Average Rainy - Precipitation days in Oshima

With 205 days and 2191 mm of annual rain, Oshima in Tokyo Prefecture, Japan, has a moderate precipitation pattern. On this page, you can learn everything about the number of precipitation days.

Monthly Distribution of Rainy Days

June is usually the wettest with 276 mm of rain over 20 rainy days, whereas December averages 107 mm during its 12 rainy days.

Amsterdam Precipitation Days Compared World Wide

Oshima's average annual precipitation falls over 205 days. Let's compare this to some popular worldwide tourist destinations:

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.

In Barcelona, Spain, there are approximately 121 precipitation days per year, evenly distributed across the year with no extreme wet or dry seasons.

Boston, USA, experiences 134 precipitation days annually, including significant snow during winter.

In Shanghai, China, there are approximately 147 precipitation days per year, with a humid subtropical climate.

In Tokyo, Japan, the city sees around 181 precipitation days annually, with significant summer rains due to typhoon season.

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 Oshima, visit our Rainfall & Precipitation page.