Last updated: March 2, 2024
The weather in Koriyama, Japan, during October is characterized by an average temperature of 14°C (58°F). Highs can soar to 26°C (78°F), while lows may dip to 4°C (40°F). Typically, the humidity level in Koriyama throughout October hovers around 80%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In October, Koriyama averages 190 mm (7.5 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 11 hours 12 minutes of daylight, with the sun shining for approximately 6 hours 36 minutes each day. Additionally, there is a 36% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In October, the UV Index in Koriyama reaches a maximum of 6, indicating a level of High exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 25 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 | 4 | 5 | 6 | 6 | 5 | 3 | 2 | 1 | 1 | 0 | 0 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||