Last updated: March 2, 2024
The weather in Nankoku, Japan, during May is characterized by an average temperature of 19°C (67°F). Highs can soar to 26°C (79°F), while lows may dip to 11°C (52°F). Typically, the humidity level in Nankoku throughout May hovers around 82%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In May, Nankoku averages 206 mm (8.1 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 13 hours 53 minutes of daylight, with the sun shining for approximately 9 hours 36 minutes each day. Additionally, there is a 26% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In May, the UV Index in Nankoku reaches a maximum of 11, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, 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 | 2 | 3 | 6 | 9 | 11 | 11 | 11 | 9 | 6 | 3 | 2 | 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 | ||||