Last updated: March 2, 2024
The weather in Wiang Sa, Thailand, during September is characterized by an average temperature of 27°C (81°F). Highs can soar to 34°C (94°F), while lows may dip to 23°C (73°F). Typically, the humidity level in Wiang Sa throughout September hovers around 85%.
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Average temperature
Maximum temperature
Humidity
In September, Wiang Sa averages 188 mm (7.4 inches) of rainfall, typically over the course of 23 rainy days. The month enjoys an average of 12 hours 13 minutes of daylight, with the sun shining for approximately 8 hours 40 minutes each day. Additionally, there is a 15% probability of sunny days during this period.
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Chance of sun
In September, the UV Index in Wiang Sa reaches a maximum of 14, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 10 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 1 | 3 | 6 | 9 | 12 | 14 | 13 | 10 | 7 | 3 | 1 | 1 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | High | Moderate | Low | ||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min | ||||