Santa Ana Weather in December
December in Santa Ana sees daytime temperatures around 31°C (88°F) and lows of 18°C (64°F) at night. The excellent weather makes it a good time to visit.
Rainfall in Santa Ana in December
Analyzing past climate data, one can expect approximately 5 days of rain, averaging 7.8 mm (0.3 in). Rain is scarce this month and when it does fall, it tends to be light. Unlikely to disrupt plans significantly.
Temperature in Santa Ana in December
December is one of the better months to visit Santa Ana. Expect 31°C (88°F) during the day and 18°C (64°F) at night. Sunshine and humidity can make it feel even warmer than the raw temperature suggests. Nights cool down to 18°C (64°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.
Sunshine in Santa Ana in December
Expect sunny days throughout the month, with an estimated 307 hours of sunshine. This makes it a pleasant time to visit Santa Ana.If your ideal day consists of dry skies and pleasant temperatures, January, February and December typically offer the best circumstances for Santa Ana.
Santa Ana Temperature in December
Min Temperature
Max Temperature
Chance of Rain
Precipitation
Rainy days
Humidity
Sunshine
Percentage Sunshine
Santa Ana Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Santa Ana - and find the best time to visit.
Daily Historical Temperatures
45-year average (1976-2025)
Based on our historical records, temperatures in Santa Ana typically stay consistent throughout December, with daily highs averaging around 31°C (88°F). Nights are pleasant, with lows around 19°C (66°F).
Average temperatures in December
Daily Historical Precipitation
45-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather records for Santa Ana in December
Browse day-by-day weather records for Santa Ana spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Santa Ana historical weather extremes in December
Based on 24 years of weather observations in Santa Ana between 2001 and 2025, these are the recorded extremes.
- The warmest day in December was on December 17, 2003, with a maximum of 35°C (95°F).
- The coldest December day was on December 12, 2008, with a maximum of 22°C (72°F).
- The coldest night in December in Santa Ana was on December 16, 2010, with a minimum of 8°C (46°F).
Best Places in El Salvador in December
Find out more about the weather in El Salvador and which places have the best travel conditions in this month. See all of El Salvador 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).
What to Wear in Santa Ana in December
Warm weather calls for comfortable, breathable clothing in December. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Almost no rain is expected, so no need to bring rain gear. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Santa Ana in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
-
Swimming10/10 -
Cycling8/10 -
Walking8/10 -
Barbeque10/10 -
Camping10/10 -
Outdoor sports8/10
Santa Ana 3-Day Forecast
Temperature Rainfall Sunshine Humidity
See the full Santa Ana climate overview or explore weather in El Salvador.
Popular in December
Where to go in December - average daytime high across popular destinations.
San Miguel
34°C (93°F) San Salvador
32°C (90°F) El Cuco32°C (90°F) El Zonte31°C (88°F) Santa Ana31°C (88°F) Concepción de Ataco30°C (86°F) La Libertad31°C (88°F) El Sunzal31°C (88°F) 
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
The top 5 unexplored rainforests in Central America
Dive into Central America's top 5 hidden rainforests for an unparalleled journey through vibrant wildlife and diverse landscapes.
The 5 most beautiful lakes in Canada
Explore Canada's stunning lakes: Lake Louise, Lake Superior, Maligne Lake, Emerald Lake, and Lake Okanagan, each offering unique beauty and activities.
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.
The 10 most alternative cities in the United States
Discover the top 10 fun and alternative U.S. cities rich in art, culture, and adventure. From Portland's hippy charm to Sedona's stunning landscapes.