Average Rainy - Precipitation days in Colombo

Over the course of the year, Colombo experiences 2608 mm of rain across 134 days. On this page you will discover more about the number of precipitation days.

Monthly Distribution of Rainy Days

The wettest month is October, with 16 rainy days bringing 355 mm of rain. In contrast, January sees 5 rainy days with 71 mm of rain.

Amsterdam Precipitation Days Compared World Wide

On average, Colombo receives over 134 days of precipitation annually. For comparison, here is some data from popular tourist destinations around the world:

In Riyadh, Saudi Arabia, there are about 29 precipitation days annually, reflecting its dry desert environment.

In Kuala Lumpur, Malaysia, the city experiences around 212 precipitation days annually, consistent with its tropical rainforest climate.

In Lisbon, Portugal, there are an average of 113 precipitation days annually, characterized by wet winters and dry summers typical of the Mediterranean climate.

In Toronto, Canada, there are about 126 precipitation days per year, with snowfall occurring in winter and rainfall in summer.

Beijing, China, averages 72 precipitation days annually, concentrated in the summer months.

In Brisbane, Australia, the city averages 123 precipitation days per year, making it wetter than Sydney.

Rain Facts From Around the Globe

Let’s explore more fascinating precipitation records:

• Tutunendo, Colombia, gets about 340 days of rain every year, which arguably makes it the wettest place in the world.
• On Réunion Island, a tropical cyclone generated 1825 mm in just 24 hours.
• Singapore receives thunder on 167 days in the year and is considered one of the most thunderous cities in the world.
• The smallest drops that fall are called drizzle drops, and they have a diameter of 0.5 mm.
• Some heavy storms generate "diamond dust," which consists of very small ice crystals that float in the air.

For more detailed information about rainfall patterns in Colombo, visit our Rainfall & Precipitation page.