August weather in Lemon Grove, CA
The average temperature in Lemon Grove in August is 71.3°F (65.8°F–76.9°F). Average precipitation: 0.01 inches.
August is a summer month in Lemon Grove, and is warmer than the annual average of 63.3°F. Daily temperatures swing about 11.1°F between overnight low and afternoon high. Expect about 0 days with precipitation. Daylight averages about 13h 13m. For travel, August is one of the best months of the year to visit.
Avg High
76.9°F
Avg Low
65.8°F
Precipitation
0.01 in
Daylight
13h 13m
August records in Lemon Grove
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 89.1°F (2000) | 57.0°F (1935) | 0.07 in (2017) |
| August 2 | 88.0°F (1997) | 57.0°F (1950) | 0.04 in (2014) |
| August 3 | 88.0°F (1997) | 57.9°F (1944) | 0.01 in (2014) |
| August 4 | 84.0°F (1997) | 55.0°F (1956) | 0.00 in (1919) |
| August 5 | 91.0°F (1997) | 55.9°F (1928) | 0.06 in (1961) |
| August 6 | 84.9°F (1982) | 55.9°F (1951) | 0.02 in (1936) |
| August 7 | 84.9°F (1983) | 55.0°F (1951) | 0.02 in (1972) |
| August 8 | 96.1°F (1936) | 57.0°F (1944) | 0.33 in (1936) |
| August 9 | 88.0°F (1936) | 57.0°F (2010) | 0.15 in (1998) |
| August 10 | 87.1°F (1935) | 57.0°F (1932) | 0.11 in (1930) |
| August 11 | 89.1°F (1991) | 57.0°F (1919) | 0.03 in (1931) |
| August 12 | 96.1°F (1991) | 54.0°F (1949) | 0.01 in (1931) |
| August 13 | 96.1°F (1991) | 42.1°F (1994) | 0.01 in (1979) |
| August 14 | 96.1°F (1991) | 55.9°F (1925) | 0.07 in (1987) |
| August 15 | 90.0°F (1992) | 55.0°F (1950) | 0.07 in (1958) |
| August 16 | 88.0°F (1992) | 55.9°F (1932) | 0.11 in (1943) |
| August 17 | 87.1°F (1992) | 55.0°F (1949) | 1.93 in (1977) |
| August 18 | 90.0°F (1986) | 57.0°F (1925) | 0.11 in (1945) |
| August 19 | 93.0°F (1986) | 57.9°F (1930) | 0.56 in (1945) |
| August 20 | 88.0°F (1986) | 59.0°F (1925) | 0.76 in (2023) |
| August 21 | 84.9°F (1982) | 57.0°F (1959) | 0.69 in (2023) |
| August 22 | 86.0°F (2007) | 54.0°F (1968) | 0.04 in (1921) |
| August 23 | 93.9°F (2025) | 55.0°F (1947) | 0.00 in (1919) |
| August 24 | 88.0°F (1985) | 55.0°F (1948) | 0.05 in (2012) |
| August 25 | 93.9°F (1985) | 55.0°F (1978) | 0.16 in (1935) |
| August 26 | 90.0°F (2009) | 53.1°F (1928) | 0.02 in (1994) |
| August 27 | 93.0°F (2009) | 55.0°F (1920) | 0.02 in (1922) |
| August 28 | 93.0°F (2009) | 55.9°F (1932) | 0.72 in (1951) |
| August 29 | 93.9°F (2009) | 55.0°F (1975) | 0.30 in (1951) |
| August 30 | 91.0°F (2025) | 54.0°F (1941) | 0.15 in (1919) |
| August 31 | 89.1°F (1995) | 55.0°F (1942) | 0.00 in (1919) |