Vista Weather in December

December in Vista sees daytime temperatures around 19°C (66°F) and lows of 7°C (45°F) at night. As the wettest month of the year, keep in mind that rainfall is at its highest.

Rainfall in Vista in December

This month sees the most rain, so carrying an umbrella will ensure you stay dry. Rain is expected on roughly 8 days, totalling around 75 mm (3 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Vista in December

Vista in December gets highs of 19°C (66°F) during the day and drops to 7°C (45°F) at night. December is typically considered a winter month. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With lows around 7°C (45°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep. Expect mild temperatures during this month, but it stays comfortably warm and inviting. It is the coolest month of the year.

Sunshine in Vista in December

Expect a lot of sunshine this month, with about 231 hours of sun. These sunny conditions add to the overall experience.

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

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 Vista's climate page.

Vista Temperature in December

Min Temperature 7°C (45°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 27%  

Precipitation 75 mm (3 in)  

Rainy days 8 days  

Humidity 64% *  

Sunshine 231 hours *  

Percentage Sunshine 74% *  

* Data from: San Diego, the United States of America (54 KM, 34 Miles).

What to Wear in Vista 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 Vista 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 Vista's climate page.

More climate data for Vista

Temperature Rainfall Sunshine Humidity

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