As of 04:08 PDT

Santa Ana, CA weather in December

70°

Santa Ana, Sunday, 9 August, 04:08

Clear. Feels like 70°. High 97°, low 70°.

Pressure29.85 inHg

Wind3.9 mph SW

Humidity88%

Visibility6.2 mi

Dew point66°

See detailed hourly forecast

In December, Santa Ana, CA averages a high of 63.6° and a low of 46.9°. About 2.0 inches of precipitation fall over the month (5 wet days). The record high is 85.3° (2017) and the record low 31.3° (1990). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	66°	48°	7%	79° (1976)	37.6° (2004)
2	66°	48°	8%	78.3° (1969)	39.7° (2004)
3	65.8°	48.9°	10%	76.1° (1989)	40.1° (1973)
4	65.5°	48.2°	10%	78.4° (1979)	39.2° (2011)
5	65.3°	48°	12%	83.5° (1979)	39.9° (1983)
6	65.5°	48.7°	15%	81° (2024)	40.5° (2011)
7	65.1°	49.1°	25%	79.3° (2024)	36° (1978)
8	65.3°	48.2°	13%	82.6° (2017)	34.7° (1978)
9	64.8°	47.7°	12%	84.9° (2017)	35.1° (1978)
10	64.9°	47.7°	7%	85.3° (2017)	39.4° (1998)
11	64°	48.4°	15%	82.4° (2017)	39° (1972)
12	63.1°	46.9°	12%	84° (2017)	34.7° (1972)
13	62.8°	46.6°	12%	77.2° (2017)	36.1° (1985)
14	63.3°	45.7°	12%	79.5° (2017)	35.2° (1967)
15	63.9°	46°	10%	82° (2023)	37.4° (1975)
16	64.4°	46.4°	20%	80.4° (2023)	38.5° (1971)
17	63.9°	46.8°	20%	75.6° (1998)	37.8° (1975)
18	63.3°	47.1°	20%	82.4° (2024)	37.6° (1968)
19	63°	46.4°	22%	74.7° (2024)	38.8° (2006)
20	62.8°	45.9°	17%	77.4° (1960)	36.9° (1978)
21	62.1°	46.2°	18%	78.4° (2020)	34° (1968)
22	62.2°	46.6°	18%	76.3° (1960)	34.3° (1990)
23	63.1°	46.2°	15%	77.7° (2020)	31.3° (1990)
24	63.3°	45.7°	17%	76.1° (1989)	32.5° (1998)
25	63.5°	46°	17%	78.4° (2022)	33.6° (1990)
26	62.1°	45.5°	17%	81.9° (2022)	33.6° (1987)
27	61.5°	45.3°	15%	75.9° (2013)	35.6° (1988)
28	61.3°	45.7°	22%	78.3° (2017)	35.8° (1987)
29	61.7°	45.7°	23%	78.6° (1963)	36° (1988)
30	61.7°	45.7°	18%	80.1° (1980)	33.4° (1982)
31	61.7°	45.9°	20%	74.8° (1963)	35.6° (1990)