Last updated: March 2, 2024
The weather in Yatsushiro, Japan, during September is characterized by an average temperature of 23°C (74°F). Highs can soar to 31°C (88°F), while lows may dip to 16°C (61°F). Typically, the humidity level in Yatsushiro throughout September hovers around 84%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In September, Yatsushiro averages 209 mm (8.2 inches) of rainfall, typically over the course of 17 rainy days. The month enjoys an average of 12 hours 20 minutes of daylight, with the sun shining for approximately 8 hours 33 minutes each day. Additionally, there is a 33% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In September, the UV Index in Yatsushiro reaches a maximum of 11, 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 | 2 | 5 | 8 | 10 | 11 | 10 | 8 | 5 | 3 | 1 | 1 | 0 |
| Exposure | Low | Moderate | VeryHigh | Extreme | VeryHigh | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 15 min | 10 min | 15 min | 30 min | 45 min | ||||||