Last updated: March 2, 2024
The weather in Mountlake Terrace, United States, during April is characterized by an average temperature of 10°C (50°F). Highs can soar to 20°C (69°F), while lows may dip to 3°C (37°F). Typically, the humidity level in Mountlake Terrace throughout April hovers around 84%.
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Average temperature
Maximum temperature
Humidity
In April, Mountlake Terrace averages 117 mm (4.6 inches) of rainfall, typically over the course of 15 rainy days. The month enjoys an average of 13 hours 41 minutes of daylight, with the sun shining for approximately 7 hours 38 minutes each day. Additionally, there is a 50% probability of sunny days during this period.
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Chance of sun
In April, the UV Index in Mountlake Terrace 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 | ||||||||