As of 08:01 PDT

Fairfield, CA weather in October

67°

Fairfield, Sunday, 9 August, 08:01

Clear. Feels like 67°. High 95°, low 63°.

Pressure29.85 inHg

Wind1 mph W

Humidity75%

Visibility6.2 mi

Dew point57°

See detailed hourly forecast

In October, Fairfield, CA averages a high of 76.6° and a low of 54°. About 1.1 inches of precipitation fall over the month (3 wet days). The record high is 102.9° (2020) and the record low 40.5° (2023). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	81.9°	57°	7%	102.9° (2020)	46° (2019)
2	81.1°	57.2°	8%	102.7° (2024)	48° (1973)
3	81.1°	55.8°	3%	98.6° (2024)	48.6° (2019)
4	80.1°	56.1°	8%	97° (1980)	44.8° (2019)
5	80.2°	55.6°	7%	100.8° (2024)	47.3° (2007)
6	80.6°	55.6°	5%	102° (2024)	48.2° (1982)
7	81.1°	55.8°	3%	101.7° (2024)	46.4° (1982)
8	80.6°	55.8°	3%	95.5° (1996)	47.8° (1973)
9	79.3°	55°	8%	94.8° (1991)	46.9° (1973)
10	78.1°	55.2°	12%	95.7° (1991)	47.3° (2021)
11	77.9°	54°	7%	92.5° (2010)	46° (1997)
12	78.4°	54.9°	7%	94.1° (1971)	45.9° (2019)
13	78.8°	55.4°	7%	93.9° (2015)	46.4° (2017)
14	78.3°	55.4°	15%	96.3° (2020)	44.6° (1968)
15	77°	54.7°	8%	94.6° (2020)	45.1° (1968)
16	76.6°	54.5°	13%	95.5° (2020)	46.8° (1971)
17	77°	53.8°	12%	95.5° (2020)	42.4° (1984)
18	76.8°	52.9°	8%	92.3° (2020)	43.9° (1984)
19	76.3°	53.8°	5%	92.1° (1991)	42.4° (2021)
20	75.9°	53.4°	10%	91.6° (1991)	46.6° (1996)
21	75°	52.9°	10%	87.6° (2020)	45.5° (1961)
22	74.5°	53.4°	10%	88° (2019)	44.4° (1961)
23	74.5°	52.9°	22%	88.7° (2003)	44.1° (1961)
24	73.9°	53.4°	12%	90.1° (2017)	42.6° (1970)
25	73.2°	53.2°	13%	88.9° (2003)	45.3° (1989)
26	73°	52.3°	10%	89.1° (2003)	43.5° (2023)
27	71.8°	51.6°	10%	87.4° (2003)	41.5° (2023)
28	70.7°	51.1°	15%	85.3° (2003)	43.2° (2004)
29	70.5°	50.7°	20%	81.7° (1960)	41.7° (1971)
30	69.6°	50.7°	17%	85.3° (2015)	42.1° (2023)
31	70.5°	50.5°	13%	84° (1966)	40.5° (2023)