Haikou Weather in March
With daytime temperatures of 25°C (77°F) and nighttime lows of 21°C (70°F), March in Haikou brings high temperatures during the day. The perfect weather makes it an appealing time to visit.
Rainfall in Haikou in March
Past climate data indicates that roughly 12 days will see rain, totalling around 44 mm (1.7 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Haikou in March
Weather in Haikou is at its perfect in March. Highs reach 25°C (77°F), while nights settle around 21°C (70°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With lows of 21°C (70°F), the nights are warm and generally comfortable.
Sunshine in Haikou in March
The area experiences a moderate amount of sunshine, with approximately 142 hours of sunlight expected. This means a decent mix of sun and overcast.
Wind Speed in Haikou in March
Wind speeds average 3 m/s (6 knots) during March. At this speed, light breezes keep leaves and small twigs in gentle motion while the wind also provides natural cooling. Since this is an average, some days are more tranquil while others have more persistent light winds that are more noticeable.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, March, April, November and December typically offer the best weather for Haikou.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit China, check out our Haikou's climate page.
Haikou Temperature in March
Min Temperature
21°C (70°F)
Max Temperature
25°C (77°F)
Chance of Rain
39%
Precipitation
44 mm (1.7 in)
Rainy days
12 days
Humidity
85%
Windspeed
3 m/s (6 knots)
Sunshine
142 hours
Percentage Sunshine
37%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Haikou typically rise from around 24°C (75°F) at the start of March to approximately 28°C (82°F) by the end. Nights are pleasant, with lows typically ranging from 17°C (63°F) to 21°C (70°F).
Average temperatures in March
Historical weather for Haikou in March
Browse day-by-day weather records for Haikou spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Haikou historical weather extremes in March
Our historical data for Haikou spans 1976 to 2026, revealing these weather extremes.
- The warmest day in March was on March 31, 2026, with a maximum of 39°C (102°F).
- Haikou experienced its chilliest March day on March 1, 1986, reaching only 11°C (52°F).
- The coldest night in March in Haikou was on March 2, 1986, with a minimum of 7°C (45°F).
Best Places in China in March
Find out more about the weather in China and which places have the best travel conditions in this month. See all of China in March →
perfect weather
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tolerable
unpleasant
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What to Wear in Haikou in March
Warm but pleasant conditions in Haikou in March. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Haikou in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit China, check out our Haikou's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Haikou climate overview or explore weather in China.
