Average Rainy - Precipitation days in Negombo

Over the course of the year, Negombo experiences 2342 mm of rain across 122 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 15 rainy days bringing 338 mm of rain. In contrast, January sees 4 rainy days with 48 mm of rain.

Amsterdam Precipitation Days Compared World Wide

On average, Negombo receives over 122 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.

Singapore, Singapore, records about 175 precipitation days per year, with rain spread fairly evenly throughout the year.

Seville, Spain, experiences 103 precipitation days annually, with wet winters and dry summers typical of southern Spain.

Every year, the city of New York, USA, records about 130 precipitation days, with rainfall evenly distributed throughout the year.

In Seoul, South Korea, the city experiences 106 precipitation days annually, with most rain falling during the summer monsoon season.

Perth, Australia, sees approximately 103 precipitation days annually, mostly during the winter months.

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 Negombo, visit our Rainfall & Precipitation page.