number of rainy days: 244 days
Look at detailed online map of Lanzhou
* Weather data for Lanzhou China is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 25.0 | 24.0 | 28.8 | 30.8 | 34.8 | 33.6 | 37.8 | 35.2 | 32.5 | 30.7 | 29.4 | 26.9 |
| Average daytime temperature (°C) | 14.8 | 17.4 | 22.3 | 24.8 | 28.5 | 31.0 | 33.4 | 31.7 | 29.5 | 24.9 | 21.3 | 15.9 |
| Average temperature (°C) | 10.0 | 12.6 | 17.2 | 20.4 | 24.3 | 26.9 | 28.8 | 27.4 | 25.8 | 21.3 | 16.8 | 11.1 |
| Average night temperature (°C) | 5.4 | 8.0 | 12.7 | 17.0 | 20.9 | 23.9 | 25.4 | 24.3 | 23.3 | 18.3 | 12.8 | 6.8 |
| Absolute minimum temperature (°C) | -1.9 | 1.6 | 8.3 | 10.8 | 15.9 | 21.4 | 23.8 | 21.7 | 21.9 | 14.4 | 5.9 | -2.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.8 | 11.3 | 12.0 | 12.7 | 13.4 | 13.7 | 13.5 | 13.0 | 12.3 | 11.6 | 10.9 | 10.6 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 6.7 | 6.3 | 6.2 | 6.6 | 8.6 | 8.6 | 10.7 | 8.4 | 7.4 | 6.5 | 7.4 | 6.7 |
| Precipitation (mm) | 71 | 70 | 165 | 189 | 130 | 191 | 186 | 242 | 275 | 104 | 60 | 44 |
| Sunny days | 18 | 17 | 15 | 7 | 7 | 2 | 8 | 0 | 0 | 12 | 16 | 19 |
| Rainy days | 13 | 11 | 16 | 23 | 24 | 28 | 23 | 31 | 30 | 19 | 14 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Lanzhou during the most sunny months:
The largest precipitation sum in Lanzhou is at