Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
December in Anaheim sees daytime temperatures around 20°C (68°F) and lows of 8°C (46°F) at night. As the wettest month of the year, keep in mind that rainfall is at its highest.
If your ideal day consists of dry skies and pleasant temperatures, January, February, March, April, May, June, July, October, November and December typically offer the best circumstances for Anaheim.
Pick a month to see the average temperature, rainfall and sunshine in Anaheim - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Anaheim typically stay consistent throughout December, with daily highs averaging around 20°C (68°F). Nights are cool, with lows typically ranging from 7°C (45°F) to 10°C (50°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Anaheim spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Our historical data for Anaheim spans 1976 to 2025, revealing these weather extremes.
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in December →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
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. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
See the full Anaheim climate overview or explore weather in the United States of America.
Where to go in December - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
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