Weather in Colombo

• All Year
• Winter
• Spring
• Summer
• Autumn

Yearly weather

Calculations are based on the last 8 years of historical weather data.

Temperatures

• Colombo experiences its warmest temperatures in April, with a maximum of 88.9°F, while July and August are the coolest months, reaching only up to 84.1°F

• Notably, the minimum temperatures remain fairly consistent throughout the year, with the highest minimum in May at 79.2°F

• Overall, Colombo's climate is characterized by mild variations in temperature across the months, without extreme fluctuations.

Conditions

• In Colombo, there is a notable decline in total sun hours from April through October, with May, June, and July experiencing the least amount of sunshine, averaging under 1 hour per day. During this period, precipitation levels surge, particularly in May, indicating a significant rainy season that likely impacts outdoor activities and agriculture.

• Conversely, January to March and November to December show higher levels of sunshine paired with lower precipitation, making these months generally more favorable for outdoor activities and tourism. This clear dichotomy in weather patterns highlights the importance of seasonality in Colombo's climate.

Astronomy

• In Colombo, the earliest sunrise occurs in May at 05:54, while the latest sunrise takes place in February at 06:27, showcasing a modest fluctuation of about 33 minutes throughout the year.

• Sunset times demonstrate a wider shift, with the earliest sunset at 17:50 in November and the latest at 18:30 in July, resulting in a variation of approximately 40 minutes.

• Day length ranges from a shortest duration of 11 hours and 44 minutes in December to a longest duration of 12 hours and 30 minutes in June, indicating a difference of 46 minutes over the course of the year, largely influenced by seasonal changes.

• Overall, Colombo experiences relatively consistent day lengths and sunrise times, with more pronounced changes in sunset times across different months.