Serena Weather in December

December in Serena typically sees daytime highs of 18°C (64°F) and nighttime lows of 7°C (45°F). Rainfall is also possible this month, so it's worth packing an umbrella.

Rainfall in Serena in December

You can expect rain on around 9 days based on historical patterns, with 87 mm (3.4 in) average for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Serena in December

If you're visiting Serena in December, expect highs of 18°C (64°F) and overnight lows around 7°C (45°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With overnight lows of 7°C (45°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets. The temperatures this month are cooler, yet they stay comfortably warm and enjoyable.

Sunshine in Serena in December

The month experiences a moderate amount of sunlight, with 186 hours of sunshine. This provides a nice balance between sunshine and clouds.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Serena. Our weather planner can help you explore destinations with more pleasant weather conditions.

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

Serena Temperature in December

Min Temperature 7°C (45°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 30%  

Precipitation 87 mm (3.4 in)  

Rainy days 9 days  

Sunshine 186 hours *  

Percentage Sunshine 61% *  

* Data from: Santa Barbara, the United States of America (13 KM, 8 Miles).

What to Wear in Serena in December

For Serena in December, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Serena in December

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

Swimming

6/10

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 Serena's climate page.

More climate data for Serena

Temperature Rainfall Sunshine

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