Weather forecast for 10 daysSanya, China

Weather forecast for the weekend

Sunday 18. Oct 2026

  • 32°C
  • 25°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 16km/hE 86°
  • Humidity: 68%
  • UV index: 11
  • Sunrise: 06:36 CST
  • Sunset: 18:17 CST
  • ▼
Tomorrow, in Sanya, a bright and mostly cloud-free sky is in store.
Forecasted temperatures will peak at a humid 32°C and dip to a minimum of a warm 25°C.
The maximum heat index, which indicates how humid air affects the felt temperature, is appraised at a blistering 40°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Tomorrow, the predicted maximum temperature should be consistent with October's typical high of 30.2°C.
Sunrise will be at 06:36 and sunset at 18:17; tomorrow's daylight will last for 11h and 41min.

10-day overview

Daily temperatures

Warmest period: tomorrow - Thursday 32°C.
Coldest period: Friday - Monday 31°C.

Chance of precipitation

Highest chance: Wednesday 42%.

Long-term weather forecast

  • Saturday
  • 17. Oct 2026
  • min.
  • 25°C
Mostly Clear
Mostly Clear
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Wind: 15km/hNE 55°
  • Humidity: 80%
  • UV index: 0
  • Sunrise: 06:36 CST
  • Sunset: 18:18 CST
  • ▼
  • Sunday
  • 18. Oct 2026
  • 32°C
  • 25°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 16km/hE 86°
  • Humidity: 68%
  • UV index: 11
  • Sunrise: 06:36 CST
  • Sunset: 18:17 CST
  • ▼
  • Monday
  • 19. Oct 2026
  • 32°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Wind: 19km/hE 80°
  • Humidity: 68%
  • UV index: 11
  • Sunrise: 06:36 CST
  • Sunset: 18:17 CST
  • ▼
  • Tuesday
  • 20. Oct 2026
  • 32°C
  • 26°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 11km/hE 95°
  • Humidity: 69%
  • UV index: 11
  • Sunrise: 06:36 CST
  • Sunset: 18:16 CST
  • ▼
  • Wednesday
  • 21. Oct 2026
  • 32°C
  • 25°C
PM Showers
PM Showers
  • Precip. probability: 42%
  • Precipitation: 3mm
  • Wind: 16km/hE 80°
  • Humidity: 71%
  • UV index: 11
  • Sunrise: 06:37 CST
  • Sunset: 18:15 CST
  • ▼
  • Thursday
  • 22. Oct 2026
  • 32°C
  • 25°C
PM Showers
PM Showers
  • Precip. probability: 33%
  • Precipitation: 1mm
  • Wind: 15km/hE 86°
  • Humidity: 66%
  • UV index: 11
  • Sunrise: 06:37 CST
  • Sunset: 18:15 CST
  • ▼
  • Friday
  • 23. Oct 2026
  • 31°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0mm
  • Wind: 12km/hSE 144°
  • Humidity: 71%
  • UV index: 10
  • Sunrise: 06:37 CST
  • Sunset: 18:14 CST
  • ▼
  • Saturday
  • 24. Oct 2026
  • 31°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 15km/hWSW 238°
  • Humidity: 70%
  • UV index: 10
  • Sunrise: 06:38 CST
  • Sunset: 18:14 CST
  • ▼
  • Sunday
  • 25. Oct 2026
  • 31°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 14km/hWSW 239°
  • Humidity: 69%
  • UV index: 8
  • Sunrise: 06:38 CST
  • Sunset: 18:13 CST
  • ▼
  • Monday
  • 26. Oct 2026
  • 31°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0mm
  • Wind: 14km/hE 99°
  • Humidity: 68%
  • UV index: 9
  • Sunrise: 06:38 CST
  • Sunset: 18:12 CST
  • ▼
Looking ahead, conditions suggest a period of cloud-filled, sun-filled and damp weather is forecasted.
Rainfall is predicted for Wednesday and Thursday.
The high temperatures are expected to remain largely stable over the next several days. Expected highs will hover between 31°C and 32°C, while the lowest nightly temperature differences will be also negligible, as the minimum temperature will fluctuate between 25°C and 26°C.
Sunday through Thursday, with the highest temperature of 32°C, will be the hottest days; with a maximum temperature of 31°C, Friday through next Monday will be the coldest days.
Including the humidity's impact, the maximum feel-like temperature may increase substantially and vary between a torrid 37°C and a torridly hot 41°C.
Updated: Oct 17, 2026 @ 09:13:21 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, in Sanya, sunshine will take center stage, with just faint traces of clouds.

Tomorrow, the maximum temperature will be 32°C, while the minimum temperature will be 25°C. The maximum heat index, which combines air temperature and relative humidity, is assessed at 40°C.
Tomorrow, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature will be also in line with the average low of 23.4°C.

On Sunday, in Sanya, sunrise will be at 06:36 and sunset at 18:17 (CST).

Tomorrow, the daylight will last for 11h and 41min.