In March, the weather is warmer than the previous two months, with an average temperature of 22°C (72°F), a maximum temperature of 26°C (78°F), and a minimum temperature of 19 °C (66°F). March is the first month of spring. Temperatures increase and the relative humidity is higher this month. Generally, a shirt or a light jacket is suitable.
The weather in March is gentle and agreeable in Haikou, while other places in most parts of China remain cold. Outdoor activities are popular during the time of the year, and the traditional Junpo Festival in March gives you a chance to participate in many activities in the streets. Hotel rates are often higher than usual, and tourist attractions are crowded. If you plan to visit Haikou during this time, book in advance.
Haikou Average Daily Temperatures Based on Historical Data
| Date | Average High | Average Low | ||
|---|---|---|---|---|
| March 1 | 74 °F | 23.33 °C | 62 °F | 16.67 °C |
| March 2 | 75 °F | 23.89 °C | 62 °F | 16.67 °C |
| March 3 | 75 °F | 23.89 °C | 63 °F | 17.22 °C |
| March 4 | 75 °F | 23.89 °C | 63 °F | 17.22 °C |
| March 5 | 75 °F | 23.89 °C | 63 °F | 17.22 °C |
| March 6 | 76 °F | 24.44 °C | 63 °F | 17.22 °C |
| March 7 | 76 °F | 24.44 °C | 63 °F | 17.22 °C |
| March 8 | 76 °F | 24.44 °C | 64 °F | 17.78 °C |
| March 9 | 76 °F | 24.44 °C | 64 °F | 17.78 °C |
| March 10 | 77 °F | 25 °C | 64 °F | 17.78 °C |
| March 11 | 77 °F | 25 °C | 64 °F | 17.78 °C |
| March 12 | 77 °F | 25 °C | 64 °F | 17.78 °C |
| March 13 | 77 °F | 25 °C | 65 °F | 18.33 °C |
| March 14 | 78 °F | 25.56 °C | 65 °F | 18.33 °C |
| March 15 | 78 °F | 25.56 °C | 65 °F | 18.33 °C |
| March 16 | 78 °F | 25.56 °C | 65 °F | 18.33 °C |
| March 17 | 78 °F | 25.56 °C | 65 °F | 18.33 °C |
| March 18 | 79 °F | 26.11 °C | 66 °F | 18.89 °C |
| March 19 | 79 °F | 26.11 °C | 66 °F | 18.89 °C |
| March 20 | 79 °F | 26.11 °C | 66 °F | 18.89 °C |
| March 21 | 79 °F | 26.11 °C | 66 °F | 18.89 °C |
| March 22 | 79 °F | 26.11 °C | 66 °F | 18.89 °C |
| March 23 | 80 °F | 26.67 °C | 67 °F | 19.44 °C |
| March 24 | 80 °F | 26.67 °C | 67 °F | 19.44 °C |
| March 25 | 80 °F | 26.67 °C | 67 °F | 19.44 °C |
| March 26 | 80 °F | 26.67 °C | 67 °F | 19.44 °C |
| March 27 | 81 °F | 27.22 °C | 67 °F | 19.44 °C |
| March 28 | 81 °F | 27.22 °C | 68 °F | 20 °C |
| March 29 | 81 °F | 27.22 °C | 68 °F | 20 °C |
| March 30 | 81 °F | 27.22 °C | 68 °F | 20 °C |
| March 31 | 82 °F | 27.78 °C | 68 °F | 20 °C |
