San Diego Weather In December: What To Expect

Planning a trip to San Diego in December? Expect mild temperatures, sunny skies, and occasional rain. This guide covers everything about San Diego's December weather, helping you pack appropriately and enjoy your visit.

Key Takeaways

• San Diego in December offers mild temperatures, averaging highs in the mid-60s°F and lows in the upper 40s°F.
• December is one of the rainier months in San Diego, so pack layers and be prepared for occasional showers.
• Despite the rain, sunshine is still abundant, with many days offering clear skies.
• December is a great time to visit San Diego for holiday events and fewer crowds than the summer months.
• Consider bringing a light jacket, sweater, and comfortable walking shoes for exploring.

Introduction

San Diego in December presents a unique blend of Southern California charm and mild winter weather. While much of the country experiences freezing temperatures and snow, San Diego offers a refreshing escape with average temperatures hovering in the mid-60s. However, it's essential to be prepared for some rainfall, as December is among the city's wetter months. This comprehensive guide will provide insights into San Diego's December weather, helping you plan your trip effectively and make the most of your visit.

What to Expect: Temperature, Rainfall, and Sunshine

Temperature

December in San Diego boasts comfortable temperatures, making it an attractive destination for those seeking respite from colder climates. Average high temperatures range in the mid-60s Fahrenheit (around 18 degrees Celsius), while average low temperatures hover in the upper 40s Fahrenheit (around 8 degrees Celsius). While these are averages, daily fluctuations can occur, so it's wise to check the forecast closer to your travel dates. Daytime temperatures are generally pleasant for outdoor activities, and evenings can be cool, requiring a light jacket or sweater.

Rainfall

December falls within San Diego's rainy season, so it's important to factor in the possibility of precipitation. On average, San Diego receives about 2 inches of rain in December, making it one of the rainier months of the year. Rainfall typically occurs in short bursts, and extended periods of heavy rain are relatively rare. While rain is possible, it doesn't usually dominate the entire month, and you can still expect plenty of sunny days. Packing a light rain jacket or umbrella is recommended to stay comfortable during any unexpected showers.

Sunshine

Despite being a rainy month, December in San Diego still offers a generous amount of sunshine. The city enjoys an average of 7 hours of sunshine per day in December. This means you'll have ample opportunities to explore the beaches, parks, and outdoor attractions that San Diego is famous for. The sun's warmth can be particularly welcome during the daytime, making outdoor activities enjoyable even in the cooler month.

How to Prepare: Packing Tips and Activities

What to Pack

Dressing in layers is the key to staying comfortable in San Diego in December. During the day, you might be comfortable in short sleeves or a light shirt, but as the sun sets, temperatures can drop. Packing a light jacket, sweater, or fleece is advisable for evenings and cooler days. Comfortable walking shoes are essential for exploring the city's various attractions. If you plan on swimming or spending time near the ocean, consider bringing a swimsuit, although the water might be too cold for some. Don't forget essentials like sunscreen, sunglasses, and a hat to protect yourself from the sun, even in winter. Lastly, pack a light rain jacket or umbrella to be prepared for occasional showers.

Activities in December

San Diego offers a plethora of activities in December, catering to diverse interests. Balboa Park, with its numerous museums, gardens, and the famous San Diego Zoo, is a must-visit. The Gaslamp Quarter, a historic neighborhood, offers a vibrant nightlife scene with restaurants, bars, and shops. December is also an excellent time to experience San Diego's holiday festivities. The San Diego Bay Parade of Lights, a festive boat parade, is a popular event. Several neighborhoods host holiday-themed events, including Christmas tree lightings and holiday markets. For outdoor enthusiasts, hiking trails in the nearby mountains offer stunning views, and whale watching tours are available to observe the gray whale migration. December also provides a chance to experience the city with fewer crowds than the peak summer months, making it an ideal time for a relaxing getaway.

Examples & Use Cases: Trip Planning Scenarios

• Family Vacation: A family planning a trip to San Diego in December can visit the San Diego Zoo, explore Balboa Park, and attend holiday events. Packing layers and rain gear will ensure everyone stays comfortable.
• Romantic Getaway: Couples can enjoy romantic walks on the beach, dine at upscale restaurants in the Gaslamp Quarter, and visit art galleries in La Jolla. A light jacket or sweater is recommended for evening strolls.
• Solo Traveler: A solo traveler can explore the city's museums, hike in the nearby mountains, and attend local events. Comfortable walking shoes and a versatile wardrobe are essential.

Best Practices for Enjoying San Diego in December

1. Check the Weather Forecast: Stay updated on the weather forecast closer to your travel dates to pack appropriately and plan your activities.
2. Book Accommodations in Advance: December is a popular time to visit San Diego, so booking accommodations in advance is recommended to secure your preferred lodging.
3. Plan for Outdoor Activities: Take advantage of the mild temperatures by planning outdoor activities such as hiking, biking, or exploring the beaches.
4. Attend Holiday Events: Experience the city's festive atmosphere by attending holiday events and Christmas celebrations.
5. Be Prepared for Rain: Pack rain gear and have backup plans in case of unexpected showers.

Common Mistakes to Avoid

1. Underestimating the Cool Evenings: While daytime temperatures are mild, evenings can get cool, so don't forget to pack a jacket or sweater.
2. Not Checking the Forecast: Failing to check the weather forecast can lead to packing inappropriate clothing and being unprepared for rain.
3. Overlooking Holiday Crowds: While December is less crowded than summer, some holiday events can attract large crowds, so plan accordingly.
4. Assuming it's Always Sunny: San Diego has a reputation for sunshine, but December is a rainy month, so be prepared for occasional showers.
5. Ignoring Sun Protection: Even in winter, the sun can be strong, so don't forget to wear sunscreen, sunglasses, and a hat.

FAQs About San Diego Weather in December

1. Is December a good time to visit San Diego?

Yes, December is a good time to visit San Diego for mild temperatures, fewer crowds than summer, and festive holiday events.

2. What is the average temperature in San Diego in December?

The average high temperature is in the mid-60s°F (around 18°C), and the average low temperature is in the upper 40s°F (around 8°C).

3. How much does it rain in San Diego in December?

San Diego receives about 2 inches of rain in December, making it one of the rainier months. — NYC Weather In February: Your Complete Guide

4. What should I pack for a trip to San Diego in December?

Pack layers, including a light jacket or sweater, comfortable walking shoes, and rain gear. — CVS Pharmacy In Ocean City, MD: Locations & Services

5. What are some activities to do in San Diego in December?

Visit Balboa Park, explore the Gaslamp Quarter, attend holiday events, go hiking, or take a whale watching tour.

6. Is it warm enough to swim in San Diego in December?

The ocean water can be chilly in December, but some people may still find it suitable for swimming.

Conclusion: Embrace San Diego's December Charm

San Diego in December offers a unique blend of mild weather, festive events, and fewer crowds. While rainfall is possible, the city still enjoys plenty of sunshine, making it an attractive destination for a winter getaway. By packing appropriately and planning ahead, you can fully embrace San Diego's December charm. Start planning your San Diego adventure today and experience the magic of Southern California in December! — Today's National Day: Find Out Now!

Last updated: October 26, 2023, 18:48 UTC