Sanya
September
Weather in Sanya for September 2026
Your guide to Sanya weather in September - trends and predictions
In general, the average temperature in Sanya at the beginning of September is 30.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 29 °C by the end of September.
Sanya experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 442.6 mm.
Is September a good time to visit Sanya? check out the best time to travel to Sanya page.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
6
Dry days
24
Rainy days
0
Snow days
30°/25°
Temperatures
14 km/h
Avg max wind
83 %
Avg humidity
Sanya Weather September
Move between months or click on a day
Temperatures trend during September in Sanya
See the weather trend as well as the moving average line
September weather in Sanya day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 30° /25° | 2.1 mm | 7 | |
| 2 Sept. |  Moderate or heavy rain shower | 31° /25° | 4.8 mm | 7 | |
| 3 Sept. | Moderate rain at times | 30° /25° | 3.8 mm | 7 | |
| 4 Sept. | Patchy rain possible | 31° /25° | 1.3 mm | 7 | |
| 5 Sept. |  Heavy rain at times | 31° /25° | 5.8 mm | 7 | |
| 6 Sept. | Moderate or heavy rain shower | 29° /25° | 28.1 mm | 7 | |
| 7 Sept. | Moderate or heavy rain shower | 29° /25° | 35.4 mm | 6 | |
| 8 Sept. |  Overcast | 30° /25° | 0.2 mm | 7 | |
| 9 Sept. | Patchy rain possible | 30° /25° | 5.3 mm | 7 | |
| 10 Sept. | Moderate or heavy rain shower | 28° /24° | 6.2 mm | 6 | |
| 11 Sept. | Moderate or heavy rain shower | 30° /25° | 12.1 mm | 7 | |
| 12 Sept. | Patchy rain possible | 30° /24° | 3.2 mm | 7 | |
| 13 Sept. | Moderate or heavy rain shower | 30° /24° | 3.6 mm | 7 | |
| 14 Sept. | Patchy rain possible | 30° /24° | 2.3 mm | 7 | |
| 15 Sept. | Patchy rain possible | 30° /24° | 2.5 mm | 7 | |
| 16 Sept. | Moderate or heavy rain shower | 30° /24° | 9 mm | 7 | |
| 17 Sept. | Moderate rain at times | 30° /24° | 4.7 mm | 7 | |
| 18 Sept. | Patchy rain possible | 31° /24° | 3.5 mm | 7 | |
| 19 Sept. | Moderate or heavy rain shower | 29° /24° | 37.3 mm | 7 | |
| 20 Sept. | Heavy rain at times | 30° /24° | 4.6 mm | 7 | |
| 21 Sept. | Patchy rain possible | 30° /25° | 10 mm | 7 | |
| 22 Sept. | Moderate or heavy rain shower | 29° /24° | 21 mm | 6 | |
| 23 Sept. | Moderate or heavy rain shower | 28° /23° | 44.4 mm | 7 | |
| 24 Sept. | Moderate or heavy rain shower | 28° /24° | 9.1 mm | 7 | |
| 25 Sept. |  Cloudy | 29° /25° | 0.9 mm | 6 | |
| 26 Sept. |  Sunny | 30° /24° | 3.6 mm | 7 | |
| 27 Sept. | Sunny | 30° /24° | 3.7 mm | 7 | |
| 28 Sept. | Overcast | 28° /25° | 43.4 mm | 7 | |
| 29 Sept. | Patchy rain possible | 29° /25° | 25.4 mm | 7 | |
| 30 Sept. | Patchy rain possible | 29° /25° | 12 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for Sanya in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Sanya forecast closer to your planned date for the most up-to-date weather information.
Change Month
Sanya weather in September vs August vs October
Compare September weather in Sanya with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
| August | September | October | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Moderate or heavy rain shower |
| Temperatures | 30°/25° | 30°/25° | 28°/23° |
| Rainfall | 532 mm | 443 mm | 223 mm |
| Wind | 17 km/h | 14.1 km/h | 17 km/h |
| Humidity | 83% | 83% | 82% |
| Rainy days | 28 days | 24 days | 23 days |
| Dry days | 3 days | 6 days | 8 days |
Planning a trip to Sanya? Discover the best time to visit
Sanya in September - FAQ
What are the expected maximum and minimum temperatures in Sanya during September?
During September, expect a variety of temperatures with highs around 30° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in Sanya during September?
Significant rainfall exceeding 442.6 mm is expected in Sanya during September, occurring over more than 24 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Sanya during September?
The average wind speed in Sanya during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Sanya in September?
As you prepare for your trip to Sanya in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Sanya, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
- Insect Repellent: For destinations with mosquitos or other insects
September rainfall patterns in Sanya
Explore the daily rainfall trends and prepare for Sanyas September weather 💧
UV exposure in Sanya during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Quick links
More Sanya weather pages
You are here
Where is Sanya?Get accurate weather forecasts for Sanya, located at latitude 18.243 and longitude 109.505. Stay updated with localized weather information tailored for Sanya.
Found a mistake?
We appreciate your attention to details. Tell us here.