Average Rainy - Precipitation days in Rapid City (SD)

With 104 days and 516 mm of annual rain/snow, Rapid City (SD) has a moderate precipitation pattern. On this page, you can learn everything about the number of precipitation days.

Monthly Distribution of Rainy Days

The wettest month is May, with 14 rainy days bringing 112 mm of rain. In contrast, January sees 6 snowy days with 6.6 mm of snow.

Amsterdam Precipitation Days Compared World Wide

Rapid City's average annual precipitation falls over 104 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.

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

In Athens, Greece, it rains around 70 days in the year; therefore, it is one of the driest Mediterranean cities, mainly dominated by winter rainfall.

The climate in San Francisco, USA, sees around 70 precipitation days annually, mostly during the winter months.

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

Here are some amazing facts about rain and precipitation worldwide:

• Cherrapunji, India, records an average of 322 rainy days each year. Despite this, the wettest place is Mount Waialeale in Hawaii with 11500 mm annual rainfall.
• The fastest recorded raindrop fell at 18 meters per second during a thunderstorm in Brazil.
• The Atacama Desert in Chile is so dry that some weather stations have never recorded rainfall since their installation.
• The largest recorded raindrop measured 8.8 mm in diameter during a tropical storm on La Réunion Island.
• Some clouds can weigh up to 500,000 tons, that's equivalent to the weight of 100 elephants.

For more detailed information about rainfall patterns in Rapid City (SD), visit our Rainfall & Precipitation page.