It is cool in May in Lanzhou. The temperature climbs to 24 °C (75.2 °F) during the day. You may feel cool in the afternoon, so a light jacket or sweater is recommended for your comfort.
May marks the peak travel season in Lanzhou, as Labor Day comes. Many tourists plan to travel to Lanzhou to celebrate the holiday and relax.
Lanzhou Average Daily Temperatures Based on Historical Data
| Date | Average High | Average Low | ||
|---|---|---|---|---|
| May 1 | 71 °F | 21.67 °C | 46 °F | 7.78 °C |
| May 2 | 71 °F | 21.67 °C | 47 °F | 8.33 °C |
| May 3 | 72 °F | 22.22 °C | 47 °F | 8.33 °C |
| May 4 | 72 °F | 22.22 °C | 47 °F | 8.33 °C |
| May 5 | 72 °F | 22.22 °C | 48 °F | 8.89 °C |
| May 6 | 72 °F | 22.22 °C | 48 °F | 8.89 °C |
| May 7 | 73 °F | 22.78 °C | 48 °F | 8.89 °C |
| May 8 | 73 °F | 22.78 °C | 48 °F | 8.89 °C |
| May 9 | 73 °F | 22.78 °C | 49 °F | 9.44 °C |
| May 10 | 73 °F | 22.78 °C | 49 °F | 9.44 °C |
| May 11 | 74 °F | 23.33 °C | 49 °F | 9.44 °C |
| May 12 | 74 °F | 23.33 °C | 50 °F | 10 °C |
| May 13 | 74 °F | 23.33 °C | 50 °F | 10 °C |
| May 14 | 74 °F | 23.33 °C | 50 °F | 10 °C |
| May 15 | 75 °F | 23.89 °C | 50 °F | 10 °C |
| May 16 | 75 °F | 23.89 °C | 51 °F | 10.56 °C |
| May 17 | 75 °F | 23.89 °C | 51 °F | 10.56 °C |
| May 18 | 75 °F | 23.89 °C | 51 °F | 10.56 °C |
| May 19 | 75 °F | 23.89 °C | 51 °F | 10.56 °C |
| May 20 | 76 °F | 24.44 °C | 51 °F | 10.56 °C |
| May 21 | 76 °F | 24.44 °C | 52 °F | 11.11 °C |
| May 22 | 76 °F | 24.44 °C | 52 °F | 11.11 °C |
| May 23 | 76 °F | 24.44 °C | 52 °F | 11.11 °C |
| May 24 | 76 °F | 24.44 °C | 52 °F | 11.11 °C |
| May 25 | 77 °F | 25 °C | 52 °F | 11.11 °C |
| May 26 | 77 °F | 25 °C | 53 °F | 11.67 °C |
| May 27 | 77 °F | 25 °C | 53 °F | 11.67 °C |
| May 28 | 77 °F | 25 °C | 53 °F | 11.67 °C |
| May 29 | 77 °F | 25 °C | 53 °F | 11.67 °C |
| May 30 | 78 °F | 25.56 °C | 53 °F | 11.67 °C |
| May 31 | 78 °F | 25.56 °C | 53 °F | 11.67 °C |
