Climate averages 1991–2020
Haikou, China weather
in April.
A warm, moderately wet month: the 3rd warmest and the 6th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
April is a warm month in Haikou, China: daytime highs average 23.6°C and nights cool to about 13.9°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 46 mm of rain on roughly 7 days, which makes April a moderately wet month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 43 min on an average April day.
The nearest other city in this atlas is Anning (18 km away). In April its highs average 24.9°C, 1.3°C warmer than Haikou, China, with 45 mm of rain.
Among the 884 cities listed in China, Haikou, China ranks joint 152nd of 884 for the warmest April highs and joint 380th of 884 for the driest April (rainfall, lowest first). The mean April high of those 884 cities is 20.6°C; Haikou, China is 3.0°C warmer than that mean.
From April to May, average highs rise by 0.6°C to 24.2°C, and monthly rainfall rises from 46 mm to 107 mm.
The annual picture
April in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Haikou, China climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 14.3°C6.4°C | 6.4°C | 27 | 4.3 | 10.811 h |
| February | 17.2°C8.2°C | 8.2°C | 22 | 3.8 | 11.311 h |
| March | 20.9°C11.3°C | 11.3°C | 28 | 5.1 | 12.012 h |
| April, selected | 23.6°C13.9°C | 13.9°C | 46 | 7.2 | 12.713 h |
| May | 24.2°C15.8°C | 15.8°C | 107 | 13.2 | 13.313 h |
| June | 23.7°C17.2°C | 17.2°C | 215 | 22.7 | 13.614 h |
| July | 23.1°C17.4°C | 17.4°C | 254 | 26.1 | 13.514 h |
| August | 23.1°C17.2°C | 17.2°C | 235 | 25.4 | 13.013 h |
| September | 21.6°C15.9°C | 15.9°C | 147 | 20.3 | 12.312 h |
| October | 19.3°C13.4°C | 13.4°C | 87 | 13.7 | 11.612 h |
| November | 16.7°C9.8°C | 9.8°C | 28 | 4.7 | 11.011 h |
| December | 13.9°C6.7°C | 6.7°C | 16 | 3.4 | 10.611 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
April in nearby cities
- Anning in AprilChina · 18 kmHigh 24.9°C · Low 13.6°C · 45 mm rain
- Majie in AprilChina · 29 kmHigh 24.4°C · Low 13.1°C · 69 mm rain
- Kunming in AprilChina · 32 kmHigh 24.1°C · Low 13.4°C · 69 mm rain
- Longquan in AprilChina · 44 kmHigh 26.8°C · Low 15.1°C · 36 mm rain
- Yuxi in AprilChina · 47 kmHigh 25.8°C · Low 14.4°C · 50 mm rain
- Miyang in AprilChina · 97 kmHigh 27.0°C · Low 15.0°C · 42 mm rain
- Chuxiong in AprilChina · 108 kmHigh 25.7°C · Low 13.1°C · 39 mm rain
- Zhongshu in AprilChina · 124 kmHigh 24.6°C · Low 13.2°C · 56 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Haikou) is explained once on the Haikou, China year overview and on the Sources, method and limits page.