August Weather in Saint John's

Last updated: March 2, 2024

The weather in Saint John's, Antigua and Barbuda, during August is characterized by an average temperature of 27°C (82°F). Highs can soar to 28°C (84°F), while lows may dip to 26°C (78°F). Typically, the humidity level in Saint John's throughout August hovers around 83%.

Precipitation and Sunshine hours

In August, Saint John's averages 97 mm (3.8 inches) of rainfall, typically over the course of 18 rainy days. The month enjoys an average of 12 hours 39 minutes of daylight, with the sun shining for approximately 11 hours 20 minutes each day. Additionally, there is a 48% probability of sunny days during this period.

UV Index

In August, the UV Index in Saint John's 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.

Monthly weather in Saint John's

• Saint John's weather January
• Saint John's weather February
• Saint John's weather March
• Saint John's weather April
• Saint John's weather May
• Saint John's weather June
• Saint John's weather July
• Saint John's weather August
• Saint John's weather September
• Saint John's weather October
• Saint John's weather November
• Saint John's weather December