As of 11:46 PDT

Fountain Valley, CA weather in August

85°

Fountain Valley, Sunday, 9 August, 11:46

Clear. Feels like 89°. High 91°, low 72°.

Pressure29.85 inHg

Wind4 mph NW

Humidity62%

Visibility1.5 mi

Dew point70°

See detailed hourly forecast

In August, Fountain Valley, CA averages a high of 79.3° and a low of 64.4°. About 0.1 inches of precipitation fall over the month (0 wet days). The record high is 92.5° (1967) and the record low 56.1° (2010). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	79°	64°	2%	86° (1972)	56.8° (2013)
2	79°	64°	2%	88.2° (1997)	58.5° (2013)
3	78.6°	64°	2%	86.2° (1997)	58.3° (1962)
4	79°	64°	0%	87.6° (1997)	58.5° (1962)
5	79.3°	64°	0%	91.4° (1997)	58.5° (1991)
6	79.5°	64.4°	0%	90.3° (1983)	58.8° (1991)
7	79.2°	64.4°	0%	89.6° (1983)	58.3° (2010)
8	79.2°	64.2°	0%	88.2° (2018)	58.1° (2010)
9	79.2°	64.4°	2%	92.1° (2018)	56.1° (2010)
10	78.8°	64.6°	2%	87.4° (1994)	57.9° (2020)
11	79.2°	64.4°	0%	87.8° (2000)	56.7° (2020)
12	79.2°	64°	2%	90.7° (1991)	57.2° (2010)
13	79.3°	64.2°	0%	92.3° (1983)	57.7° (1974)
14	78.6°	64.4°	0%	87.1° (2015)	57.2° (2010)
15	78.6°	64.4°	2%	87.8° (2015)	59.2° (2010)
16	78.8°	64.6°	3%	88.2° (1992)	59.2° (1975)
17	78.8°	64.6°	2%	89.8° (1992)	58.8° (1975)
18	78.3°	64.4°	2%	91.4° (2020)	57.4° (1975)
19	78.1°	64°	2%	89.2° (1986)	58.3° (2009)
20	78.6°	64.2°	2%	87.8° (1986)	59.2° (2009)
21	78.6°	64°	3%	89.1° (1969)	58.6° (1968)
22	79°	64°	0%	89.4° (1969)	57.7° (1968)
23	79.5°	63.9°	0%	88.7° (1968)	57.9° (1968)
24	79.3°	64.4°	0%	88.5° (1985)	59.7° (1965)
25	79.7°	64.4°	0%	91.8° (1985)	58.6° (1978)
26	80.1°	64.6°	0%	92.3° (1981)	58.1° (1990)
27	80.6°	64.9°	0%	91.2° (1981)	56.7° (1973)
28	80.8°	64.9°	0%	90.3° (1981)	58.8° (1991)
29	81°	65.1°	0%	90.9° (1998)	58.3° (1964)
30	80.2°	65.1°	0%	92.5° (1967)	57° (2024)
31	79.9°	64.6°	0%	92.5° (2017)	57.9° (1973)