NE 3 mph
Feels like: 104°F
Precip: 0%
World Resorts China Hainan May Weather

Hainan Weather: May

Average Day Temperature: 93.4°F
Average Night Temperature: 75.4°F
Sea Water Temperature: 87.7°F
Number of Sunny Days: 13 days
Sunshine Hours: 12.8 - 13.2 hours
Number of Rainy Days: 19 days
Precipitation Totals: 8.4 in

Air Temperature in May, °F

Select Year: 2018 2017 2016

The highest day temperature in May 2018 was 99°F. The lowest night temperature was 73°F. The average values for day and night temperatures during May were 94.8°F и 76.2°F respectivly.

Hainan Water Sea Temperature in May, °F

Select Year: 2018 2017 2016

The average sea surface temperature in May 2018 for Hainan was 89.2°F. The maximum and minimum values were 85.0°F and 91.6°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in May are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in May, in

Precipitation total in May for Hainan is 8.4 in.

Wind Speed in May, mph

The average wind speed in May is 3.7 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Hainan in May is 8.0 hours.

Best Time to Visit Hainan
The most sunny months:
June 14 days
May 13 days
August 12 days
The most warm months:
August 93.8 °F
June 93.7 °F
May 93.4 °F
Warmest sea temperature:
June 89.9 °F
July 89.9 °F
August 89.8 °F
The most cold months:
January 71.2 °F
December 71.6 °F
February 75.7 °F
The most rainy months:
July 20 days
May 19 days
September 19 days
The most windy months:
March 4 mph
April 4 mph
October 4 mph

Hainan on the Weather Map

China Resorts:
Beijing +88
Dalian +82
Guangzhou +102
Hainan +92
Hangzhou +100
Hong Kong +94
Nantong +92
Ningbo +94
Qinhuangdao +84
Quingdao +88
Shanghai +94
Suzhou +96
Tianjin +92
Xiamen +96
Yantai +86
24 Hours Weather Forecast
Local time: 15:01
18 aug, saturday
1800 86°F
2 mph
2100 80°F
2 mph
19 aug, sunday
0000 78°F
2 mph
0300 78°F
4 mph
0600 78°F
4 mph
0900 86°F
3 mph
1200 92°F
2 mph
1500 92°F
2 mph