Hourly Weather Forecast - Placentia, CA

12 AM
57°F
0%
2mph
ESE
Clear
Humidity
83%
Feels like
57°F
Dew Point
51°F
1 AM
56°F
0%
2mph
E
Clear
Humidity
84%
Feels like
56°F
Dew Point
51°F
2 AM
56°F
0%
2mph
E
Clear
Humidity
85%
Feels like
56°F
Dew Point
51°F
3 AM
55°F
0%
2mph
E
Clear
Humidity
87%
Feels like
55°F
Dew Point
52°F
4 AM
55°F
0%
2mph
E
Clear
Humidity
90%
Feels like
55°F
Dew Point
52°F
5 AM
54°F
0%
2mph
ENE
Hazy
Humidity
96%
Feels like
54°F
Dew Point
53°F
6 AM
55°F
0%
2mph
ENE
Hazy
Humidity
96%
Feels like
55°F
Dew Point
53°F
6:52 AM
7 AM
56°F
0%
2mph
E
Hazy
Humidity
92%
Feels like
56°F
Dew Point
54°F
8 AM
59°F
0%
2mph
E
Sunny
Humidity
87%
Feels like
59°F
Dew Point
55°F
9 AM
62°F
0%
1mph
SE
Sunny
Humidity
80%
Feels like
62°F
Dew Point
56°F
10 AM
64°F
0%
1mph
S
Sunny
Humidity
76%
Feels like
64°F
Dew Point
57°F
11 AM
67°F
0%
2mph
SSW
Sunny
Humidity
69%
Feels like
67°F
Dew Point
56°F
12 PM
68°F
0%
3mph
SW
Sunny
Humidity
65%
Feels like
68°F
Dew Point
56°F
1 PM
69°F
0%
4mph
SW
Sunny
Humidity
62%
Feels like
69°F
Dew Point
56°F
2 PM
69°F
0%
4mph
SW
Sunny
Humidity
63%
Feels like
69°F
Dew Point
56°F
3 PM
68°F
0%
4mph
SW
Sunny
Humidity
67%
Feels like
68°F
Dew Point
56°F
4 PM
65°F
0%
4mph
SW
Sunny
Humidity
73%
Feels like
65°F
Dew Point
56°F
4:46 PM
5 PM
62°F
0%
3mph
SW
Clear
Humidity
81%
Feels like
62°F
Dew Point
56°F
6 PM
60°F
0%
2mph
SW
Clear
Humidity
87%
Feels like
60°F
Dew Point
56°F
7 PM
59°F
0%
1mph
SSW
Hazy
Humidity
91%
Feels like
59°F
Dew Point
56°F
8 PM
58°F
0%
1mph
SSE
Mostly Clear
Humidity
90%
Feels like
58°F
Dew Point
55°F
9 PM
57°F
0%
1mph
SE
Mostly Clear
Humidity
89%
Feels like
57°F
Dew Point
54°F
10 PM
57°F
0%
2mph
ESE
Mostly Clear
Humidity
88%
Feels like
57°F
Dew Point
53°F
11 PM
56°F
0%
2mph
ESE
Mostly Clear
Humidity
87%
Feels like
56°F
Dew Point
53°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Wednesday's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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