Last updated: March 2, 2024
The weather in Bukit Mertajam, Malaysia, during December is characterized by an average temperature of 28°C (82°F). Highs can soar to 33°C (92°F), while lows may dip to 24°C (75°F). Typically, the humidity level in Bukit Mertajam throughout December hovers around 90%.
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Average temperature
Maximum temperature
Humidity
In December, Bukit Mertajam averages 253 mm (9.9 inches) of rainfall, typically over the course of 23 rainy days. The month enjoys an average of 11 hours 48 minutes of daylight, with the sun shining for approximately 9 hours 19 minutes each day. Additionally, there is a 18% probability of sunny days during this period.
Precipitation
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Chance of sun
In December, the UV Index in Bukit Mertajam reaches a maximum of 12, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 10 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 | 0 | 1 | 2 | 5 | 8 | 11 | 12 | 11 | 8 | 5 | 3 | 1 | 1 |
| Exposure | Low | Moderate | VeryHigh | Extreme | VeryHigh | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 15 min | 10 min | 15 min | 30 min | 45 min | ||||||