Last updated: March 2, 2024
The weather in Portmore, Jamaica, during August is characterized by an average temperature of 28°C (82°F). Highs can soar to 33°C (91°F), while lows may dip to 24°C (76°F). Typically, the humidity level in Portmore throughout August hovers around 78%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In August, Portmore averages 90 mm (3.6 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 12 hours 41 minutes of daylight, with the sun shining for approximately 10 hours 58 minutes each day. Additionally, there is a 45% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In August, the UV Index in Portmore 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 | 9 | 12 | 13 | 12 | 9 | 6 | 3 | 1 | 1 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | High | Moderate | Low | ||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min | ||||