Last updated: March 2, 2024
The weather in Bainbridge Island, United States, during September is characterized by an average temperature of 16°C (62°F). Highs can soar to 26°C (80°F), while lows may dip to 10°C (50°F). Typically, the humidity level in Bainbridge Island throughout September hovers around 74%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In September, Bainbridge Island averages 84 mm (3.3 inches) of rainfall, typically over the course of 13 rainy days. The month enjoys an average of 12 hours 29 minutes of daylight, with the sun shining for approximately 8 hours 28 minutes each day. Additionally, there is a 36% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In September, the UV Index in Bainbridge Island reaches a maximum of 7, indicating a level of High exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, 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 | 1 | 2 | 3 | 5 | 6 | 7 | 6 | 5 | 4 | 2 | 1 | 1 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||