Last updated: March 2, 2024
The weather in Belfast, United States, during October is characterized by an average temperature of 11°C (51°F). Highs can soar to 22°C (71°F), while lows may dip to 1°C (34°F). Typically, the humidity level in Belfast throughout October hovers around 82%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In October, Belfast averages 130 mm (5.1 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 10 hours 55 minutes of daylight, with the sun shining for approximately 6 hours 49 minutes each day. Additionally, there is a 40% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In October, the UV Index in Belfast reaches a maximum of 5, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 30 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 | 1 | 2 | 3 | 5 | 5 | 5 | 4 | 3 | 2 | 1 | 1 | 0 |
| Exposure | Low | Moderate | Low | ||||||||||
| Time to burn | 45 min | 30 min | 45 min | ||||||||||