Placentia, CA Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Placentia, CA in one place.
Mostly sunny, with a high near 85. Southwest wind 0 to 10 mph.
Local Weather Overview
This forecast page for Placentia, CA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 17, 2026 10:15 AM PDT.
The active forecast window currently covers Jul 18 to Jul 23, 2026 for Placentia, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 18 to Jul 23, 2026
- Latest sync
- Jul 17, 2026 10:15 AM PDT
- Forecast office
- SGX
- Source
- NOAA / NWS
Daily Outlook
This Week in Placentia
Wednesday looks like the warmest upcoming period in Placentia at 90 degrees F.
Sunday Night is the coolest period ahead with temperatures near 66 degrees F.
The strongest winds are forecast for Saturday at about 0 to 10 mph SW.
The forecast from Jul 18 through Jul 23 stays mostly dry.
Forecast Details
- Last updated
- Jul 17, 2026 10:15 AM PDT
- Coverage
- 7 days
- Time zone
- America/Los_Angeles
- Forecast office
- SGX
- Radar station
- KSOX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 67. Southwest wind 0 to 10 mph.
Mostly sunny, with a high near 86. Southwest wind 0 to 10 mph.
Partly cloudy, with a low around 66.
Mostly sunny, with a high near 86.
Partly cloudy, with a low around 69.
Sunny, with a high near 88.
Partly cloudy, with a low around 69.
Mostly sunny, with a high near 90.
Partly cloudy, with a low around 70.
Mostly sunny, with a high near 90.
Partly cloudy, with a low around 70.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Jul 18
|
Mostly Sunny
|
85°F |
0 to 10 mph
SW
|
|
Saturday Night
Jul 18
|
Partly Cloudy
|
67°F |
0 to 10 mph
SW
|
|
Sunday
Jul 19
|
Mostly Sunny
|
86°F |
0 to 10 mph
SW
|
|
Sunday Night
Jul 19
|
Partly Cloudy
|
66°F |
0 to 10 mph
S
|
|
Monday
Jul 20
|
Mostly Sunny
|
86°F |
0 to 10 mph
S
|
|
Monday Night
Jul 20
|
Partly Cloudy
|
69°F |
0 to 10 mph
S
|
|
Tuesday
Jul 21
|
Sunny
|
88°F |
0 to 10 mph
SW
|
|
Tuesday Night
Jul 21
|
Partly Cloudy
|
69°F |
0 to 10 mph
SW
|
|
Wednesday
Jul 22
|
Mostly Sunny
|
90°F |
0 to 10 mph
SW
|
|
Wednesday Night
Jul 22
|
Partly Cloudy
|
70°F |
0 to 10 mph
SW
|
|
Thursday
Jul 23
|
Mostly Sunny
|
90°F |
0 to 10 mph
SW
|
|
Thursday Night
Jul 23
|
Partly Cloudy
|
70°F |
0 to 10 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Placentia.
