As of 21:02 PDT

Fairfield, CA weather in December

68°

Fairfield, Saturday, 8 August, 21:02

Clear. Feels like 68°. High 91°, low 62°.

Pressure29.83 inHg

Wind7 mph NW

Humidity67%

Visibility6.2 mi

Dew point58°

See detailed hourly forecast

In December, Fairfield, CA averages a high of 56.4° and a low of 41.8°. About 3.9 inches of precipitation fall over the month (9 wet days). The record high is 72.7° (1975) and the record low 22.3° (1990). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	59.5°	43.7°	27%	68.7° (2013)	35.1° (2007)
2	58.8°	43.3°	23%	72° (2011)	30.7° (2022)
3	58.8°	43.7°	32%	66.7° (1986)	35.4° (1968)
4	58.8°	43.3°	28%	68.2° (1979)	33.3° (1971)
5	58.6°	43.9°	27%	70.2° (1979)	31.6° (2013)
6	58.6°	43.9°	32%	72.3° (1979)	34.9° (1998)
7	58.3°	43.7°	32%	70.9° (2020)	32.5° (1972)
8	57.4°	42.8°	20%	68° (1979)	28° (1972)
9	57.7°	43°	25%	66.9° (1990)	26.6° (1972)
10	57.7°	42.4°	25%	66° (2012)	27.5° (1972)
11	55.9°	42.1°	28%	65.3° (2017)	27° (1972)
12	55.9°	42.3°	28%	64.4° (2018)	28.9° (1972)
13	55.8°	42.1°	25%	66.7° (1988)	28.9° (1972)
14	55.8°	41.9°	23%	65.1° (1988)	28.6° (1972)
15	55.9°	41.2°	30%	67.3° (1998)	27.9° (1972)
16	55.9°	40.8°	23%	68.4° (1998)	32° (1965)
17	56.1°	41.4°	35%	65.8° (2017)	30.9° (1965)
18	55.6°	40.8°	27%	65.5° (1976)	29.5° (2022)
19	55°	41°	27%	70.2° (1999)	32° (1968)
20	54.3°	41°	28%	69.4° (1999)	28.4° (1990)
21	55°	41.2°	37%	70.5° (1999)	24.8° (1990)
22	54.9°	41.4°	35%	66.6° (2014)	22.3° (1990)
23	55.9°	40.6°	20%	66° (2005)	24.4° (1990)
24	55.4°	40.5°	23%	70.5° (2013)	26.1° (1990)
25	55.2°	40.3°	23%	68° (1967)	27.9° (1990)
26	54.9°	39.7°	28%	70.7° (1967)	29.3° (1990)
27	54.9°	40.5°	33%	68.2° (1967)	30° (1962)
28	55°	40.6°	37%	72.7° (1975)	30.6° (1962)
29	54.9°	41.5°	32%	64.6° (2013)	30.4° (1990)
30	55.2°	40.6°	28%	64.4° (1989)	30.9° (1962)
31	55.4°	40.8°	27%	65.7° (1995)	30.4° (1982)