Downey Weather in December

December in Downey brings pleasant temperatures, with highs of 20°C (68°F) and nights dropping to 8°C (46°F). It's the rainiest month of the year, so come prepared with waterproof gear.

Rainfall in Downey 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 71 mm (2.8 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Downey in December

Downey in December has perfect weather. Days reach 20°C (68°F) and nights cool to 8°C (46°F). This month falls in the winter season. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights drop to 8°C (46°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet. Enjoy a month of mild temperatures, still offering warmth and comfort throughout.

Sunshine in Downey in December

Enjoy a sunny month with about 220 hours of sunshine, the clear skies make Downey even more beautiful.

Wind Speed in Downey in December

December has wind speeds averaging 3 m/s (6 knots). You can expect comfortable light winds that steadily move flags and feel mild throughout the day. Since this is an average, daily conditions vary from gentle winds to more active breezes.

Average water temperature in December

The water temperature is 15°C (59°F) — chilly, but perfectly fine for a swim if you're not too sensitive to cold water. A short wetsuit can make longer sessions more comfortable.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

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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 Downey's climate page.

Downey Temperature in December

Min Temperature 8°C (46°F)  

Max Temperature 20°C (68°F)  

Water Temperature 15°C (59°F) *  

Chance of Rain 25%  

Precipitation 71 mm (2.8 in)  

Rainy days 8 days  

Humidity 52% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 220 hours *  

Percentage Sunshine 71% *  

* Data from: Los Angeles, the United States of America (24 KM, 15 Miles).

What to Wear in Downey 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. The water temperature sits at about 15°C (59°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Downey in December

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

Cycling

9/10

Walking

9/10

Camping

4/10

Outdoor sports

9/10

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 Downey's climate page.

More climate data for Downey

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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