Seattle experiences rain on about 150 to 156 days per year on average, making it one of the U.S. cities with the most "rain days" annually
. However, the rainfall is often light drizzle rather than heavy downpours, contributing to its reputation for frequent but mild rain
. The rainiest months are typically November, December, and January, with November receiving around 6.3 inches of rain, while the summer months (June through September) are much drier, especially July with only about 0.6 inches of rain
. Despite the high number of rainy days, Seattle's total annual precipitation (around 37 to 38 inches) is moderate compared to other U.S. cities like New Orleans or Houston
. In summary:
- Average rainy days per year: approximately 150–156 days
- Rainfall type: mostly light rain or drizzle
- Rainiest months: November, December, January
- Driest months: July and August
- Total annual precipitation: about 37–38 inches
This means Seattle rains frequently but usually lightly, especially in fall and winter, while summers are relatively dry and sunnier
