Placentia Weather in January

What's the weather like in Placentia (California) in January 2025?

The climate in Placentia during January can be summarized as mild and a little damp.

January is in the winter in Placentia and is typically the coldest month of the year. Daytime maximum temperatures average around a cool 20°C (67°F), whilst at night 6°C (43°F) is normal.

Placentia weather averages (imperial / metric)
Daytime temperature 19.6°C 67.3°F
Nightly temperature 6.2°C 43.2°F
Average temperature 12.9°C 55.2°F
Daily sunshine 7.8 hrs
Avg rainfall 82 mm 3.2 ins
Rainy days 5 days
Sea temperature 14.9°C 58.8°F
Humidity 64%
Windspeed 10.4kph 7 mph

On average January is the wettest month of the year in Placentia with around 82mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.8 hours of sunshine per day.

January temperatures in Placentia

Placentia average temperature in January

January rainfall

Placentia average rain in January

January hourly sunshine

Placentia average rain in January

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Placentia in January 2025.