Rainfall totals from Hurricane Hilary

The tropical storm drenched the region with record-breaking rain

National Weather Service rainfalls San Diego Count Hurricane Hilary

Rainfalls reported on Monday, Aug. 21.

San Diego had a wet start to the week thanks to rain from Tropical Storm Hilary — the first storm of its kind to make landfall in 84 years. This historic event also soaked San Diego County with rainfall totals that shattered records.

According to the National Weather Service, the City of San Diego tallied 1.82 inches of rain on Sunday, Aug. 20, its highest total ever recorded for a day in August. The same record was set in Oceanside Harbor (2.38 inches), Ramona (2.03 inches), and El Cajon (1.86 inches).

The storm also drenched Cuyamaca (4.11 inches), Escondido (2.66 inches), and Vista (2.12 inches). These single-day measurements surpass rainfall records in those communities for the entire month of August.

More impressive rainfall totals:

  • Mount Laguna: 7.11 inches
  • Fallbrook: 3.08 inches
  • Carlsbad: 2.50 inches
  • Encinitas: 2.14 inches
  • Borrego Springs: 2.01 inches
More from SDtoday
From downtown San Diego and Balboa Park to City Heights and Mira Mesa — there are many fun community celebrations of the Lunar New Year in 2025.
If you don’t have coffee already in hand, consider this your sign to grab some.
To LA, with love — here’s how SD can help victims of the devastating January 2025 wildfires in Los Angeles.
Whew, 2025 is shaping up to be an eventful year in America’s Finest City.
Whether you’re a history buff, art aficionado, or science fan, these 28 museums in San Diego have it all.
All of these writers have ties to America’s Finest City.
The biggest step in completing your New Year’s resolution? Show up.
These city gifts are way better than a Jelly of the Month Club membership.
December Nights, the OB Christmas tree, holiday lights, and ice skating? We’d watch the heck out of this fictional, AI-generated holiday movie set in America’s Finest City.
The iconic, highly-photographed structure closed in January 2022 for a $26.45 million renovation project, but reopened to the public in December 2024.