August weather in Grover Beach, CA
The average temperature in Grover Beach in August is 63.1°F (54.8°F–71.4°F). Average precipitation: 0.02 inches.
August is a summer month in Grover Beach, and is warmer than the annual average of 59.1°F. Daily temperatures swing about 16.6°F between overnight low and afternoon high. Expect about 1 days with precipitation. Daylight averages about 13h 19m. For travel, August is one of the best months of the year to visit.
Avg High
71.4°F
Avg Low
54.8°F
Precipitation
0.02 in
Daylight
13h 19m
August records in Grover Beach
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 81.0°F (1998) | 39.9°F (1990) | 0.00 in (1949) |
| August 2 | 79.0°F (1976) | 46.9°F (1957) | 0.00 in (1949) |
| August 3 | 87.1°F (1985) | 39.9°F (1983) | 0.00 in (1949) |
| August 4 | 99.0°F (1969) | 39.9°F (1983) | 0.03 in (1961) |
| August 5 | 88.0°F (1969) | 43.0°F (1963) | 0.06 in (1955) |
| August 6 | 100.0°F (1970) | 44.1°F (1963) | 0.00 in (1949) |
| August 7 | 97.0°F (1970) | 46.0°F (1962) | 0.00 in (1949) |
| August 8 | 84.9°F (1971) | 48.0°F (1956) | 0.02 in (1994) |
| August 9 | 98.1°F (1971) | 46.0°F (1956) | 0.00 in (1949) |
| August 10 | 86.0°F (1971) | 46.0°F (1984) | 0.06 in (1961) |
| August 11 | 102.0°F (1958) | 48.9°F (1982) | 0.00 in (1949) |
| August 12 | 98.1°F (1958) | 46.0°F (1984) | 0.00 in (1949) |
| August 13 | 80.1°F (1962) | 48.0°F (1951) | 0.00 in (1949) |
| August 14 | 82.0°F (1984) | 43.0°F (1963) | 0.07 in (1991) |
| August 15 | 84.9°F (1954) | 48.9°F (1949) | 0.03 in (1984) |
| August 16 | 84.9°F (1972) | 41.0°F (1985) | 0.00 in (1949) |
| August 17 | 81.0°F (1972) | 46.9°F (1949) | 0.00 in (1949) |
| August 18 | 84.0°F (1990) | 46.0°F (1978) | 0.27 in (1983) |
| August 19 | 80.1°F (1974) | 46.9°F (1974) | 0.00 in (1949) |
| August 20 | 80.1°F (1993) | 45.0°F (1963) | 0.00 in (1949) |
| August 21 | 99.0°F (1972) | 42.1°F (1963) | 0.00 in (1949) |
| August 22 | 102.0°F (1972) | 45.0°F (1984) | 0.00 in (1949) |
| August 23 | 91.0°F (1972) | 42.1°F (1973) | 0.00 in (1949) |
| August 24 | 93.0°F (1992) | 41.0°F (1963) | 0.02 in (2005) |
| August 25 | 82.0°F (1977) | 43.0°F (1954) | 0.00 in (1949) |
| August 26 | 82.9°F (1977) | 45.0°F (1968) | 0.01 in (1951) |
| August 27 | 91.9°F (1975) | 41.0°F (1963) | 0.00 in (1949) |
| August 28 | 108.0°F (1962) | 39.0°F (1963) | 0.05 in (1982) |
| August 29 | 100.0°F (1962) | 44.1°F (1984) | 0.01 in (2002) |
| August 30 | 82.0°F (1981) | 46.9°F (1957) | 0.10 in (1991) |
| August 31 | 84.9°F (1985) | 46.0°F (1949) | 0.17 in (1983) |