August weather in Grand Beach, MI
The average temperature in Grand Beach in August is 71.5°F (62.8°F–80.3°F). Average precipitation: 4.22 inches.
August is a summer month in Grand Beach, and is warmer than the annual average of 50°F. Daily temperatures swing about 17.5°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 13h 41m. For travel, August is a comfortable month to visit.
Avg High
80.3°F
Avg Low
62.8°F
Precipitation
4.22 in
Daylight
13h 41m
August records in Grand Beach
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 99.0°F (1988) | 46.0°F (1971) | 0.90 in (2020) |
| August 2 | 99.0°F (1964) | 48.9°F (1948) | 2.84 in (1953) |
| August 3 | 98.1°F (1899) | 48.9°F (1966) | 4.31 in (1960) |
| August 4 | 100.0°F (1900) | 48.0°F (1966) | 1.44 in (1982) |
| August 5 | 100.0°F (1900) | 48.9°F (1951) | 2.25 in (2023) |
| August 6 | 100.0°F (1900) | 46.0°F (1948) | 1.45 in (1955) |
| August 7 | 100.0°F (1900) | 44.1°F (2011) | 4.27 in (1958) |
| August 8 | 100.0°F (1900) | 50.0°F (1989) | 1.31 in (1991) |
| August 9 | 98.1°F (1900) | 44.1°F (1964) | 1.41 in (1998) |
| August 10 | 99.0°F (1900) | 46.9°F (1972) | 1.88 in (1957) |
| August 11 | 100.9°F (1899) | 43.0°F (2022) | 1.60 in (1971) |
| August 12 | 93.0°F (1959) | 46.0°F (1967) | 2.74 in (2016) |
| August 13 | 93.0°F (1995) | 46.9°F (1967) | 2.07 in (2005) |
| August 14 | 93.0°F (1959) | 41.0°F (1964) | 3.48 in (1972) |
| August 15 | 93.9°F (1965) | 43.0°F (1964) | 3.58 in (2016) |
| August 16 | 100.0°F (1988) | 46.0°F (1964) | 1.40 in (1997) |
| August 17 | 97.0°F (1899) | 48.9°F (1899) | 3.29 in (1990) |
| August 18 | 100.0°F (1900) | 42.1°F (1963) | 2.54 in (2025) |
| August 19 | 100.0°F (1899) | 48.9°F (1964) | 1.81 in (1994) |
| August 20 | 98.1°F (1899) | 39.9°F (1897) | 1.99 in (1900) |
| August 21 | 99.0°F (1955) | 37.9°F (1950) | 1.55 in (1964) |
| August 22 | 96.1°F (1959) | 42.1°F (1950) | 2.75 in (1966) |
| August 23 | 96.1°F (1899) | 45.0°F (1951) | 2.73 in (2007) |
| August 24 | 98.1°F (1948) | 48.0°F (1952) | 1.53 in (2021) |
| August 25 | 100.9°F (1948) | 45.0°F (1956) | 3.49 in (2001) |
| August 26 | 99.0°F (1953) | 43.0°F (1897) | 2.41 in (1987) |
| August 27 | 100.9°F (1899) | 46.0°F (1968) | 1.14 in (1965) |
| August 28 | 98.1°F (1899) | 45.0°F (1968) | 6.00 in (1978) |
| August 29 | 100.0°F (1953) | 39.0°F (1965) | 2.99 in (1957) |
| August 30 | 99.0°F (1953) | 46.0°F (1986) | 3.45 in (1955) |
| August 31 | 102.9°F (1953) | 45.0°F (1967) | 1.28 in (1950) |