Average Rainy - Precipitation days in Alphen aan den Rijn

Over the course of the year, Alphen aan den Rijn experiences 915 mm of rain/snow across 185 days. On this page you will discover more about the number of precipitation days.

Monthly Distribution of Rainy Days

Precipitation peaks in August with 93 mm falling over 13 rainy days. The driest period is April, receiving 56 mm across 13 rainy days.

Amsterdam Precipitation Days Compared World Wide

On average, Alphen aan den Rijn receives over 185 days of precipitation annually. For comparison, here is some data from popular tourist destinations around the world:

Las Vegas, USA, gets about 26 precipitation days annually, which is typical for its arid desert climate.

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.

Chicago, USA, has 133 precipitation days annually, with a mix of rain and snow.

Osaka, Japan, experiences 198 precipitation days annually, with wetter summers compared to winter.

Adelaide, Australia, records about 86 precipitation days per year, with dry summers and wet winters.

Fun facts about Rain from Around the World

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 Alphen aan den Rijn, visit our Rainfall & Precipitation page.