Last updated: March 2, 2024
The weather in Bellingham, United States, during April is characterized by an average temperature of 9°C (48°F). Highs can soar to 17°C (63°F), while lows may dip to 2°C (36°F). Typically, the humidity level in Bellingham throughout April hovers around 86%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In April, Bellingham averages 127 mm (5.0 inches) of rainfall, typically over the course of 15 rainy days. The month enjoys an average of 13 hours 44 minutes of daylight, with the sun shining for approximately 8 hours 0 minutes each day. Additionally, there is a 53% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In April, the UV Index in Bellingham reaches a maximum of 6, 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 | 4 | 5 | 6 | 5 | 4 | 3 | 2 | 1 | 1 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||