August weather in Mercer, ND
The average temperature in Mercer in August is 68.0°F (53.8°F–82.2°F). Average precipitation: 2.19 inches.
August is a summer month in Mercer, and is warmer than the annual average of 41.1°F. Daily temperatures swing about 28.4°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 14h 4m. For travel, August is a comfortable month to visit.
Avg High
82.2°F
Avg Low
53.8°F
Precipitation
2.19 in
Daylight
14h 4m
August records in Mercer
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 100.9°F (2007) | 39.0°F (1921) | 0.67 in (1928) |
| August 2 | 99.0°F (1955) | 41.0°F (1942) | 0.56 in (1981) |
| August 3 | 102.0°F (1947) | 41.0°F (1978) | 1.52 in (2008) |
| August 4 | 102.0°F (1959) | 44.1°F (1946) | 0.92 in (1980) |
| August 5 | 109.0°F (1941) | 39.9°F (1992) | 1.74 in (2000) |
| August 6 | 102.9°F (1937) | 41.0°F (1924) | 1.25 in (1982) |
| August 7 | 105.1°F (1949) | 42.1°F (1921) | 1.34 in (1982) |
| August 8 | 104.0°F (1958) | 39.0°F (1927) | 1.12 in (2025) |
| August 9 | 100.9°F (1971) | 37.9°F (1939) | 1.26 in (2002) |
| August 10 | 100.9°F (1936) | 39.9°F (1946) | 1.31 in (1939) |
| August 11 | 105.1°F (1935) | 39.9°F (1952) | 0.73 in (1963) |
| August 12 | 105.1°F (1978) | 37.0°F (1964) | 3.50 in (1999) |
| August 13 | 102.9°F (2018) | 34.0°F (1964) | 1.00 in (1945) |
| August 14 | 105.1°F (1935) | 33.1°F (1979) | 1.05 in (2000) |
| August 15 | 100.0°F (1971) | 39.9°F (1989) | 1.34 in (1927) |
| August 16 | 102.0°F (1971) | 37.0°F (1943) | 2.19 in (1927) |
| August 17 | 100.9°F (2021) | 39.0°F (1950) | 2.35 in (2014) |
| August 18 | 102.9°F (1973) | 39.9°F (2002) | 0.64 in (1972) |
| August 19 | 100.9°F (1919) | 36.0°F (1950) | 1.23 in (2014) |
| August 20 | 100.0°F (2020) | 36.0°F (2004) | 1.64 in (1991) |
| August 21 | 106.0°F (1971) | 37.0°F (1920) | 1.20 in (1966) |
| August 22 | 100.9°F (1925) | 39.0°F (1974) | 1.12 in (1955) |
| August 23 | 100.9°F (1925) | 34.0°F (1928) | 1.10 in (1960) |
| August 24 | 98.1°F (1937) | 35.1°F (1915) | 2.42 in (1914) |
| August 25 | 100.0°F (1996) | 39.0°F (1964) | 1.44 in (1960) |
| August 26 | 99.0°F (1937) | 32.0°F (1914) | 0.90 in (1990) |
| August 27 | 100.0°F (1973) | 30.9°F (1982) | 4.42 in (1928) |
| August 28 | 100.9°F (1971) | 34.0°F (1935) | 0.80 in (1915) |
| August 29 | 102.0°F (1961) | 21.9°F (1927) | 0.64 in (1964) |
| August 30 | 100.0°F (2012) | 34.0°F (1935) | 0.87 in (1927) |
| August 31 | 100.0°F (1921) | 34.0°F (1992) | 3.01 in (1926) |