Weather in Jamaica in September

In September, the weather in Jamaica is typically warm and inviting, with average temperatures being consistently comfortable for outdoor activities. The month sees increased rainfall, yet sunshine hours remain abundant, making it possible for travellers to enjoy the lush surroundings. Humidity might be higher, but the coastal breezes often provide relief. The weather is generally suited for outdoor exploration, with some local seasonal highlights adding to the allure of the month.

September Climate Overview

• Average Temperature: 25°C to 30°C
• Rainfall: Moderate, around 150mm
• Sunshine Hours: Approximately 7 hours per day
• Sea Temperature: 29°C
• Humidity: High, around 85%
• Wind Speed: 15 km/h

What to Expect in September

Daytime Conditions

During the day, temperatures peak between 27°C and 30°C, offering warm, tropical conditions. The sun shines brightly, although high humidity levels may create a muggy feel. Sunscreen and hats are advisable for sun protection.

Rainfall Patterns

Rainfall in September can be sporadic yet intense at times, with showers mainly occurring in the late afternoon. It’s wise to be prepared for swift rains that might briefly interrupt plans but typically clear up soon afterward.

Evening Conditions

Nights are comfortably cooler, dropping to around 24°C. Breezes from the sea can create a pleasant atmosphere, perfect for outdoor dining or evening strolls. Humidity remains, but is tempered by the cooler temperatures.

Best Activities in Jamaica in September

• Outdoor Activities: Explore Jamaica’s lush landscapes with activities like hiking in the Blue Mountains or sightseeing in the botanical gardens.
• Seasonal Highlights: September offers rich vegetation and can be the start of some local harvests, providing a green and abundant setting.
• Water-based or Nature-based Activities: Snorkelling or diving can be enjoyable with warm sea temperatures inviting you to experience Jamaica’s vibrant marine life.

What to Pack for September

• Light clothing that is suitable for both daytime and evening temperatures
• Protection from both sun and rain, such as a hat, high-SPF sunscreen, and an umbrella
• Sturdy footwear for walking, hiking, or navigating city streets
• A reusable water bottle to stay hydrated in the humid conditions