Last updated: March 2, 2024
The weather in Katsuyama, Japan, during May is characterized by an average temperature of 15°C (59°F). Highs can soar to 26°C (79°F), while lows may dip to 2°C (36°F). Typically, the humidity level in Katsuyama throughout May hovers around 83%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In May, Katsuyama averages 201 mm (7.9 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 14 hours 4 minutes of daylight, with the sun shining for approximately 9 hours 43 minutes each day. Additionally, there is a 24% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In May, the UV Index in Katsuyama 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 | 2 | 4 | 7 | 9 | 10 | 11 | 10 | 8 | 5 | 3 | 1 | 1 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | Moderate | Low | |||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 30 min | 45 min | |||||