Last updated: March 2, 2024
The weather in Lethem, Guyana, during December is characterized by an average temperature of 28°C (82°F). Highs can soar to 35°C (95°F), while lows may dip to 23°C (73°F). Typically, the humidity level in Lethem throughout December hovers around 59%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Lethem averages 36 mm (1.4 inches) of rainfall, typically over the course of 8 rainy days. The month enjoys an average of 11 hours 55 minutes of daylight, with the sun shining for approximately 10 hours 24 minutes each day. Additionally, there is a 14% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In December, the UV Index in Lethem reaches a maximum of 13, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 | 1 | 3 | 6 | 10 | 12 | 13 | 11 | 8 | 5 | 2 | 1 | 0 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | Moderate | Low | |||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 30 min | 45 min | |||||