Pasadena Braces for Cooler Temperatures, Chance of Rain Next Week

Warm, dry weather to dominate through the weekend before a Pacific storm system brings changes.

Apr. 17, 2026 at 12:41pm

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A sweeping, atmospheric landscape painting depicting the dramatic, natural transition of weather conditions over the city of Pasadena, with the urban landscape dwarfed by the overwhelming scale of the approaching storm system.As a Pacific storm system approaches, Pasadena braces for a shift from warm, sunny weather to cooler temperatures and the possibility of rain.Pasadena Today

Pasadena will enjoy warm, sunny conditions through the weekend, with highs near 85 degrees on Saturday. However, a shift in the weather pattern is expected early next week as a Pacific storm system approaches, bringing cooler temperatures and a chance of rain starting on Tuesday.

Why it matters

Pasadena residents can take advantage of the pleasant spring weather this weekend, but should prepare for a change in conditions as the region experiences a transition to a more unsettled weather pattern next week.

The details

According to the National Weather Service, Friday's conditions in Pasadena included sunny skies with highs near 80 degrees and breezy winds. Saturday is expected to be the warmest day of the period, with highs reaching close to 85 degrees under sunny skies. Temperatures will then begin to cool on Sunday, with highs in the low 80s, before dropping further into the 70s on Monday as the Pacific storm system approaches.

  • Highs near 85 degrees expected on Saturday, April 19, 2026.
  • Chance of rain arriving on Tuesday, April 22, 2026.
  • Cooler temperatures, with highs in the low 70s, expected by Tuesday, April 22, 2026.

The players

National Weather Service

The federal agency responsible for weather forecasting and issuing weather-related warnings across the United States.

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What they’re saying

“Warm, dry weather will dominate Pasadena through the weekend before cooler temperatures and a chance of rain arrive early next week, forecasters said Friday.”

— National Weather Service

What’s next

Residents should monitor the weather forecast closely as the Pacific storm system approaches, as it may bring the potential for heavier rainfall and isolated thunderstorms to the Pasadena area.

The takeaway

The upcoming weather pattern shift in Pasadena highlights the importance of being prepared for changing conditions, as the region transitions from a warm, dry spell to the possibility of cooler temperatures and precipitation in the coming days.