Average August Temperatures at Cities in California





Average daily high and low temperatures for August at dozens of cities throughout California are listed below in degrees Fahrenheit and Celsius.

You can jump to separate tables for cities in Southern California and Northern California.

The tables give the normal maximum and minimum temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.

Northern California

August temperature averages
High °F Low °F Place High °C Low °C
90 60 Antioch 32 16
75 54 Berkeley 24 12
94 59 Chico 35 15
91 54 Clearlake 33 12
88 59 Concord 31 15
93 56 Davis 34 14
64 53 Eureka 18 12
89 58 Fairfield 32 14
78 57 Fremont 26 14
97 68 Fresno 36 20
87 57 Grass Valley 31 14
76 58 Hayward 25 15
89 57 Livermore 31 14
95 63 Madera 35 17
94 60 Merced 34 16
94 62 Modesto 34 17
84 56 Napa 29 13
77 58 Newark 25 15
73 58 Oakland 23 14
High °F Low °F Place High °C Low °C
81 53 Petaluma 27 12
97 67 Porterville 36 19
96 64 Red Bluff 36 18
98 64 Redding 37 18
81 57 Redwood City 27 14
72 56 Richmond 22 13
94 61 Sacramento 34 16
68 56 San Francisco 20 13
81 59 San Jose 27 15
81 56 San Rafael 27 13
83 53 Santa Rosa 28 11
92 56 Sonora 33 13
95 60 Stockton 35 15
93 62 Tracy 34 17
92 65 Turlock 33 18
91 54 Ukiah 33 12
97 60 Vacaville 36 15
86 56 Vallejo 30 13
72 55 Watsonville 22 13
94 57 Woodland 35 14
95 60 Yuba City 35 15

Southern California

Average August temperatures
High °F Low °F Place High °C Low °C
89 66 Anaheim 32 19
97 70 Bakersfield 36 21
88 63 Burbank 31 17
77 66 Chula Vista 25 19
107 79 El Centro 42 26
89 65 Escondido 32 19
87 66 Fullerton 30 19
97 64 Hanford 36 18
90 62 Irvine 32 17
98 65 Lancaster 37 18
83 66 Long Beach 28 19
84 65 Los Angeles 29 19
71 66 Oceanside 22 19
95 65 Ontario 35 18
74 61 Oxnard 23 16
98 66 Palmdale 36 19
91 63 Pasadena 33 17
92 63 Pomona 34 17
95 65 Riverside 35 18
72 56 Salinas 22 13
77 68 San Diego 25 20
80 55 San Luis Obispo 27 13
85 65 Santa Ana 29 19
78 60 Santa Barbara 25 16
76 55 Santa Cruz 24 13
78 62 Torrance 26 17
97 63 Victorville 36 17
93 65 Visalia 34 18
Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

California City
Temperatures
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