Seal Beach Weather in December

Thinking of visiting Seal Beach in December? Expect pleasant temperatures reaching 19°C (66°F) during the day, dropping to 8°C (46°F) at night, and be prepared for the wettest month of the year.

Rainfall in Seal Beach in December

This month sees the most rain, so carrying an umbrella will ensure you stay dry. Typically, about 8 days will experience rainfall, with an average of 55 mm (2.2 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Seal Beach in December

Expect highs of 19°C (66°F) in Seal Beach in December, with nights dropping to around 8°C (46°F). The difference between afternoon and evening temperatures is usually noticeable. At 8°C (46°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions. Experience the year's lowest temperatures this month, but they are still mild and pleasant.

Sunshine in Seal Beach in December

Expect sunny days throughout the month, with an estimated 220 hours of sunshine. This makes it a pleasant time to visit Seal Beach.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, March, April, May, June, July, August, September, October and November typically offer the best weather for Seal Beach.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Seal Beach's climate page.

Seal Beach Temperature in December

Min Temperature 8°C (46°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 27%  

Precipitation 55 mm (2.2 in)  

Rainy days 8 days  

Humidity 52% *  

Sunshine 220 hours *  

Percentage Sunshine 71% *  

* Data from: Los Angeles, the United States of America (34 KM, 21 Miles).

What to Wear in Seal Beach in December

Comfortable temperatures call for an easy wardrobe in December. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Seal Beach in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

10/10

Walking

10/10

Camping

4/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Seal Beach's climate page.

More climate data for Seal Beach

Temperature Rainfall Sunshine Humidity

See the full Seal Beach climate overview or explore weather in the United States of America.