San Clemente Weather in December

With daytime temperatures of 11°C (52°F) and nighttime lows of 6°C (43°F), December in San Clemente brings low temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 89 mm (3.5 in) falls on average.

Rainfall in San Clemente in December

Typically around 12 days of rainfall are expected, averaging 89 mm (3.5 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in San Clemente in December

In December, San Clemente sees low temperatures, with highs of 11°C (52°F). Nights drop to around 6°C (43°F). The month of December belongs to the winter season. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. With overnight lows of 6°C (43°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in San Clemente in December

The area experiences limited sunny days, amounting to roughly 75 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

Average water temperature in December

At 14°C (57°F), the water is cool but manageable for those who don't mind a bit of a shock getting in. Most people adjust after a few minutes.

If you prefer dry days with pleasant temperatures, May, June, July, August, September and October typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit Italy, check out our San Clemente's climate page.

San Clemente Temperature in December

Min Temperature 6°C (43°F)  

Max Temperature 11°C (52°F)  

Water Temperature 14°C (57°F) *  

Chance of Rain 41%  

Precipitation 89 mm (3.5 in)  

Rainy days 12 days  

Humidity 84% *  

Sunshine 75 hours *  

Percentage Sunshine 30% *  

* Data from: Rimini, Italy (9 KM, 5 Miles).

What to Wear in San Clemente in December

The weather can be unpredictable in December, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. The water temperature sits at about 14°C (57°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.

What To Do in San Clemente in December

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

Swimming

4/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

6/10

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 Italy, check out our San Clemente's climate page.

More climate data for San Clemente

Temperature Rainfall Sunshine Humidity Water Temp

See the full San Clemente climate overview or explore weather in Italy.