Weather Forecast for Sanya

Hainan, China

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Sunny

Current Weather - Sanya: 27°C

Hainan, China

Sunny

Feels like 28°C

Wind

19 km/h ENE

Humidity

54%

Pressure

1018 mb

UV Index

7

Visibility

10 km

Cloudy

Cloudy

Wednesday, December 17, 2025

High

27°C

Low

20°C

Rain Chance

0%

Hourly Forecast

Cloudy 21°C
05:00
Cloudy 21°C
06:00
Partly Cloudy 20°C
07:00
Partly Cloudy 21°C
08:00
Partly Cloudy 23°C
09:00
Sunny 25°C
10:00
Sunny 26°C
11:00
Sunny 27°C
12:00
Partly Cloudy 27°C
13:00
Cloudy 27°C
14:00
Cloudy 27°C
15:00
Patchy rain nearby 26°C
16:00
Patchy rain nearby 25°C
17:00
Sunny 23°C
18:00
Clear 22°C
19:00
Clear 22°C
20:00
Partly Cloudy 21°C
21:00
Partly Cloudy 21°C
22:00
Partly Cloudy 20°C
23:00
Dec 18

Day Statistics

Maximum Wind

24 km/h

Humidity

76%

Precipitation

0 mm

UV Index

2

Visibility

10 km

Rain Chance

0%

Snow Chance

0%

Sun & Moon

Sunrise

07:07 AM

Sunset

06:09 PM

Moonrise

04:35 AM

Moonset

03:51 PM

Moon Phase

Waning Crescent

Moon Illumination

8%

Air Quality

PM2.5

20.2

μg/m³

PM10

21.3

μg/m³

NO₂

5.1

μg/m³

O₃

103.7

μg/m³

SO₂

10.5

μg/m³

CO

301.3

μg/m³

US EPA Index: 2 GB DEFRA Index: 2

Solar Radiation Data

Shortwave Radiation

500.38

Diffuse Radiation

83.38

DNI

0

GTI

83.8

When to visit Sanya?

Plan your perfect trip with our month-by-month weather guide

⭐ Best months: January February March

January

☀️
24°C
💧
2 Days of rain
❄️
No snowfall
Best time to visit
🥶 Coldest month

February

☀️
25°C
💧
2 Days of rain
❄️
No snowfall
Best time to visit
🌵 Driest month

March

☀️
27°C
💧
4 Days of rain
❄️
No snowfall
Best time to visit

April

☀️
29°C
💧
9 Days of rain
❄️
No snowfall

May

☀️
31°C
💧
21 Days of rain
❄️
No snowfall

June

☀️
31°C
💧
32 Days of rain
❄️
No snowfall
🔥 Hottest month

July

☀️
31°C
💧
41 Days of rain
❄️
No snowfall
🌧 Wettest month,

August

☀️
30°C
💧
39 Days of rain
❄️
No snowfall

September

☀️
30°C
💧
38 Days of rain
❄️
No snowfall

October

☀️
29°C
💧
27 Days of rain
❄️
No snowfall

November

☀️
28°C
💧
9 Days of rain
❄️
No snowfall

December

☀️
25°C
💧
4 Days of rain
❄️
No snowfall